<?xml version="1.0" encoding="UTF-8" standalone="no"?><?xml-stylesheet href="http://www.blogger.com/styles/atom.css" type="text/css"?><rss xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" version="2.0"><channel><title>Blog Teknisi Alat Berat</title><description>tempat berbagi informasi seputar teknik alat berat dan lowongan kerja tambang</description><managingEditor>noreply@blogger.com (Unknown)</managingEditor><pubDate>Tue, 9 Jun 2026 17:21:01 +0700</pubDate><generator>Blogger http://www.blogger.com</generator><openSearch:totalResults xmlns:openSearch="http://a9.com/-/spec/opensearchrss/1.0/">96</openSearch:totalResults><openSearch:startIndex xmlns:openSearch="http://a9.com/-/spec/opensearchrss/1.0/">1</openSearch:startIndex><openSearch:itemsPerPage xmlns:openSearch="http://a9.com/-/spec/opensearchrss/1.0/">25</openSearch:itemsPerPage><link>http://teknisiberat.blogspot.com/</link><language>en-us</language><itunes:explicit>no</itunes:explicit><itunes:keywords>teknisi,alat,berat,lowongan,kerja,tambang,lowongan,kerja,migas,teknik,alat,berat,engine,hydraulic,heavy,equipment</itunes:keywords><itunes:summary>tempat berbagi informasi seputar teknik alat berat dan lowongan kerja tambang</itunes:summary><itunes:subtitle>blog teknisi alat berat</itunes:subtitle><itunes:category text="Business"><itunes:category text="Careers"/></itunes:category><itunes:author>teknisiberat</itunes:author><itunes:owner><itunes:email>kang.ubay@gmail.com</itunes:email><itunes:name>teknisiberat</itunes:name></itunes:owner><item><title>Intake Dan Exhaust System</title><link>http://teknisiberat.blogspot.com/2014/12/intake-dan-exhaust-system.html</link><category>hydraulic</category><category>troubleshooting</category><pubDate>Mon, 29 Dec 2014 15:54:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-1911697728241635138</guid><description>&lt;b&gt;Intake and Exhaust System&lt;/b&gt;&lt;br /&gt;Intake and exhaust system merupakan salah satu sistem pada engine yang bertujuan untuk&lt;br /&gt;menyalurkan udara ke ruang bakar. Pada sistem ini ada beberapa komponen utama yang&lt;br /&gt;mendukung, diantaranya adalah pre cleaner, air cleaner, intake dan exhaust manifold, dist indicator,&lt;br /&gt;turbocharge dan muffler. Skemanya adalah sebagai berikut:&lt;br /&gt;
&lt;br /&gt;
&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;
&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiM651VBoCsC-rPFZ-SXNk7t6aOVpbuK42BFAkgY-6pb7ZHATgFOgBBzDzh19FukGiX35i0XdVrw4Kz3FY85q7VWdpiEFHCBdvrhN94PnKtB-hBk20loULQoBJVHj3HB47P_Xu-Xch-Jh0/s1600/air+intake.jpg" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiM651VBoCsC-rPFZ-SXNk7t6aOVpbuK42BFAkgY-6pb7ZHATgFOgBBzDzh19FukGiX35i0XdVrw4Kz3FY85q7VWdpiEFHCBdvrhN94PnKtB-hBk20loULQoBJVHj3HB47P_Xu-Xch-Jh0/s1600/air+intake.jpg" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;Intake dan Exhaust System&lt;/td&gt;&lt;/tr&gt;
&lt;/tbody&gt;&lt;/table&gt;
• Pre Cleaner dan Air Cleaner&lt;br /&gt;Pre cleaner merupakan saringan udara awal dari lingkungan sekitar yang akan disalurkan ke air&lt;br /&gt;cleaner dan selanjutnya menuju ruang bakar. Air cleaner berfungsi sebagai alat pembersih udara,&lt;br /&gt;sehingga debu, pasir dan kotoran dapat dipisahkan terlebih dahulu sebelum masuk ke ruang bakar.&lt;br /&gt;Partikel yang disaring pada air cleaner ukurannya lebih kecil dibandingkan dengan air cleaner.&lt;br /&gt;Kotoran, debu dan pasir yang ada di atmosfir merupakan substansi keras yang akan menyebabkan&lt;br /&gt;kerusakan pada silinder dan piston engine dimana debu keras tersebut terhisap bersama-sama&lt;br /&gt;dengan udara.&lt;br /&gt;
&lt;br /&gt;
• Dust Indicator&lt;br /&gt;
Dust indikator berfungsi untuk mengetahui kondisi air cleaner, apakah tersumbat atau tidak. Dust&lt;br /&gt;Indicator ini dipasangkan pada tempat-tempat yang mudah terlihat dari luar dan jika menunjuk tanda&lt;br /&gt;merah berarti air cleaner tersumbat.&lt;br /&gt;
&lt;br /&gt;
• Turbocharge&lt;br /&gt;Turbucharge pada diesel engine digunakan untuk memenuhi kebutuhan engine akan udara yang&lt;br /&gt;masuk ke ruang bakar, turbocharge ini akan mengirimkan udara yang lebih banyak untuk mendekati&lt;br /&gt;pembakaran yang ideal. Turbocharger mempunyai dua impeller yaitu turbin dan blower. Turbin impeller diputar oleh gas buang dengan kecepatan yang sangat tinggi.&lt;br /&gt;
&lt;br /&gt;
Pada ujung poros turbin ini dipasangkan blower impeller sehingga putaran blower impeller sama dengan putaran turbin impeller. Putaran blower akan menghisap udara dari luar dengan kecepatan putar berkisar antara 50.000-150.000 rpm.&lt;br /&gt;
&lt;br /&gt;
&amp;nbsp;Untuk menahan putaran tinggi tersebut poros turbin di support oleh journal bearing dan thrust bearing. Pada rumah turbin dilengkapi dengan saluran oli untuk pelumasan. Bearing Seal ring dipasang untuk menghindari kebocoran oli ke sisi hisap maupun sisi turbin.&lt;br /&gt;
&lt;br /&gt;
• Muffler&lt;br /&gt;Muffler merupakan saluran untuk melepas gas buang hasil pembakaran ke lingkungan luar. Selain itu,&lt;br /&gt;muffler berfungsi sebagai peredam suara, menghilangkan percikan api dan menurunkan temperatur&lt;br /&gt;gas buang. Muffler mempunyai beberapa tipe diantaranya adalah horizontal type, vertical type dan&lt;br /&gt;catalytic muffler. Dari tipe-tipe di atas hanya ada 2 type yang banyak digunakan yaitu horizontal type&lt;br /&gt;dan vertical type.&lt;div&gt;&lt;br /&gt;&lt;/div&gt;&lt;div&gt;sumber : &lt;a href="http://ruangmesin.com"&gt;http://ruangmesin.com&lt;/a&gt;&lt;/div&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiM651VBoCsC-rPFZ-SXNk7t6aOVpbuK42BFAkgY-6pb7ZHATgFOgBBzDzh19FukGiX35i0XdVrw4Kz3FY85q7VWdpiEFHCBdvrhN94PnKtB-hBk20loULQoBJVHj3HB47P_Xu-Xch-Jh0/s72-c/air+intake.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">26</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Penentuan Ukuran Fuse Pada Instalasi Tambahan</title><link>http://teknisiberat.blogspot.com/2013/12/penentuan-ukuran-fuse-pada-instalasi.html</link><category>electric</category><category>hydraulic</category><pubDate>Mon, 30 Dec 2013 22:53:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-1080515549569391413</guid><description>&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEixBqHtAN2oQUqNIuvwhPgkJiiXmjDBQ1krayqlQOrdPf-s8h9BnU7-GPruDoWKpg0yThPNdgoTQ-aLw8TZPWVzqLeMWRqnYPrc4wumY5cv4FbN9m2nksNK_sYFyZ2ojfoCI_HP_eqxXbE/s1600/fuse.jpg" imageanchor="1" style="clear: left; float: left; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEixBqHtAN2oQUqNIuvwhPgkJiiXmjDBQ1krayqlQOrdPf-s8h9BnU7-GPruDoWKpg0yThPNdgoTQ-aLw8TZPWVzqLeMWRqnYPrc4wumY5cv4FbN9m2nksNK_sYFyZ2ojfoCI_HP_eqxXbE/s1600/fuse.jpg" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;Sering ditemukan permasalahan untuk menambah instalasi baru pada sebuah sistem, kemudian pertanyaan yang muncul adalah berapa ukuran fuse yang harus dipasang dan ukuran kabel yang harus digunakan????&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;Di artikel ini penulis akan mencoba untuk berbagi bagaimana cara menentukan ukuran fuse dan ukuran kabel yang digunakan apabila akan menambah beban baru pada unit.&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;Sebelum menentukan ukuran fuse, pertama yang harus diketahui adalah ukuran daya (Watt) dari beban yang akan dipasang. Jika sudah diketahui daya yang akan dipasang kemudian dilanjutkan dengan mencari arus yang akan diserap oleh beban menggunakan metode Triangle. Metode Power Triangle menunjukkan bagaimana hubungan antara power (W), voltage (U), dan current (I)&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;Agar fuse yang digunakan dapat awet, maka ukuran fuse (rated current) harus &amp;nbsp;&lt;b&gt;dua kali &lt;/b&gt;dari arus yang akan melewatinya pada saat operasi normal. Titik putus (Breakpoint) suatu fuse apabila arus yang melewatinya 35% lebih besar dari pada rated current. Breakpoint inilah yang akan digunakan sebagai dasar untuk menentukan ukuran kabel yang akan digunakan.&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;
&lt;b&gt;&lt;i&gt;&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;Fuse breakpoint (Ampere) = 1.35 x rated current (Ampere)&lt;/span&gt;&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;Contoh:&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;Beban yang akan dipasang pada suatu unit adalah 260 W, maka:&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;&lt;br /&gt;&lt;/span&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;1. Beban yang digunakan 260 W, maka arus yang akan diserap adalah: 260W/24 V = 10,8 A&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;2. Ukuran dari fuse adalah (rated current) = 10,8 A x 2 = 21,6 A&lt;/span&gt;&lt;br /&gt;
&lt;span style="font-family: Arial, Helvetica, sans-serif;"&gt;3. Maka ukuran fuse adalah 25 A (ukuran fuse diambil satu tingkat diatas rated current)&lt;/span&gt;&lt;br /&gt;
&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEixBqHtAN2oQUqNIuvwhPgkJiiXmjDBQ1krayqlQOrdPf-s8h9BnU7-GPruDoWKpg0yThPNdgoTQ-aLw8TZPWVzqLeMWRqnYPrc4wumY5cv4FbN9m2nksNK_sYFyZ2ojfoCI_HP_eqxXbE/s72-c/fuse.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">12</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Teknologi ACERT™ Pada Alat Berat Caterpillar</title><link>http://teknisiberat.blogspot.com/2013/07/teknologi-acert-pada-alat-berat.html</link><category>engine</category><category>hydraulic</category><pubDate>Sat, 27 Jul 2013 05:56:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-5564611681905717696</guid><description>Alat berat Cat®&amp;nbsp;meluncur keluar dari lini perakitan dengan teknologi 
engine yang terbaru. Model yang pertama kali dikirimkan adalah 
D8T.&amp;nbsp;&amp;nbsp;Beberapa&amp;nbsp;model lainnya mengikuti termasuk D9T, 365, 385, dan empat
 Truk Artikulasi.&amp;nbsp;&amp;nbsp;Di akhir&amp;nbsp;April, total 26 model alat berat telah 
tersedia!&amp;nbsp;&amp;nbsp;Masing-masing alat berat ini menggunakan engine 
Caterpillar&amp;nbsp;dengan Teknologi ACERT™, hasil riset dan pengembangan lebih 
dari $ 500 juta dan lebih dari 250 paten. Engine ini&amp;nbsp;memenuhi peraturan 
emisi Tier 3 EPA Amerika Serikat yang mengatur alat berat non-jalan 
raya, yang berlaku pada tanggal 1 Januari 2005 untuk engine dengan daya 
300 hingga 750 horsepower.&lt;br /&gt;
 &lt;br /&gt;
Teknologi ACERT adalah contoh lain 
mengapa Caterpillar&amp;nbsp;terus menjadi pemimpin&amp;nbsp;di&amp;nbsp;Amerika Utara dalam engine
 jalan raya. Engine truk dengan Teknologi ACERT&amp;nbsp;mencatat lebih dari&amp;nbsp;70 
juta mil setiap hari. Faktanya, pabrik Caterpillar mengirimkan lebih 
dari 16.000 engine tersebut setiap bulan. Rekor jalan raya tersebut, 
digabungkan dengan pengalaman Caterpillar selama berpuluh tahun dalam 
bisnis non-jalan raya memiliki makna pelanggan akan terus menerima 
kinerja engine dan produksi engine yang terbaik.&lt;br /&gt;
 &lt;br /&gt;
Peraturan emisi 
untuk&amp;nbsp;engine alat berat bukan hal yang baru. Peraturan pertama 
diberlakukan pada tahun 1996, dan peraturan Tier 2 menyusul pada tahun 
2001. Standar tersebut dipenuhi&amp;nbsp;dengan mengadaptasi&amp;nbsp;teknologi yang ada, 
tetapi persyaratan Tier 3 yang agresif mengharuskan terobosan.&lt;br /&gt;
 Caterpillar
 memperkenalkan Teknologi ACERT guna memenuhi peraturan EPA '04&amp;nbsp;untuk 
truk jalan raya. Sebelumnya, engine alat berat Caterpillar dengan 
Teknologi ACERT memulai&amp;nbsp;pengujian lapangan di seluruh Amerika Serikat, 
Kanada, dan Eropa. Sekarang ada lebih dari&amp;nbsp;350&amp;nbsp;alat tersebut di 
lapangan. Secara total, semuanya telah bekerja&amp;nbsp;lebih dari 520.000&amp;nbsp;jam. 
Alat berat ini&amp;nbsp;bekerja pada berbagai aplikasi tipikal untuk peralatan 
Cat—dari konstruksi, tambang, hingga timbunan sampah. Dan alat berat 
tersebut bekerja dalam berbagai jenis kondisi. Satu traktor tipe track 
telah berhasil bekerja di proyek pembangunan jalan di ketinggian 8100 
kaki.&lt;br /&gt;
 Teknologi ACERT mencerminkan serangkaian penyempurnaan revolusioner dan bertahap yang dikembangkan oleh Caterpillar. Misalnya:&lt;br /&gt;
 &lt;ul&gt;
&lt;li&gt;Sistem
 bahan bakar memungkinkan beberapa injeksi di setiap siklus pembakaran. 
Sedikit bahan bakar diinjeksikan pada saat yang tepat untuk mencapai 
tujuan gabungan penghematan bahan bakar dan emisi yang lebih rendah.&lt;br /&gt; &amp;nbsp;&lt;/li&gt;
&lt;li&gt;Sistem
 udara mutakhir menghasilkan udara yang lebih dingin dalam ruang 
pembakaran. Wastegate turbocharger memberikan respons ujung-rendah yang 
sangat baik. Selain itu, cylinder head aliran silang menyediakan jalur 
udara langsung ke engine.&amp;nbsp;&lt;/li&gt;
&lt;/ul&gt;
Insinyur Caterpillar bekerja 
dengan sekitar 125 variabel untuk menemukan keseimbangan yang optimal. 
Ada lebih dari 10 juta kombinasi pembakaran yang mungkin. Para insinyur 
ini tertantang oleh hubungan yang saling terkait antara (1) pengurangan 
emisi, (2) kinerja engine, (3) efisiensi bahan bakar, dan (4) ketahanan 
engine. Semuanya bukan sekadar tujuan pelengkap. Meningkatkan emisi, 
misalnya, dapat berpengaruh negatif pada efisiensi bahan bakar. Tujuan 
akhirnya tidak berbeda dari tujuan yang telah ditetapkan sejak 
Caterpillar didirikan—untuk memberi pelanggan biaya kepemilikan dan 
pengoperasian yang terendah, dan biaya terendah per unit material yang 
dipindahkan.</description><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">6</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengetahuan Dasar Air Conditioner (A/C) Part 6</title><link>http://teknisiberat.blogspot.com/2013/07/pengetahuan-dasar-air-conditioner-ac.html</link><category>electric</category><category>hydraulic</category><category>troubleshooting</category><pubDate>Sun, 7 Jul 2013 22:24:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-157293712896955728</guid><description>&lt;i&gt;&lt;b&gt;REFRIGERANT&lt;/b&gt;&lt;/i&gt;&lt;br /&gt;Refrigerant memainkan peran yang paling penting pada siklus pendinginan. Beberapa jenis refrigerant tersedia untuk beberapa tipe penggunaan. Karakteristik yang paling kritis dari refrigerant adalah dengan mudah akan mencair atau menguap pada temperatur normal atau temperatur rendah. Walau bagaimanapun, hanya sedikit refrigerant yang digunakan pada AC, tergantung pada beberapa kondisi, seperti tipe kompresor, temperatur penguapan (tekanan), dan temperatur kondensasi (tekanan)&lt;br /&gt;&lt;br /&gt;
&lt;table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"&gt;&lt;tbody&gt;
&lt;tr&gt;&lt;td style="text-align: center;"&gt;&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi2m8kBke6t1EPGaSEjsAtxok0_n5tdu6VgYJZXWUq4fA3P-MqLyaU4B7w2Aa3Yvxpcgsldmw0k0FWOZLkTDmVqK1bgT-MuPoRkXYfTa5vAFJSQFdxKXclQw3qsFY2I3rOe8QsdYcCSzTw/s1600/refigerant.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"&gt;&lt;img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi2m8kBke6t1EPGaSEjsAtxok0_n5tdu6VgYJZXWUq4fA3P-MqLyaU4B7w2Aa3Yvxpcgsldmw0k0FWOZLkTDmVqK1bgT-MuPoRkXYfTa5vAFJSQFdxKXclQw3qsFY2I3rOe8QsdYcCSzTw/s1600/refigerant.jpg" /&gt;&lt;/a&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class="tr-caption" style="text-align: center;"&gt;Refrigerant&lt;/td&gt;&lt;/tr&gt;
&lt;/tbody&gt;&lt;/table&gt;
&lt;b&gt;Persyaratan refrigerant&lt;/b&gt;&lt;br /&gt;Secara umum, refrigerant harus memenuhi persyaratan sbb :&lt;br /&gt;
&lt;br /&gt;
1.Tidak berwarna, tidak berbau, dan tidak berasa.&lt;br /&gt;2.Tidak mudah terbakar atau meledak. Tidak berbahaya bagi manusia dan binatang&lt;br /&gt;3.Mudah untuk diuapkan pada temperatur rendah dan diatas tekanan atmosfir. Mudah untuk dicairkan pada tekanan rendah bahkan jika udara luar panas.&lt;br /&gt;
4.Panas laten dalam penguapan besar dan&lt;br /&gt;volume jenis kecil.&lt;br /&gt;
5.Temperatur kritis tinggi dan titik beku rendah&lt;br /&gt;
6.Secara kimia stabil, tidak akan berkarat&lt;br /&gt;
7.Bisa dipakai untuk cakupan yang luas&lt;br /&gt;terhadap temperatur udara luar.&lt;br /&gt;
8.Kebocoran refrigerant mudah ditemukan&lt;br /&gt;
9.Harga murah, Untuk menjaga biaya operasional rendah&lt;br /&gt;
&lt;br /&gt;
Amonia dan freon adalah tipe gas yang memenuhi persyaratan yang banyak digunakan. AC selalu menggunakan gas tipe freon karena safety dan ukuran yang kecil dari sistem pendinginan.</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi2m8kBke6t1EPGaSEjsAtxok0_n5tdu6VgYJZXWUq4fA3P-MqLyaU4B7w2Aa3Yvxpcgsldmw0k0FWOZLkTDmVqK1bgT-MuPoRkXYfTa5vAFJSQFdxKXclQw3qsFY2I3rOe8QsdYcCSzTw/s72-c/refigerant.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengetahuan Dasar Air Conditioner (A/C) Part 5</title><link>http://teknisiberat.blogspot.com/2013/06/pengetahuan-dasar-air-conditioner-ac.html</link><category>electric</category><category>hydraulic</category><category>troubleshooting</category><pubDate>Wed, 12 Jun 2013 20:00:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-3428129001828990705</guid><description>&lt;b&gt;Siklus Pendinginan&lt;/b&gt;&lt;br /&gt;
Siklus pendinginan dari suatu AC terdiri dari kompresor, kondensor, expansion valve, dan evaporator seperti ditunjukan dalam gambar diagram. Refrigerant disirkulasikan didalam sirkuit dan panas dipindahkan dari sumber temperatur rendah (udara didalam ruang operator) ke sumber temperatur tinggi (udara luar) untuk memberikan pendinginan. Ini dinamakan evaporation compression&lt;br /&gt;
refrigeration system. Dan saat ini banyak digunakan pada pendinginan unit, ruangan dan refrigerator kecil.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMZtGBwvat-wov8e1TjvPonF123PIXl76EZQzQQMEmsEN2-MrfOzzW4WU5O_9CB9u48mPlSfGworZ9XT6_5nxsB6-evKBED3eO3MFVxgjRu6KCevOMzBXXpHUbeB-5II58z92g5yBOMro/s1600/aliran+refrigrant.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMZtGBwvat-wov8e1TjvPonF123PIXl76EZQzQQMEmsEN2-MrfOzzW4WU5O_9CB9u48mPlSfGworZ9XT6_5nxsB6-evKBED3eO3MFVxgjRu6KCevOMzBXXpHUbeB-5II58z92g5yBOMro/s1600/aliran+refrigrant.jpg" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
1) Cairan refrigerant yang meninggalkan receiver dikembangkan dengan tiba-tiba pada expansion valve. Ini akan menjadi uap basah dengan tekanan dan temperatur rendah dan mengalir ke evaporator.&lt;br /&gt;
&lt;br /&gt;
2) Refrigerant uap basah yang mengalir dievaporator mengambil panas dari udara didalam ruangan pada permukaan evaporator. Disini refrigrant diuapkan dan dipanaskan lagi, kemudian diisap lagi ke&lt;br /&gt;
kompresor dalam bentuk gas refrigerant. Udara didalam ruangan dihisap ke unit pendingin oleh sebuah fan, didinginkan di permukaan evaporator dan ditiupkan lagi ke ruangan.&lt;br /&gt;
&lt;br /&gt;
3) Gas refrigerant yang diuapkan dievaporator dihisap ke kompresor.&lt;br /&gt;
&lt;br /&gt;
4) Gas refrigerant dipampatkan di kompresor, kemudian dikirimkan ke kondensor dengan tekanan dan temperatur tinggi.&lt;br /&gt;
&lt;br /&gt;
5)Didalam kondensor gas refrigerant didinginkan. Ini akan menjadi refrigerant cair lagi dan mengalir ke receiver.&lt;br /&gt;
&lt;br /&gt;
Dengan mengulangi step 1 s/d 5, panas diambil dari udara pada permukaan evaporator, dan panas disalurkan ke udara pada permukaan kondensor untuk menghasilkan pendinginan didalam ruangan.&lt;br /&gt;
&lt;br /&gt;
&lt;i&gt;&lt;b&gt;Catatan &lt;/b&gt;&lt;/i&gt;: Temperatur dan tekanan refrigerant bervariasi sesuai dengan aliran udara dan temperatur dari permukaan kondensor.&lt;br /&gt;
&lt;br /&gt;
Pada mesin pendingin yang menggunakan penguapan panas laten, dari refrigerant yang dipakai saat ini, jika gas refrigerant tidak mencair saat mendekati normal temperatur, ini tidak akan dapat mengambil panas laten dari sekeliling refrigerant untuk melakukan pendinginan. Dikatakan secara umum, untuk gas yang akan dicairkan harus bertekanan. Walau bagaimanapun, jika ini didinginkan pada saat yang sama dengan pemberian tekanan, ini dapat dicairkan dengan mudah. Untuk alasan ini kompresor dan kondensor diperlukan pada sistem pendingin saat ini.</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMZtGBwvat-wov8e1TjvPonF123PIXl76EZQzQQMEmsEN2-MrfOzzW4WU5O_9CB9u48mPlSfGworZ9XT6_5nxsB6-evKBED3eO3MFVxgjRu6KCevOMzBXXpHUbeB-5II58z92g5yBOMro/s72-c/aliran+refrigrant.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">6</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengetahuan Dasar Air Conditioner (A/C) Part 4</title><link>http://teknisiberat.blogspot.com/2013/05/pengetahuan-dasar-air-conditioner-ac_12.html</link><category>electric</category><category>hydraulic</category><category>troubleshooting</category><pubDate>Sun, 12 May 2013 16:26:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-6541793847044523444</guid><description>&lt;b&gt;Prinsip dasar pendinginan&lt;/b&gt;&lt;br /&gt;
1. Mengapa mesin pendingin dapat mendinginkan&lt;br /&gt;
Kita semua mempunyai pengalaman terasa dingin ketika kita berkeringat dan angin bertiup, atau ketika menyiram cairan seperti alkohol pada kulit kita. Perasaan ini muncul karena air atau alkohol mempunyai kemampuan untuk menyerap panas dari sekeliling ketika menguap dan berubah menjadi gas.&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
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&lt;br /&gt;
Jika kita nyatakan dengan jalan lain, jika kita berikan panas ke cairan, cairan ini akan berubah menjadi gas. Panas ini inamakan evaporation latent heat. Dalam sebuah pendingin, freon 12 (R-12) digunakan untuk menggantikan alkohol. Ketika cairan freon 12 berubah menjadi gas, ia akan mengambil panas yang tersembunyi dari sekelilingnya. Biar bagaimanapun jika ini kita biarkan berubah sebagai gas tidak ekonomis.&lt;br /&gt;
&lt;br /&gt;
Kita butuh sebuah peralatan yang menggunakan suatu metoda untuk mengumpulkan gas ini dan mengembalikanya ke bentuk cair lagi sebelum menguapkanya lagi, dan untuk mengulang perputaran ini secara terus menerus. Zat cair yang berubah menjadi cairan dan kemudian berubah menjadi gas untuk mendinginkan sekelilingnya dinamakan refrigerant (bahan pendingin).&lt;br /&gt;
&lt;br /&gt;
2. Lemari es menggunakan penguapan panas laten&lt;br /&gt;
Cairan pendingin (freon 12) dikirimkan dengan tekanan tinggi melalui sebuah valve dimana disini diijinkan untuk mengembang dan dikirimkan ke heat exchanger. Refrigerant mengambil panas dari udara didalam ruangan yang dihisap oleh uap tekanan rendah (uap basah),berubah menjadi gas (uap yang dipanaskan) dan dikeluarkan.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;/div&gt;
&amp;nbsp;Udara yang telah kehilangan panasnya ditiupkan ke dalam ruang yang didinginkan. Ini adalah prinsip dasar pendingin, tetapi hanya menggunakan peralatan ini untuk mndinginkan adalah tidak ekonomis dan tidak praktis.&lt;br /&gt;
&lt;br /&gt;
3. Metoda pendinginan&lt;br /&gt;
Gas refrigerant dipampatkan oleh compressor dan berubah menjadi temperatur tinggi dan kepadatan tinggi. Kemudian ini dikirimkan ke condenser untuk dirubah menjadi cairan. Jika refrigerant cair ini&lt;br /&gt;
di kembangkan secara tiba-tiba di expansion valve,ini akan berubah menjadi uap basah bertemperatur dan bertekanan rendah dan mengalir ke evaporator.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
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&lt;br /&gt;
Refrigerant yang masuk ke evaporator berupa uap basah, melewati fin evaporator dan mengambil panas latent dari udara disekelilingnya. Ini akan menyebabakan uap basah ini menguap dan kembali ke bentuk asalnya berupa gas. Demikian refrigerant bekerja untuk mendinginkan udara sekelilingnya dengan demikian mendinginkan ruangan.</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEif-R621lPmD0I5yvdZptxN0v0Uh1K_luQyvdy5OG-HXPirb0iiSF2sPzHdl_G2i-OusAAAsUpw39sXtXYLPM7dVeCquoja_PhxNh2IcxR3a8icCvBDJ4la-rQXLsunvaVKb3adYeRWEaQ/s72-c/pendinginan2.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengetahuan Dasar Air Conditioner (A/C) Part 3</title><link>http://teknisiberat.blogspot.com/2013/05/pengetahuan-dasar-air-conditioner-ac_11.html</link><category>electric</category><category>hydraulic</category><category>troubleshooting</category><pubDate>Sat, 11 May 2013 14:49:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-1148532280430615820</guid><description>&lt;b&gt;HUMIDITY (KELEMBABAN)&lt;/b&gt;&lt;br /&gt;
Banyaknya uap air yang terdapat pada udara dinamakan kelembaban (humidity). Kelembaban secara umum dikelompokan sebagai absolut humidity dan relative humidity.&lt;br /&gt;
&lt;br /&gt;
1. Absolut humidity&lt;br /&gt;
Absolut humidity adalah berat uap per kg dari udara kering yang terdapat dalam udara basah, dinyatakan dalam satuan x kg/kg. Pada kenyataanya, sebuah diagram udara digunakan untuk menunjukan berat uap yang terdapat dalam 1kg udara basah, Absolut humidity pada diagram udara ditunjukan sebagai berikut :&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;Absolut humidity =0,03(kg)/1(kg)=0,03kg/kg&lt;/b&gt;&lt;br /&gt;
&lt;br /&gt;
2. Relative humidity&lt;br /&gt;
Perbandingan antara tekanan uap sebagian P (kg/cm²) dari udara basah dan tekanan maksimal sebagian Ps yang terdapat didalam uap pada kelembaban tersebut (tekanan uap sebagian dari udara jenuh) dinamakan relative humidity.&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;Relative humidity = P/Ps x 100 (%)&lt;/b&gt;&lt;br /&gt;
&lt;br /&gt;
Secara umum ketika kita membicarakan humidity yang kita maksudkan adalah relative&amp;nbsp; humidity. Ini adalah humidity yang didapat dari hygrometer di rumah – rumah atau diberi dari ramalan cuaca.&lt;br /&gt;
&lt;br /&gt;
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&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjpNMnIhOKQPRshFxSfd8_d4tnR4nPF-m_69oVQn5KZQnC62c1cPDtPFQ-EIL6_TPiK2FH8xSldds_qwYm7-SDhbFKR__KnzgyYqtVplszqaL2vXpiYKHDVUUotS19ua0tJzD5e26qfYjw/s72-c/humidity.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengetahuan Dasar Air Conditioner (A/C) Part 2</title><link>http://teknisiberat.blogspot.com/2013/05/pengetahuan-dasar-air-conditioner-ac_8.html</link><category>electric</category><category>hydraulic</category><category>troubleshooting</category><pubDate>Wed, 8 May 2013 18:16:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-5239302281387626232</guid><description>&lt;b&gt;PRESSURE (Tekanan)&lt;/b&gt;&lt;br /&gt;
Tenaga yang bekerja pada sebidang luasan dinamakan “pressure”. Secara normal tenaga yang bekerja pada bidang luasan 1cm² ditunjukan dalam satuan kg. Sehingga satuan tekanan : kg/cm²&lt;br /&gt;
&lt;br /&gt;
1. Absolut pressure&lt;br /&gt;
Tekanan yang dibebankan pada dinding didalam suatu bejana oleh gas dinamakan tekanan absolut. Yang disebut complete vacuum pressure dimana tidak timbul aktivitas molekul, yang diistilahkan sebagai zero pressure.Absolut pressure ini digunakan sama seperti absolut temperatur ketika memperlakukan masalah secara teoritis. Satuan absolut pressure adalah kg/cm² abs untuk membedakan dari pressure yang biasa.&lt;br /&gt;
&lt;br /&gt;
2. Gauge pressure&lt;br /&gt;
Pressure yang diukur dengan pressure gauge pada zero barometric pressure dinamakan gauge pressure. Pressure ini menunjukan perbedaan antara absolut pressure dengan atmospheric pressure.&lt;br /&gt;
Untuk perhitungan teoritis, gauge pressure harus dikonversikan ke absolut pressure. Dalam kebanyakan kasus, pressure mengacu pada gauge pressure. Satuan gauge pressure adalah kg/cm² g, untuk membedakan dari pressure yang biasa.&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
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&lt;br /&gt;
3. Atmospheric pressure&lt;br /&gt;
Ini adalah pressure dari udara. Standard atmospheric pressure adalah 1,03 kg/cm² abs.pada permukaan laut.yang sebanding dengan 760 mmHg atau 10,3 m H2O.&lt;br /&gt;
Hubungan antara absolut pressure dengan atmospheric pressure ditunjukan dengan rumus sbb :&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;Absolut pressure = gauge pressure + atmospheric pressure.&lt;/b&gt;&lt;br /&gt;
&lt;br /&gt;
Bahkan jika gauge pressure dari gas didalam wadah adalah nol, gas actualnya&lt;br /&gt;
adalah 1,03 kg/cm² abs.&lt;br /&gt;
&lt;br /&gt;
4. Vacuum dan derajat kevacuuman&lt;br /&gt;
Normalnya pressure gauge mempunyai daerah merah pada skalanya untuk menunjukan bahwa pressure dibawah 0 kg/cm². Gas apapun yang ditunjukan dalam daerah merah adalah dibawah atmospheric pressure. Istilah vacuum mengacu pada ruang yang diisi gas dengan pressure dibawah atmospheric pressure. Vacuum yang sempurna mengacu pada ruang yang benar-benar kosong dari pressure gas (0 kg/cm² abs.). Derajat kevacuuman yang di pakai pada tekanan statis dibawah tekanan&lt;br /&gt;
atmosfir dan yang ditunjukan dalam kaitanya dengan absolut pressure dinyatakan dalam cm Hg. Pada skala gauge atmospheric pressure di set pada nol dan prefect vacuum di set pada 76cmHg. Untuk merubah pembacaan, h cmHg, dari vacuum gauge ke absolute pressure P kg/cm² abs. Digunakan rumus :&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;P = 1,03 x (1 – h/76) dimana derajat&lt;/b&gt;&lt;br /&gt;
kevacuuman adalah (76-h) cmHg.&lt;br /&gt;
&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh4Nb3Pgx5a46XcGBIex0wDREEaEjGrRoXNz-3kdN7UyTj3DQaESMI8nyA0_U5fWBYdTrUxPHQjj8YDI_kyqbH0phNYi2YgDLrEc9W9R3QjuTOuI0apJqQbCdkl8wC24uCgFHgU4qDb4TE/s72-c/ac.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengetahuan Dasar Air Conditioner (A/C) Part 1</title><link>http://teknisiberat.blogspot.com/2013/05/pengetahuan-dasar-air-conditioner-ac.html</link><category>electric</category><category>hydraulic</category><category>troubleshooting</category><pubDate>Tue, 7 May 2013 10:00:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-6991187286004353546</guid><description>PANAS&lt;br /&gt;
&lt;br /&gt;
Energi kinetik dari aktifitas suatu molekul pada suatu zat akan menyerap pembentukan panas. Jika panas diberikan pada sebuah zat oleh zat yang lain, temperaturnya akan naik. Jika panas dibawa oleh benda lain, temperaturnya akan turun.&lt;br /&gt;
&lt;br /&gt;
1.Kwantitas panas&lt;br /&gt;
Jika panas dirambatkan dari satu zat ke zat yang lainya, temperatur ke dua zat tersebut akan berubah. Besarnya perubahan pada temperatur akan tergantung pada jumlah panas yang dirambatkan. Jumlah panas ditunjukan dalam satuan kalori (Cal) atau kilo kalori (Kcal). Satu cal menunjukan jumlah panas yang diperlukan untuk menaikan temperatur dari 1g air sebesar 1 derajat. Satu Kcal menunjukan jumlah panas yang diperlukan untuk menaikan temperatur 1Kg air sebesar 1 derajat.&lt;br /&gt;
&lt;br /&gt;
2.Panas jenis (specific heat)&lt;br /&gt;
Jumlah panas yang diperlukan untuk menaikan atau menurunkan temperatur suatu zat bervariasi tergantung pada type, berat,dan banyaknya perubahan temperatur dari zat tersebut. Jumlah panas yang diperlukan untuk menaikan temperatur dari satu satuan berat zat sebesar 1 derajat dinamakan panas jenis. Satuan dari panas jenis adalah Kcal/kg.º C. Panas jenis sering ditunjukan dengan angka tanpa satuan. Panas jenis yang lebih besar dari suatu zat, lebih sulit untuk dipanaskan dan didinginkan. Panas jenis dari air = 1, adalah nilai terbesar dari benda padat ataupun cair.&lt;br /&gt;
&lt;br /&gt;
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&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXwQSVeeCHyNNdqVqj4WZWf0GdKpHO1EA-Di1TUNWgR4jwr6iJCoUl4173oHJMBEM5d_cr2dr0x3kPfkmjrX5qS3kxJfepurTGvg-ztUQ92xmfynwdkuT_XaKwg5jqVgog1UWm-sGcdCY/s1600/Graphic2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="201" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXwQSVeeCHyNNdqVqj4WZWf0GdKpHO1EA-Di1TUNWgR4jwr6iJCoUl4173oHJMBEM5d_cr2dr0x3kPfkmjrX5qS3kxJfepurTGvg-ztUQ92xmfynwdkuT_XaKwg5jqVgog1UWm-sGcdCY/s320/Graphic2.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXwQSVeeCHyNNdqVqj4WZWf0GdKpHO1EA-Di1TUNWgR4jwr6iJCoUl4173oHJMBEM5d_cr2dr0x3kPfkmjrX5qS3kxJfepurTGvg-ztUQ92xmfynwdkuT_XaKwg5jqVgog1UWm-sGcdCY/s72-c/Graphic2.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Konstruksi Dan Cara Kerja Damper Pada Torqueflow Transmisi</title><link>http://teknisiberat.blogspot.com/2012/11/konstruksi-dan-cara-kerja-camper-pada.html</link><category>hydraulic</category><category>power train</category><pubDate>Wed, 28 Nov 2012 19:42:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-3504206797228894064</guid><description>Sahabat teknisi, melanjutkan pembahasan pada posting sebelumnya, kali ini saya akan sedikit menjelaskan tentang bagaimana konstruksi dan cara kerja dari damper itu sendiri.&amp;nbsp; Ada dua macam damper yang digunakan di Komatsu, untuk meredam getaran tersebut, yaitu :&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;1. Spring Damper&lt;/b&gt;&lt;br /&gt;
Damper ini menggunakan torsion spring untuk meredam getaran, dimana disc diikatkan pada flywheel sehingga begitu engine hidup damper disc langsung berputar, Berputarnya damper disc ini akan menarik torsion spring, kemudian torsion spring akan membawa friction plate berputar sehingga&lt;br /&gt;
splined hub juga ikut berputar memutarkan out put shaft. Unit yang memakai damper tipe ini, seperti D 21, D31, D41.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZkzjCSJyqycKa9q7RS5UoJnW2rB-JwUKrHJ-Acr8L_qLT4OwleCxzgJFOb19IWZ5As7oVLRsgfHJeh9hK2-Y2NwHoovmvAYNc_Gkhzcvxf2EyHrNDfmKAs0nZ-GhBY3ruZvaNCbiy8D0/s1600/spring+damper.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="252" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZkzjCSJyqycKa9q7RS5UoJnW2rB-JwUKrHJ-Acr8L_qLT4OwleCxzgJFOb19IWZ5As7oVLRsgfHJeh9hK2-Y2NwHoovmvAYNc_Gkhzcvxf2EyHrNDfmKAs0nZ-GhBY3ruZvaNCbiy8D0/s320/spring+damper.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;2. Rubber Damper&lt;/b&gt;&lt;br /&gt;
Konstruksi seperti terlihat pada gambar dibawah, dimana outer body diikatkan ke flywheel. Shaft output terpasang pada inner body (splined) sedangkan antara outer body dan inner body dipasang rubber cushion.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiA4VsumLr5Ev3WO1KJITOVod_1WH393rVlF8FeR13c2XYCJ_4WBYDcB5fjaro9gnJ1C0knvTo6rZ12CfJpoGEqFIKoWQx3zSufqWuoRdnLK9PUQAAklRH3ceMrfRimq9yUEBnts3cQZXk/s1600/rubber+damper.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiA4VsumLr5Ev3WO1KJITOVod_1WH393rVlF8FeR13c2XYCJ_4WBYDcB5fjaro9gnJ1C0knvTo6rZ12CfJpoGEqFIKoWQx3zSufqWuoRdnLK9PUQAAklRH3ceMrfRimq9yUEBnts3cQZXk/s320/rubber+damper.jpg" width="313" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
Tenaga engine dipindah ke flywheel dan outer body (6), kemudian rubber cushion (7) meredam getaran engine. Tenaga engine kemudian diteruskan melalui inner body (8) ke output shaft (2). Dari sini, tenaga engine diteruskan melalui coupling ke torque converter. Damper tipe ini dipakai pada unit WA 500, WA 800, HD 325 , HD 785, D 375A-2 dan sebagainya.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWd1dactmKgNMMv4rv59P3StSaTM5JYQ2uCLY29iR2xAh9b_PZNsxFriAWO2ksZT0Dj4mFr9XSdpDhsGR7Ge6xImVurUDGJ5prqZmCsoAbhsHcjb6Nla9CgKhcjLQm8L6LEo8J0A4Ra6g/s1600/rubber+damper+2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="215" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWd1dactmKgNMMv4rv59P3StSaTM5JYQ2uCLY29iR2xAh9b_PZNsxFriAWO2ksZT0Dj4mFr9XSdpDhsGR7Ge6xImVurUDGJ5prqZmCsoAbhsHcjb6Nla9CgKhcjLQm8L6LEo8J0A4Ra6g/s320/rubber+damper+2.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZkzjCSJyqycKa9q7RS5UoJnW2rB-JwUKrHJ-Acr8L_qLT4OwleCxzgJFOb19IWZ5As7oVLRsgfHJeh9hK2-Y2NwHoovmvAYNc_Gkhzcvxf2EyHrNDfmKAs0nZ-GhBY3ruZvaNCbiy8D0/s72-c/spring+damper.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">19</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Prinsip Kerja Damper Pada Torqueflow Transmisi</title><link>http://teknisiberat.blogspot.com/2012/11/prinsip-kerja-damper-pada-torqueflow.html</link><category>hydraulic</category><category>power train</category><pubDate>Sun, 25 Nov 2012 20:03:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-6550774667225607980</guid><description>Damper dipasang pada flywheel engine untuk menaikkan kehandalan dan ketahanan (reliability and durability) dari komponen-komponen power train, yaitu dengan menyerap getaran - getaran puntir ( twisting vibration ) yang disebabkan karena adanya perubahan torque engine pada saat akselerasi / deselerasi atau pada saat operasi dengan beban berat. Getaran tersebut harus dihilangkan atau setidak-tidaknya dikurangi, sehingga getaran tidak diteruskan ke power train clan umur komponen powertrain bisa lebih lama.&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;Prinsip Kerja&lt;/b&gt;&lt;br /&gt;
Adapun prinsip kerja damper dapat dijelaskan sebagai berikut :&lt;br /&gt;Jika sebuah beban digantung pada ujung spring (seperti terlihat pada gambar dibawah), kemudian apabila beban ditarik kebawah dan kemudian dilepas, beban akan bergerak naik turun secara cepat. Gerakan naik turun dari beban akan sulit untuk berhenti atau bisa digambarkan grafik dibawah.&lt;br /&gt;
&lt;br /&gt;
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&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMwHv_zK6lbv5wHi5Zhie-XZI01Pf9vzN0VX2wqhyphenhyphenlwiWaILo-9JOaH9TaJZ667hp_g0uhEYPo7Odbdu6q07KnrczkvKXoDCQPg7tz47zpR2NZ8laQc0Vq6WqE91K6eb1eUVeGX26BAMc/s1600/damper.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="140" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMwHv_zK6lbv5wHi5Zhie-XZI01Pf9vzN0VX2wqhyphenhyphenlwiWaILo-9JOaH9TaJZ667hp_g0uhEYPo7Odbdu6q07KnrczkvKXoDCQPg7tz47zpR2NZ8laQc0Vq6WqE91K6eb1eUVeGX26BAMc/s320/damper.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
Tetapi, jika sebuah spring dipasang lagi pada beban tersebut clan diikatkan pada dinding (seperti terlihat pada gambar dibawah), getaran yang terjadi dapat dikurangi.</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgMwHv_zK6lbv5wHi5Zhie-XZI01Pf9vzN0VX2wqhyphenhyphenlwiWaILo-9JOaH9TaJZ667hp_g0uhEYPo7Odbdu6q07KnrczkvKXoDCQPg7tz47zpR2NZ8laQc0Vq6WqE91K6eb1eUVeGX26BAMc/s72-c/damper.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">1</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Fungsi Dan Cara Kerja Delivery Valve</title><link>http://teknisiberat.blogspot.com/2012/08/fungsi-dan-cara-kerja-delivery-valve.html</link><category>engine</category><category>hydraulic</category><pubDate>Fri, 10 Aug 2012 15:06:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-3552227526477548883</guid><description>Fungsi utama dari delivery valve adalah untuk mencegah aliran balik dan mengatur&lt;br /&gt;tekanan sisa bahan bakar. Ketika plunger pada pompa injeksi telah mencapai posisi titik mati&lt;br /&gt;atas, maka proses penginjeksian bahan bakar telah berakhir. Jika plunger dan pipa nozzle&lt;br /&gt;(pipa dengan tekanan tinggi) dihubungkan secara langsung, maka bahan bakar yang&lt;br /&gt;terdapat di dalam pipa nozzle akan terhisap ke arah pompa injeksi pada saat plunger&lt;br /&gt;bergerak turun.&lt;br /&gt;
&lt;br /&gt;
Jika hal ini terjadi maka akan berakibat terjadinya keterlambatan penginjeksian bahan bakar (akan terdapat jeda waktu yang cukup lama antara saat dimulainya pengiriman bahan bakar oleh plunger dengan saat dimulainya penginjeksian bahan bakar oleh nozzle) pada saat siklus berikutnya.&lt;br /&gt;
&lt;br /&gt;
Untuk mencegah hal ini, maka dipasanglahj delivary valve diantara plunger dengan pipa nozzle. Delivery valve akan memutuskan hubungan antara plunger dengan pipa nozzle pada saat proses penginjeksian bahan bakar berakhir, untuk menghentikan seluruhnya aliran balik dari pipa.&lt;br /&gt;&lt;br /&gt;
Delivery valve juga berfungsi untuk mencegah adanya tekanan sisa pada pipa saat&lt;br /&gt;penginjeksian berakhir. Tekanan sisa yang terdapat pada pipa nozzle jika dibiarkan akan&lt;br /&gt;berakibat bahan bakar yang diijeksikan oleh nozzle tidak akan berhenti dalam waktu yang&lt;br /&gt;tepat (terjadi keterlambatan waktu berakhirnya penginjeksian oleh nozzle).&lt;br /&gt;
&lt;br /&gt;
Kejadian ini akan menimbulkan tetesan (dribbling) bahan bakar dan terjadinya penginjeksian kedua (secodary injection). Untuk mencegah hal ini, delivery valve akan mengatur tekanan sisa pada pipa&lt;br /&gt;nozzle pada level yang tepat dengan cara menarik/menghisap bahan bakar tersebut. Proses penginjeksian bahan bakar akan berakhir pada saat retraction piston menutup lubang pada&lt;br /&gt;valve seat.&lt;br /&gt;
&lt;br /&gt;
Berakhirnya penginjeksian bahan bakar merupakan awal dari proses penarikan&lt;br /&gt;bahan bakar (retraction). Pada proses retraction inilah terjadinya penurunan tekanan pada&lt;br /&gt;pipa nozzle, sehingga proses penetesan bahan bakar (dribling) dan penginjeksian kedua&lt;br /&gt;(secondary injection) dapat dicegah. Proses bekerjanya delivery valve dapat dilihat pada&lt;br /&gt;gambar berikut ini.&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRL6XC9zxr7rAdfBtDxbUSxrvztDUondbmcKUQMdLUaKx676SHhptT-q8J7OZ9nn9cm7MH5OYXkJ7tuFLZASNaFwXAIXDAkN-k1u_k3PHZFw4AJyvaiWM9bb3F9FaNshlBUpn0rvyVHO4/s1600/delivery+valve.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="167" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRL6XC9zxr7rAdfBtDxbUSxrvztDUondbmcKUQMdLUaKx676SHhptT-q8J7OZ9nn9cm7MH5OYXkJ7tuFLZASNaFwXAIXDAkN-k1u_k3PHZFw4AJyvaiWM9bb3F9FaNshlBUpn0rvyVHO4/s320/delivery+valve.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRL6XC9zxr7rAdfBtDxbUSxrvztDUondbmcKUQMdLUaKx676SHhptT-q8J7OZ9nn9cm7MH5OYXkJ7tuFLZASNaFwXAIXDAkN-k1u_k3PHZFw4AJyvaiWM9bb3F9FaNshlBUpn0rvyVHO4/s72-c/delivery+valve.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">4</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Spesifikasi Standard Drilling Machine DM45/LP</title><link>http://teknisiberat.blogspot.com/2012/06/spesifikasi-standard-drilling-machine.html</link><category>troubleshooting</category><pubDate>Thu, 14 Jun 2012 11:33:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-192547058897385264</guid><description>The DM45/LP (Low Pressure) is a crawler mounted, hydraulic tophead drive, multi--pass rotary&lt;br /&gt;drilling rig specifically designed for rotary action drilling of blastholes up to amaximumdepth of 180&lt;br /&gt;ft. (54.9 meters) and a maximum hole diameter of from 5 in. to 9 in. (127 mm to 228 mm). The&lt;br /&gt;standard DM45/LP utilizes a diesel engine to drive the air compressor and hydraulic system.&lt;br /&gt;Operation of the drill is performed using electric over hydraulic controllers ergonomically located so&lt;br /&gt;that the operator faces the drill centralizer while drilling. The DM45/LP comes equipped with an&lt;br /&gt;asymmetrical rotary screw air compressor.&lt;br /&gt;&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiscKQHNaDzN0WMF2PzPQOaII36Gb0i5s94fimrAMZl4SKxn-ebJdm6-ViIXnGvdNSSkKU228BzEv0lxTN7zZAN8GiV47mo1PxC8mEq__CRr5vu-w_Dh5lHchfSz_SoQbjBKM6MJPkRMgQ/s1600/Drill+Machine.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiscKQHNaDzN0WMF2PzPQOaII36Gb0i5s94fimrAMZl4SKxn-ebJdm6-ViIXnGvdNSSkKU228BzEv0lxTN7zZAN8GiV47mo1PxC8mEq__CRr5vu-w_Dh5lHchfSz_SoQbjBKM6MJPkRMgQ/s320/Drill+Machine.jpg" width="259" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
The DM45/HP (High Pressure) is a crawler mounted, hydraulic tophead drive, multi--pass rotary&lt;br /&gt;drilling rig specifically designed for rotary/percussive action drilling of blastholes up to amaximum&lt;br /&gt;depth of 180 ft. (54.9 meters) and a maximum hole diameter of from 5 in. to 7 in. (127 mm to 203&lt;br /&gt;mm) for DHD (down the hole hammer) drilling using high pressure compressed air. The standard&lt;br /&gt;DM45/HP utilizes a diesel engine to drive the air compressor and hydraulic system. Operation of&lt;br /&gt;the drill is performed using electric over hydraulic controllers ergonomically located so that the&lt;br /&gt;operator faces the drill centralizer while drilling. The DM45/HP comes equipped with an&lt;br /&gt;asymmetrical rotary screw air compressor.&lt;br /&gt;&lt;br /&gt;
The DM50/LP (Low Pressure) is a crawler mounted, hydraulic tophead drive, multi--pass rotary&lt;br /&gt;drilling rig specifically designed for rotary action drilling of blastholes up to amaximumdepth of 180&lt;br /&gt;ft. (54.9 meters) and a maximum hole diameter of from 7--7/8 in. to 9--7/8 in. (200 mmto 251mm).&lt;br /&gt;The standard DM50/LP utilizes a diesel engine to drive the air compressor and hydraulic system.&lt;br /&gt;Operation of the drill is performed using electric over hydraulic controllers ergonomically located so&lt;br /&gt;that the operator faces the drill centralizer while drilling. The DM50/LP comes equipped with an&lt;br /&gt;asymmetrical rotary screw air compressor.&lt;br /&gt;&lt;br /&gt;
The DML is a crawler mounted, hydraulic tophead drive, multi--pass rotary drilling rig specifically&lt;br /&gt;designed for production blasthole drilling to depths of 180 ft. (54.9m) with a 30 ft. (9.1m) drill pipe&lt;br /&gt;change. A 35 ft. (10.7m) steel change is also available to handle single pass drilling requirements&lt;br /&gt;to 35 ft. (10.7)m). Various carousel capacities are also available for the 35 ft., (10.7m) option.Hole&lt;br /&gt;size range for rotary drilling applications is nominally 6 in. to 10--5/8 in. (152mm to 270 mm).&lt;br /&gt;
&lt;br /&gt;
For DHD drilling with the high pressure air option, nominal hole size range is 6 in. to 9--7/8 in. (152mm to 250mm). Feed pressure generates a bit load force of up to 60,000 lb. (27,216 kg). The standard DML utilizes a diesel engine to drive the air compressor and hydraulic system.Operation of the drill is performed using electric over hydraulic controllers ergonomically located so that the operator faces the drill centralizer while drilling. The DML comes equipped with an asymmetrical rotary screw air compressor.&lt;br /&gt;
&lt;br /&gt;
To permit optimum performance on a wide range of applications, and site requirements, the&lt;br /&gt;machine is equipped with:&lt;br /&gt;a.) Low pressure compressor installation (DM45LP, DM50LP, DML/LP)&lt;br /&gt;b.) High pressure compressor installation (DM45HP, DML/HP)&lt;br /&gt;c.) Dust suppression equipment&lt;br /&gt;d.) Standard 5 drill rod carousel&lt;br /&gt;e.) Operational controls in a sound proofed cab&lt;br /&gt;f.) High gradeability&lt;br /&gt;&lt;br /&gt;
The propulsion system features independent hydrostatic drive/service braking of each track,&lt;br /&gt;allowing steering by differential operation of the tramming control levers.&lt;br /&gt;Engine&lt;br /&gt;&lt;br /&gt;
TheMid--Range series blasthole drill rigs use water cooled engines, with direct injection and turbo&lt;br /&gt;chargers.&lt;br /&gt;&lt;br /&gt;
Electric starting and belt driven alternator battery charging is standard on all drill models.&lt;br /&gt;The drills are equipped with dual system air filtration. Dry type 2--stage air cleaners, with optional&lt;br /&gt;pre--cleaner, respectively provide clean air to the engine and the compressor.&lt;br /&gt;The engine power / rpm is controlled by the engine speed control switch. The engine is shutdown&lt;br /&gt;either by the removable key “ON/OFF” switch or the emergency stop switch.&lt;br /&gt;&lt;br /&gt;
&lt;b&gt;Main Frame&lt;/b&gt;&lt;br /&gt;The drill main frame consists of a track frame which supports the power pack assembly&lt;br /&gt;(engine/compressor/hydraulic pumps), the combined engine radiator/hydraulic oil cooler, drill&lt;br /&gt;tower assembly and three leveling jacks.&lt;br /&gt;&lt;br /&gt;
&lt;b&gt;Drill Tower&lt;/b&gt;&lt;br /&gt;The drill tower assembly features the hydro-- static driven rotary head and the hydraulic drill feed&lt;br /&gt;systems. A standard 5 drill rod carousel can be controlled from the operators console to provide&lt;br /&gt;safe and easy multi--pass drilling.&lt;br /&gt;By using the angle drilling accessories, hole can be drilled at 5 degree increments from vertical up&lt;br /&gt;to 30 degrees from the vertical.&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;Controls&lt;/b&gt;&lt;br /&gt;All of the controls are positioned for operator convenience in the operator’s cab. Full details are&lt;br /&gt;provided in section 4.&lt;br /&gt;&lt;br /&gt;
&lt;b&gt;Tramming (Propelling)&lt;/b&gt;&lt;br /&gt;Each track is provided with direction (Forward and Reverse) speed control leverswhich control the&lt;br /&gt;tramming speed. This system also provides service braking by moving the respective levers&lt;br /&gt;towards the ’STOP’ position.&lt;br /&gt;&lt;br /&gt;
&lt;b&gt;Steering&lt;/b&gt;&lt;br /&gt;The drill can be steered by adjusting the speed of one track relative to the other.&lt;br /&gt;&lt;br /&gt;
&lt;b&gt;Braking&lt;/b&gt;&lt;br /&gt;Service braking is effected by moving the tramming control lever towards the “STOP” position.&lt;br /&gt;Because the LH and RH track systems are independently controlled, one track acts as secondary&lt;br /&gt;braking for the other.&lt;br /&gt;&lt;br /&gt;
Parking brakes are incorporated into each track motor assembly and are fail--safe, hydraulically&lt;br /&gt;released, spring applied. These brakes will therefore be applied in the event of loss of brake&lt;br /&gt;release hydraulic pressure due to:&lt;br /&gt;a.) Pressing a RED emergency stop switch&lt;br /&gt;b.) Turning the main key operated “ON/OFF” switch to OFF position.&lt;br /&gt;c.) Hose failure resulting in loss of charge pressure, when themain pumps will cut off the flow&lt;br /&gt;to the tracks.&lt;br /&gt;&lt;br /&gt;
&lt;b&gt;Operator’s Cab&lt;/b&gt;&lt;br /&gt;The operator’s FOPS cab is designed for convenience, ease of control, comfort and safety while&lt;br /&gt;providing maximum visibility to the work area. The operator’s station is sound insulated. A fully&lt;br /&gt;adjustable suspension--mounted seat is standard. Remote Tramming Control is available at Cab&lt;br /&gt;location.</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiscKQHNaDzN0WMF2PzPQOaII36Gb0i5s94fimrAMZl4SKxn-ebJdm6-ViIXnGvdNSSkKU228BzEv0lxTN7zZAN8GiV47mo1PxC8mEq__CRr5vu-w_Dh5lHchfSz_SoQbjBKM6MJPkRMgQ/s72-c/Drill+Machine.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">28</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengenalan Cara Kerja Belt Conveyor Dan Bagian - Bagiannya</title><link>http://teknisiberat.blogspot.com/2012/06/pengenalan-cara-kerja-belt-conveyor-dan.html</link><category>electric</category><pubDate>Tue, 12 Jun 2012 19:51:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-6276413936411545643</guid><description>Belt conveyor dapat digunakan untuk mengengkut material baik yang berupa
 “unit load” atau “bulk material” secara mendatar ataupun miring.&lt;br /&gt;
Yang dimaksud dengan “unit load” adalah benda yang biasanya dapat 
dihitung jumlahnya satu per satu, misalnya kotak, kantong, balok dll. 
Sedangkan Bulk Material adalah material yang berupa butir-butir, bubuk 
atau serbuk, misalnya pasir, semen dll.&lt;br /&gt;&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSalU7oOrJWYw4oXvCDBOoKXnGJgPwMxEhXrL4_WzSFZj_5s7Y1jS4_RI-_bVQ-5-20z9SEH-7hw3HEhZvACt2lzGT4Hnepl3OD5sjslI90cO2A4zAoqWXrVQhbnWw-87NHsxG_E3CdpE/s1600/Belt-Conveyor.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSalU7oOrJWYw4oXvCDBOoKXnGJgPwMxEhXrL4_WzSFZj_5s7Y1jS4_RI-_bVQ-5-20z9SEH-7hw3HEhZvACt2lzGT4Hnepl3OD5sjslI90cO2A4zAoqWXrVQhbnWw-87NHsxG_E3CdpE/s1600/Belt-Conveyor.jpg" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
Bagian – bagian terpenting Belt conveyor adalah :&lt;br /&gt;&lt;br /&gt;
&lt;b&gt;a. &lt;/b&gt;&lt;b&gt;Belt&lt;/b&gt; : Fungsinya adalah untuk membawa material yang diangkut.&lt;br /&gt;
&lt;b&gt;b. Idler&lt;/b&gt; : Gunanya untuk menahan atau menyangga belt. &lt;br /&gt;
Menurut letak dan fungsinya maka idler dibagi menjadi :&lt;br /&gt;
&lt;ul&gt;
&lt;li&gt;
1. Idler atas yang digunakan untuk menahan belt yang bermuatan.&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
2. Idler penahan yaitu idler yang ditempatkan ditempat pemuatan.&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
3. Idler penengah yaitu yang dipakai untuk menjajaki agar belt tidak bergeser dari jalur yang seharusnya.&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
4. Idler bawah Idler balik yaitu yang berguna untuk menahan belt kosong.&lt;/li&gt;
&lt;/ul&gt;
&lt;b&gt;c. Centering Device&lt;/b&gt; : Untuk mencegah agar belt tidak meleset dari rollernya.&lt;br /&gt;
&lt;b&gt;d. Unit Penggerak (drive units)&lt;/b&gt; : Pada Belt conveyor tenaga gerak dipindahkan ke belt oleh adanya gesekan 
antara belt dengan “plulley” penggerak (drive pully), karena belt 
melekat disekeliling pully yang diputar oleh motor.&lt;br /&gt;
&lt;b&gt;e. Pemberat (take-ups or counter weight)&lt;/b&gt; : Yaitu komponen untuk mengatur tegangan belt dan untuk mencegah 
terjadinya selip antara belt dengan pully penggerak, karena bertambah 
panjangnya belt.&lt;br /&gt;
&lt;b&gt;f. Bending the belt&lt;/b&gt;&lt;br /&gt;
Alat yang dipergunakan untuk melengkungkan belt adalah &lt;br /&gt;
&lt;ul&gt;
&lt;li&gt;
- Pully terakhir atau pertengahan&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
- Susunan Roller-roller&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
- Beban dan adanya sifat kelenturan belt.&lt;/li&gt;
&lt;/ul&gt;
&lt;b&gt;g. Pengumpan (feeder)&lt;/b&gt; : Adalah alat untuk pemuatan material keatas belt dengan kecepatan teratur.&amp;nbsp;
&lt;b&gt;&amp;nbsp;&lt;/b&gt;&lt;br /&gt;
&lt;b&gt;h. Trippers&lt;/b&gt; : Adalah alat untuk menumpahkan muatan disuatu tempat tertentu.&amp;nbsp;
&lt;b&gt;&amp;nbsp;&lt;/b&gt;&lt;br /&gt;
&lt;b&gt;i. pembersih Belt (belt-cleaner)&lt;/b&gt; : Yaitu alat yang dipasang di bagian ujung bawah belt  agar material tidak melekat pada belt balik.&lt;br /&gt;
&lt;b&gt;j. Skirts&lt;/b&gt; : Adalah semacam sekat yang dipasang dikiri kanan belt pada tempat 
pemuatan (loading point) yang gterbuat dari logam atau kayun dan dapat 
dipasang tegak atau miring yang gunanya untuk mencegah terjadinya 
ceceran.&lt;br /&gt;
&lt;b&gt;k. Holdback&lt;/b&gt; : Adalah suatu alat untuk mencegah agar Belt conveyor yang membawa muatan 
keatas tidak berputar kembali kebawah jika tenaga gerak tiba-tiba rusak 
atau dihentikan.&lt;br /&gt;
&lt;b&gt;l. Kerangka (frame)&lt;/b&gt; : Adalah konstruksi baja yang menyangga seluruh susunan belt conveyor dan 
harus ditempatkan sedemikian rupa sehingga jalannya belt yang berada 
diatasnya tidak terganggu.&lt;br /&gt;
&lt;b&gt;m. Motor Penggerak&lt;/b&gt; : Biasanya dipergunakan motor listrik untuk menggerakkan drive pulley. 
Tenaga (HP) dari motor harus disesuaikan dengan keperluan, yaitu :&lt;br /&gt;
&lt;ul&gt;
&lt;li&gt;
1. Menggerakkan belt kosong dan mengatasi gesekan-gesekan anatara idler dengan komponen lain.&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
2. Menggerakkan muatan secara mendatar.&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
3. Mengankut muatan secara tegak (vertical).&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
4. Menggerakkan tripper dan perlengkapan lain.&lt;/li&gt;
&lt;/ul&gt;
&lt;ul&gt;
&lt;li&gt;
5. Memberikan percepatan pada belt yang bermuatan bila sewaktu-waktu diperlukan.
&lt;/li&gt;
&lt;/ul&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiSalU7oOrJWYw4oXvCDBOoKXnGJgPwMxEhXrL4_WzSFZj_5s7Y1jS4_RI-_bVQ-5-20z9SEH-7hw3HEhZvACt2lzGT4Hnepl3OD5sjslI90cO2A4zAoqWXrVQhbnWw-87NHsxG_E3CdpE/s72-c/Belt-Conveyor.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">20</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Pengetahuan Dasar Tentang Drilling Rig</title><link>http://teknisiberat.blogspot.com/2012/05/pengetahuan-dasar-tentang-drilling-rig.html</link><category>troubleshooting</category><pubDate>Mon, 28 May 2012 19:21:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-8389051232453794022</guid><description>A &lt;b&gt;drilling rig&lt;/b&gt; is a machine which creates holes in the ground. 
Drilling rigs can be massive structures housing equipment used to drill 
water wells, oil wells, or natural gas extraction wells, or they can be 
small enough to be moved manually by one person.  They sample sub-surface mineral deposits, test rock, soil and 
groundwater physical properties, and also can be used to install 
sub-surface fabrications, such as underground utilities, 
instrumentation, tunnels or wells.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgUraitqVxsvM85dh0XDnCsuqspSt7GDykLG8LAvAbezlpWR7SkbAFz6c_vHzuOdofkKVtf90OCyFaS-Spvm_U8KsJYA2OLvL17mPoj2KKPeoc42cAjCrEga6ifLQKpHozhF_B57W-BIVw/s1600/drilling+rig.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="223" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgUraitqVxsvM85dh0XDnCsuqspSt7GDykLG8LAvAbezlpWR7SkbAFz6c_vHzuOdofkKVtf90OCyFaS-Spvm_U8KsJYA2OLvL17mPoj2KKPeoc42cAjCrEga6ifLQKpHozhF_B57W-BIVw/s320/drilling+rig.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;span id="goog_1937024110"&gt;&lt;/span&gt;&lt;span id="goog_1937024111"&gt;&lt;/span&gt;Drilling rigs can be mobile equipment
 mounted on trucks, tracks or trailers, or more permanent land or 
marine-based structures (such as oil platforms,
 commonly called 'offshore oil rigs' even if they don't contain a 
drilling rig). The term "rig" therefore generally refers to the complex 
of equipment that is used to penetrate the surface of the Earth's crust.&lt;br /&gt;
&lt;br /&gt;
Drilling rigs can be:&lt;br /&gt;
&lt;ul&gt;
&lt;li&gt;Small and portable, such as those used in mineral exploration drilling, water wells and environmental investigations.&lt;/li&gt;
&lt;li&gt;Huge, capable of drilling through thousands of meters of the Earth's crust. Large "mud pumps" circulate drilling mud (slurry) through the drill bit
 and up the casing annulus, for cooling and removing the "cuttings" 
while a well is drilled. Hoists in the rig can lift hundreds of tons of pipe. Other equipment can force acid
 or sand into reservoirs to facilitate extraction of the oil or natural 
gas; and in remote locations there can be permanent living accommodation
 and catering for crews (which may be more than a hundred). Marine rigs 
may operate many hundreds of miles or kilometres distant from the supply
 base with infrequent crew rotation or cycle&lt;/li&gt;
&lt;/ul&gt;
&amp;nbsp;There are many types and designs of drilling rigs, with many drilling 
rigs capable of switching or combining different drilling technologies 
as needed. Drilling rigs can be described using any of the following 
attributes: &lt;br /&gt;
&lt;h3 style="font-weight: normal;"&gt;

&lt;b&gt;&lt;span class="mw-headline" id="By_power_used"&gt;By power used&lt;/span&gt;&lt;/b&gt;&lt;/h3&gt;
&lt;ul&gt;
&lt;li&gt;Mechanical&amp;nbsp;— the rig uses torque converters, clutches, and transmissions powered by its own engines, often diesel&lt;/li&gt;
&lt;li&gt;Electric&amp;nbsp;— the major items of machinery are driven by electric 
motors, usually with power generated on-site using internal combustion 
engines&lt;/li&gt;
&lt;li&gt;Hydraulic&amp;nbsp;— the rig primarily uses hydraulic power&lt;/li&gt;
&lt;li&gt;Pneumatic&amp;nbsp;— the rig is primarily powered by pressurized air&lt;/li&gt;
&lt;li&gt;Steam&amp;nbsp;— the rig uses steam-powered engines and pumps (obsolete after middle of 20th Century) &lt;/li&gt;
&lt;/ul&gt;
&lt;h3&gt;

&lt;span class="mw-headline" id="By_pipe_used"&gt;By pipe used&lt;/span&gt;&lt;/h3&gt;
&lt;ul&gt;
&lt;li&gt;Cable&amp;nbsp;— a cable is used to raise and drop the drill bit&lt;/li&gt;
&lt;li&gt;Conventional&amp;nbsp;— uses metal or plastic drill pipe of varying types&lt;/li&gt;
&lt;li&gt;Coil tubing&amp;nbsp;— uses a giant coil of tube and a downhole drilling motor&lt;/li&gt;
&lt;/ul&gt;
&lt;h3&gt;

&lt;span class="mw-headline" id="By_height"&gt;By height&lt;/span&gt;&lt;/h3&gt;
&lt;i&gt;(All rigs drill with only a single pipe. Rigs are differentiated 
by how many connected pipe they are able to "stand" in the derrick when 
needing to temporarily remove the drill pipe from the hole. Typically 
this is done when changing a drill bit or when "logging" the well.)&lt;/i&gt;&lt;br /&gt;
&lt;ul&gt;
&lt;li&gt;Single&amp;nbsp;— can pull only single drill pipes. The presence or absence of vertical pipe racking "fingers" varies from rig to rig.&lt;/li&gt;
&lt;li&gt;Double&amp;nbsp;— can hold a stand of pipe in the derrick consisting of two connected drill pipes, called a "double stand".&lt;/li&gt;
&lt;li&gt;Triple&amp;nbsp;— can hold a stand of pipe in the derrick consisting of three connected drill pipes, called a "triple stand".&lt;/li&gt;
&lt;/ul&gt;
&lt;h3&gt;

&lt;span class="mw-headline" id="By_method_of_rotation_or_drilling_method"&gt;By method of rotation or drilling method&lt;/span&gt;&lt;/h3&gt;
&lt;ul&gt;
&lt;li&gt;No-rotation includes direct push rigs and most service rigs&lt;/li&gt;
&lt;li&gt;Rotary table&amp;nbsp;— rotation is achieved by turning a square or hexagonal pipe (the "Kelly") at drill floor level.&lt;/li&gt;
&lt;li&gt;Top drive&amp;nbsp;— rotation and circulation is done at the top of the drill string, on a motor that moves in a track along the derrick.&lt;/li&gt;
&lt;li&gt;Sonic&amp;nbsp;— uses primarily vibratory energy to advance the drill string&lt;/li&gt;
&lt;li&gt;Hammer&amp;nbsp;— uses rotation and percussive force (see Down-the-hole drill)&lt;/li&gt;
&lt;/ul&gt;
&lt;h3&gt;

&lt;span class="mw-headline" id="By_position_of_derrick"&gt;By position of derrick&lt;/span&gt;&lt;/h3&gt;
&lt;ul&gt;
&lt;li&gt;Conventional&amp;nbsp;— derrick is vertical&lt;/li&gt;
&lt;li&gt;Slant&amp;nbsp;— derrick is slanted at a 45 degree angle to facilitate horizontal drilling&lt;/li&gt;
&lt;/ul&gt;
by : wikipedia&lt;br /&gt;
&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgUraitqVxsvM85dh0XDnCsuqspSt7GDykLG8LAvAbezlpWR7SkbAFz6c_vHzuOdofkKVtf90OCyFaS-Spvm_U8KsJYA2OLvL17mPoj2KKPeoc42cAjCrEga6ifLQKpHozhF_B57W-BIVw/s72-c/drilling+rig.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Mekanisme Steering System Pada Bulldozer</title><link>http://teknisiberat.blogspot.com/2012/04/mekanisme-steering-system-pada.html</link><category>power train</category><pubDate>Sun, 22 Apr 2012 08:47:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-1164244026338516238</guid><description>Sahabat teknisi, tipe steering system pada crawler machine sebagian besar adalah mechanical clutch, dimana dalam pengendaliannya menggunakan clutch yang terdiri dari disc dan plate yang tersusun diantara inner drum dan outer drum serta dipasang pada kedua ujung bevel gear shaft.&lt;br /&gt;&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjoKBmALyqvvpBCqboRzpkHsOr0aFRvb8rtA06YvgrR3tmfXlyWKp7xYER7eLEgJOhLIu7QqKQqF6xFANZzm7U4vKSWf7R8bgVX6fhdSwMmYxlS8ntViPXqb4d1O9I7sestIrC81TgJWXU/s1600/steering+dozer.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjoKBmALyqvvpBCqboRzpkHsOr0aFRvb8rtA06YvgrR3tmfXlyWKp7xYER7eLEgJOhLIu7QqKQqF6xFANZzm7U4vKSWf7R8bgVX6fhdSwMmYxlS8ntViPXqb4d1O9I7sestIrC81TgJWXU/s320/steering+dozer.jpg" width="277" /&gt;&lt;/a&gt;&lt;/div&gt;
1. Outer drum&lt;br /&gt;2. Disc&lt;br /&gt;3. Plate&lt;br /&gt;4. Inner drum&lt;br /&gt;5. Bolt&lt;br /&gt;6. Piston&lt;br /&gt;7. Seal piston&lt;br /&gt;8. Spacer&lt;br /&gt;9. Spring small&lt;br /&gt;10. Spring large&lt;br /&gt;11. Pressure plate&lt;br /&gt;12. Bolt&lt;br /&gt;13. Bevel gear shaft hub&lt;br /&gt;14. Bevel gear shaft &lt;br /&gt;
&lt;br /&gt;
Fungsi komponen-komponen utama steering system tipe mechanical clutch, adalah :&lt;br /&gt;
• Clutch drum atau inner drum, dibaut pada bevel gear shaft hub yang terikat pada spline bevel&lt;br /&gt;gear shaft, berfungsi sebagai tempat kedudukan plate juga berfungsi sebagai silinder .&lt;br /&gt;• Bevel gear shaft hub, mengalirkan oli dari steering control valve ke piston.&lt;br /&gt;• Brake drum atau outer drum, dibaut pada final drive flange berfungsi sebagai tempat kedudukan&lt;br /&gt;disc.&lt;br /&gt;• Plate, terbuat dari baja tahan karat serta tahan temperatur tinggi. Plate ini berfungsi sebagai&lt;br /&gt;friction plate dan duduk pada spline outer drum.&lt;br /&gt;• Disc, terbuat dari baja, bagian luar diberi lapisan bronze yang berguna untuk mengurangi&lt;br /&gt;keausan. Disc berfungsi sebagai friction plate dan duduk pada spline inner drum.&lt;br /&gt;• Pressure plate, terpasang tetap ke piston oleh bolt. Piston dan pressure plate bergerak secara&lt;br /&gt;bersamaan berfungsi sebagai pendorong disc secara langsung.&lt;br /&gt;• Spring, berfungsi sebagai sumber kekuatan untuk menekan susunan disc dan plate dengan&lt;br /&gt;perantaraan pressure plate.&lt;br /&gt;&lt;br /&gt;
Proses pemindahan tenaga pada clutch sangat tergantung kepada :&lt;br /&gt;• Gaya tekanan (P) yang diperoleh dari spring atau hidrolik.&lt;br /&gt;• Koefisien gesek (u) tergantung dari jenis material.&lt;br /&gt;• Area (A) tergantung dari luas permukaan yang bergesekan.</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjoKBmALyqvvpBCqboRzpkHsOr0aFRvb8rtA06YvgrR3tmfXlyWKp7xYER7eLEgJOhLIu7QqKQqF6xFANZzm7U4vKSWf7R8bgVX6fhdSwMmYxlS8ntViPXqb4d1O9I7sestIrC81TgJWXU/s72-c/steering+dozer.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">76</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Prosedur Start Engine DM45</title><link>http://teknisiberat.blogspot.com/2012/04/prosedur-start-engine-dm45.html</link><category>troubleshooting</category><pubDate>Sat, 21 Apr 2012 14:47:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-8109514861599961878</guid><description>&lt;br /&gt;
&lt;div style="direction: ltr; margin-bottom: 0pt; margin-left: 0in; margin-top: 0pt; text-align: justify; unicode-bidi: embed;"&gt;
&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Untuk menghindari terjadinya kerusakan-kerusakan yg tidak perlu, tentunya kita harus mengetahui beberapa prosedur dalam pengoperasian unit. Berikut ini merupakan beberapa prosedur dalam men-start unit drilling machine &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="direction: ltr; margin-bottom: 0pt; margin-left: 0in; margin-top: 0pt; text-align: justify; unicode-bidi: embed;"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhEEJAYO7lOMBcMOsH2uG92LkIfBl6djYq9lgKjS5NEq6Thbb4imVqn-da5r3AV8lFXsYPN4Zt55Qy2RVb3_B_Q5Uld9Eg0txfPAMb1tDXVGCQ7d0-jb37E4wGe2z_jKJfswGI-cRz7IPI/s1600/DM45.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="297" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhEEJAYO7lOMBcMOsH2uG92LkIfBl6djYq9lgKjS5NEq6Thbb4imVqn-da5r3AV8lFXsYPN4Zt55Qy2RVb3_B_Q5Uld9Eg0txfPAMb1tDXVGCQ7d0-jb37E4wGe2z_jKJfswGI-cRz7IPI/s320/DM45.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;div style="direction: ltr; margin-bottom: 0pt; margin-left: 0in; margin-top: 0pt; text-align: justify; unicode-bidi: embed;"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div style="direction: ltr; margin-bottom: 0pt; margin-left: 0in; margin-top: 0pt; text-align: justify; unicode-bidi: embed;"&gt;
&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;1.&amp;nbsp;&amp;nbsp; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Pastikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;semua&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; control &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dalam&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;kondisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;netral&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;atau&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; OFF.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;2.&amp;nbsp;&amp;nbsp; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Pastikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; Drill/ Propel
selector switch &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dalam&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; DRILL mode.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;3.&amp;nbsp;&amp;nbsp; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Pastikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; control lever CS &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; DCS &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;pada&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;netral&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;4.&amp;nbsp; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Pastikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; control lever Drill
Rotation &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; Drill Feed &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;pada&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;netral&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;5.&amp;nbsp; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Pastikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; emergency stop
button switch &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;di&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;tarik&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;ke&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;luar&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;/ &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; ON.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;6.&amp;nbsp;&amp;nbsp; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Pastikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; engine throttle &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;di&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; setting &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; low idle 1200 rpm.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;7. &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Pastikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;tidak&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;ada&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;seseorang&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dalam&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;kondisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;bahaya&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;atau&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;beresiko&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;terkena&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;bahaya&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;sebelum&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; start engine.&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;8.&amp;nbsp;&amp;nbsp; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Putar&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;kunci&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;kontak&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; ON&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;9. &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Tekan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;tahan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; switch button fuel
primer &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dengarkan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;, primer pump &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;akan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;berangsur&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;memompa&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dengan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;perlahan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;seiring&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dengan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;meningkatnya&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; fuel pressure &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;lepas&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; button &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;jika&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; pump &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;sudah&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;terdengar&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;perlahan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;memompanya&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;10. &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Tarik&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Posisikan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; compressor on/ off
control lever &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;posisi&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; butterfly valve &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;menutup&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;pada&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; compressor.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;11. &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Tekan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;tahan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; bypass button &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;kemudian&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;tekan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; switch button engine
&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;untuk&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; start engine, &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;lepas&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; start button &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;ketika&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; engine &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;sudah&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; start, &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;dan&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;lepas&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; bypass button &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;ketika&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;engne&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; &lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;sudah&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt; running.&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;br /&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;i&gt;&lt;span style="color: black; font-family: Calibri;"&gt;Rekomendasi Atlas Copco&amp;nbsp;&lt;/span&gt;&lt;/i&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;br /&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
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&lt;span style="font-size: small;"&gt;&lt;span style="color: black; font-family: Calibri;"&gt;&amp;nbsp;&lt;/span&gt;&lt;span style="color: black; font-family: Calibri;"&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhEEJAYO7lOMBcMOsH2uG92LkIfBl6djYq9lgKjS5NEq6Thbb4imVqn-da5r3AV8lFXsYPN4Zt55Qy2RVb3_B_Q5Uld9Eg0txfPAMb1tDXVGCQ7d0-jb37E4wGe2z_jKJfswGI-cRz7IPI/s72-c/DM45.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Definisi Dan Pengertian Final Drive (Penggerak Akhir)</title><link>http://teknisiberat.blogspot.com/2012/04/definisi-dan-pengertian-final-drive.html</link><category>power train</category><pubDate>Sun, 8 Apr 2012 14:22:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-2005434114361421755</guid><description>Susunan roda gigi penggerak akhir adalah pegurang kecepatan yang biasanya diperlengkapi dengan satu atau dua set roda gigi lurus dan pinion boss roda gigi penggerak akhir.&lt;br /&gt;Prinsip yang dipergunakanpada transmisi dimana kecepatan rotasi dikurangi dan momen puntir ( torque ) ditambah oleh sejumlah roda gigi yang dipergunakan pada penggerak akhir.&lt;br /&gt;&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjkWMFvlbQHDrNMNVwnNdxISjJOc3KmaO05yw08aSDWr9PLSoQ0DqzCH1s23FYWmfILeh9nE9mX7Il8ZvaKtWH_FoESL4o9LNf28H7U3tQ_m4A5to6AfDqRGoun4ay5T1yEs7m2NQBz0Bg/s1600/final+drive+bulldozer.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjkWMFvlbQHDrNMNVwnNdxISjJOc3KmaO05yw08aSDWr9PLSoQ0DqzCH1s23FYWmfILeh9nE9mX7Il8ZvaKtWH_FoESL4o9LNf28H7U3tQ_m4A5to6AfDqRGoun4ay5T1yEs7m2NQBz0Bg/s320/final+drive+bulldozer.jpg" width="256" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
Masing-masing &lt;i&gt;bak&lt;/i&gt; penggerak akhir ( final drive case ) dipasang melebar keluar dari bak roda gigi tirus ( bevel gear case ) pada masing-masing sisi. Dengan memilih perbandingan kecepatan yang tepat momen puntir ( Torque ) sebelum ke penggerak akhir ( final drive ) dapat diperkecil. Dengan demikian, transmisi yang sama, poros roda tirus ( bevel gear shaft ) dan lain-lain dapat dipergunakan yang sama pada berbagai jenis model mesin.&lt;br /&gt;&lt;br /&gt;
Roda gigi penggerak akhir ( final Drive gears ) dapat dihadapkan pada tekanan permukaan yang besar disebabkan oleh beban goncangandan benturan ( shock and impact loads ), yang mana memerlukan perhatian ekstra untuk seleksi oli pelumas dan mencegah masuknya benda asing ke dalam bak penggerak akhir ( final drive cases ).&lt;br /&gt;&lt;br /&gt;
Perbandingan reduksi normal berada diantara 1/9 sampai 1/12 untuk perbandingan reduksi yang lebih kecil dipergunakan sistem reduksi tunggal ( single reduction system ). Untuk perbandingan reduksi yang besar dipergunakan sistem reduksi ganda atau sistem roda gigi planet. ( Double reduction system or planetary gear system ).&lt;br /&gt;&lt;br /&gt;
Jenis-jenis penggerak akhir :&lt;br /&gt;1. Single reduction final drive shaft ikut berputar ( D31A - 17, D319Q - 17 ).&lt;br /&gt;2. Single reduction fixed final drive shaft ( D20S - 1,2,3 s/n 7 - 478 ).&lt;br /&gt;3. Double reduction ( D50/53A - 17, D75S - 5, D80/85A - 21, D150/155A - 2 ).&lt;br /&gt;4. Planetary gear type rigid ( D355A - 3, D455A - 1 ).&lt;br /&gt;5. Planetary gear type semi rigid (D2675A - 2, D375A - 2, D475A - 2 ).</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjkWMFvlbQHDrNMNVwnNdxISjJOc3KmaO05yw08aSDWr9PLSoQ0DqzCH1s23FYWmfILeh9nE9mX7Il8ZvaKtWH_FoESL4o9LNf28H7U3tQ_m4A5to6AfDqRGoun4ay5T1yEs7m2NQBz0Bg/s72-c/final+drive+bulldozer.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">2</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Operating Specification OHT CAT 789C</title><link>http://teknisiberat.blogspot.com/2012/04/operating-specification-oht-cat-789c.html</link><category>troubleshooting</category><pubDate>Tue, 3 Apr 2012 11:24:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-6714975703304327536</guid><description>&lt;h4 style="text-align: left;"&gt;

Operating Specifications&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Nominal Payload Capacity : 195 tons&lt;/dt&gt;
&lt;dt class="even"&gt;Body Capacity (SAE 2:1) : 137 yd3&lt;/dt&gt;
&lt;dt class="odd"&gt;Top Speed – Loaded : 32.7 mph&lt;/dt&gt;
&lt;dt class="even"&gt;Steer Angle : 36 Degrees&lt;/dt&gt;
&lt;dt class="odd"&gt;Maximum Capacity : Custom&lt;/dt&gt;
&lt;dt class="even"&gt;Turning Circle Clearance Diameter : 99.2 ft&lt;/dt&gt;
&lt;dt class="odd"&gt;Turning Diameter – Front : 90.2 ft&lt;/dt&gt;
&lt;/dl&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgD3TrMUch0WjnVHT9cqzBgXKyRDzD6uAzeO6G_3qCHfESVoY9ZScpQYY1sqzDcPUraazxFyQ1VUbn80Syv1jOZWwuQoGPg4p6UgVbAduqh1pYC0aFQNggZnoDQCRGVgAmzipBcJTUupv0/s1600/cat+789c.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="199" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgD3TrMUch0WjnVHT9cqzBgXKyRDzD6uAzeO6G_3qCHfESVoY9ZScpQYY1sqzDcPUraazxFyQ1VUbn80Syv1jOZWwuQoGPg4p6UgVbAduqh1pYC0aFQNggZnoDQCRGVgAmzipBcJTUupv0/s320/cat+789c.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;h4 style="text-align: left;"&gt;
&amp;nbsp;Engine&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="even"&gt;Engine Model : Cat 3516B EUI&lt;/dt&gt;
&lt;dt class="odd"&gt;Net Power – SAE J1349 : 1771 hp&lt;/dt&gt;
&lt;dt class="even"&gt;Net Power – ISO 9249 : 1791 hp&lt;/dt&gt;
&lt;dt class="odd"&gt;Net Power – 80/1269/EEC : 1791 hp&lt;/dt&gt;
&lt;dt class="even"&gt;Bore : 6.7 in&lt;/dt&gt;
&lt;dt class="odd"&gt;Stroke : 7.5 in&lt;/dt&gt;
&lt;dt class="even"&gt;Displacement : 4211 in3&lt;/dt&gt;
&lt;dt class="odd"&gt;Gross Power – SAE J1995 : 1900 hp&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Weights – Approximate&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="even"&gt;Chassis Weight : 218300 lb&lt;/dt&gt;
&lt;dt class="odd"&gt;Body Weight Range : 26 800-29 950 kg (59,000-71,500 lb)&lt;/dt&gt;
&lt;dt class="even"&gt;Gross Machine Operating Weight : 700000 lb&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Transmission&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Forward 1 : 7.2 mph&lt;/dt&gt;
&lt;dt class="even"&gt;Forward 2 : 9.8 mph&lt;/dt&gt;
&lt;dt class="odd"&gt;Forward 3 : 13.2 mph&lt;/dt&gt;
&lt;dt class="even"&gt;Forward 4 : 17.8 mph&lt;/dt&gt;
&lt;dt class="odd"&gt;Forward 5 : 24.2 mph&lt;/dt&gt;
&lt;dt class="even"&gt;Forward 6 : 32.7 mph&lt;/dt&gt;
&lt;dt class="odd"&gt;Reverse : 6.5 mph&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Final Drives&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="even"&gt;Differential Ratio : 2.35:1&lt;/dt&gt;
&lt;dt class="odd"&gt;Planetary Ratio : 10.83:1&lt;/dt&gt;
&lt;dt class="even"&gt;Total Reduction Ratio : 25.46:1&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Suspension&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Effective Cylinder Stroke – Front : 4 in&lt;/dt&gt;
&lt;dt class="even"&gt;Effective Cylinder Stroke – Rear : 3.5 in&lt;/dt&gt;
&lt;dt class="odd"&gt;Rear Axle Oscillation : ±5.6°&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Brakes&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="even"&gt;Brake Surface – Rear : 18024 in2&lt;/dt&gt;
&lt;dt class="odd"&gt;Standards : SAE J1473 OCT90 ISO 3450:1996&lt;/dt&gt;
&lt;dt class="even"&gt;Brake Surface – Front : 12662 in2&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Body Hoists&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Pump Flow – High Idle : 193 gal/min&lt;/dt&gt;
&lt;dt class="even"&gt;Relief Valve Setting – Raise : 2500 psi&lt;/dt&gt;
&lt;dt class="odd"&gt;Body Raise Time – High Idle : 18.9 Seconds&lt;/dt&gt;
&lt;dt class="even"&gt;Body Lower Time – Float : 17.3 Seconds&lt;/dt&gt;
&lt;dt class="odd"&gt;Body Power Down – High Idle : 15.6 Seconds&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Approximate Weights – Dual Slope&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="even"&gt;Gross Weight – Empty : 310525 lb&lt;/dt&gt;
&lt;dt class="odd"&gt;Chassis : 225500 lb&lt;/dt&gt;
&lt;dt class="even"&gt;Body : 59625 lb&lt;/dt&gt;
&lt;dt class="odd"&gt;Full Liner : 20840 lb&lt;/dt&gt;
&lt;dt class="even"&gt;Tail Extension : 1700 lb&lt;/dt&gt;
&lt;dt class="odd"&gt;Side Boards : 2860 lb&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Approximate Weights – Flat Floor&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="even"&gt;Chassis : 225400 lb&lt;/dt&gt;
&lt;dt class="odd"&gt;Body : 66200 lb&lt;/dt&gt;
&lt;dt class="even"&gt;Grid Liner : 3300 lb&lt;/dt&gt;
&lt;dt class="odd"&gt;Rear Third Liner : 4200 lb&lt;/dt&gt;
&lt;dt class="even"&gt;Gross Weight – Empty : 299100 lb&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Capacity – Dual Slope – 100% fill factor&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Struck : 96 yd3&lt;/dt&gt;
&lt;dt class="even"&gt;Heaped (SAE 2:1) : 137 yd3&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Capacity – Flat Floor – 100% fill factor&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Struck : 102 yd3&lt;/dt&gt;
&lt;dt class="even"&gt;Heaped (SAE 2:1) : 158 yd3&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Service Refill Capacities&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Fuel Tank (standard) : 851 gal&lt;/dt&gt;
&lt;dt class="even"&gt;Cooling System : 175 gal&lt;/dt&gt;
&lt;dt class="odd"&gt;Crankcase : 77 gal&lt;/dt&gt;
&lt;dt class="even"&gt;Steering Tank : 34 gal&lt;/dt&gt;
&lt;dt class="odd"&gt;Steering System (Includes Tank) : 50 gal&lt;/dt&gt;
&lt;dt class="even"&gt;Brake/Hoist Hydraulic Tank : 140 gal&lt;/dt&gt;
&lt;dt class="odd"&gt;Brake/Hoist System (Includes Tank) : 240 gal&lt;/dt&gt;
&lt;dt class="even"&gt;Differential and Final Drives : 154 gal&lt;/dt&gt;
&lt;dt class="odd"&gt;Torque Converter/Transmission Sump : 59 gal&lt;/dt&gt;
&lt;dt class="even"&gt;Torque Converter/Transmission System (Includes Sump) : 20 gal&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Approximate Weights – MSD II&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

Approximate Weights – X&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

Capacity – MSD II – 100% fill factor&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

Tires&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Standard Tires : 37.00-R57 (E4)&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Steering&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="even"&gt;Steering Standards : SAE J1511 OCT90 ISO 5010:1992&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

Optional Engine&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

Body – Dual Slope&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

AC Drive System&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

Body – X&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

Braking System&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;
Dimensions&lt;/h4&gt;
&lt;h4 style="text-align: left;"&gt;

Weight Distributions – Approximate&lt;/h4&gt;
&lt;dl class="specs"&gt;
&lt;dt class="odd"&gt;Front Axle – Loaded : 33 %&lt;/dt&gt;
&lt;dt class="even"&gt;Rear Axle – Loaded : 67 %&lt;/dt&gt;
&lt;dt class="odd"&gt;Front Axle – Empty : 47 %&lt;/dt&gt;
&lt;dt class="even"&gt;Rear Axle – Empty : 53 %&lt;/dt&gt;
&lt;/dl&gt;
&lt;h4 style="text-align: left;"&gt;

ROPS&lt;/h4&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgD3TrMUch0WjnVHT9cqzBgXKyRDzD6uAzeO6G_3qCHfESVoY9ZScpQYY1sqzDcPUraazxFyQ1VUbn80Syv1jOZWwuQoGPg4p6UgVbAduqh1pYC0aFQNggZnoDQCRGVgAmzipBcJTUupv0/s72-c/cat+789c.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Fitur - Fitur Terbaru Pada Excavator Komatsu PC4000-6</title><link>http://teknisiberat.blogspot.com/2012/04/fitur-fitur-terbaru-pada-excavator.html</link><category>troubleshooting</category><pubDate>Mon, 2 Apr 2012 12:03:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-49956386842127</guid><description>&amp;nbsp;&lt;b&gt;&lt;i&gt;Komatsu Technology and Expertise&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
• Quality management ISO 9001 certified&lt;br /&gt;
• Environmental Management ISO 14001 certified&lt;br /&gt;
• High, consistent quality through continuous investment in personnel, design and manufacturing systems and processes&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgSmymCWFG3L45PCH-pKxiQx88pIEBbccgud63UwVVt9xbMGkCOflp2LrBPRKrPjuzok0TvD-5WJ19AsdvmGAwAfHd2fs0_IQ5r7qdtNY-FJ7EnHJbv2YUAB8DsmrPSL_cV-e0-a4xO52k/s1600/komatsu+pc4000-6.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="280" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgSmymCWFG3L45PCH-pKxiQx88pIEBbccgud63UwVVt9xbMGkCOflp2LrBPRKrPjuzok0TvD-5WJ19AsdvmGAwAfHd2fs0_IQ5r7qdtNY-FJ7EnHJbv2YUAB8DsmrPSL_cV-e0-a4xO52k/s320/komatsu+pc4000-6.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
&lt;b&gt;&lt;i&gt;Advanced Hydraulics&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
Extended reliability and control&lt;br /&gt;
• Electronic pump management&lt;br /&gt;
• Comprehensive monitored filtration&lt;br /&gt;
• Simple open-circuit hydraulic system with high efficiency swing-out oil coolers&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;&lt;i&gt;Reliability and Durability&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
Designed for lower operating costs&lt;br /&gt;
• Robust structural design developed from field experience and finite element analysis&lt;br /&gt;
• Extended life undercarriage wear parts&lt;br /&gt;
• Large diameter rollers, idlers and sprockets&lt;br /&gt;
• Large surface contact area with extensive precision hardening reduces wear&lt;br /&gt;
• Hardened track link pin bores&amp;nbsp;&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;&lt;i&gt;Productivity&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
Designed for more tons per hour&lt;br /&gt;
• Powerful digging forces&lt;br /&gt;
• Easy bucket filling&lt;br /&gt;
• Proven attachment design&lt;br /&gt;
• All cylinders mounted under the shovel attachment for additional protection&lt;br /&gt;
• Buckets and Wear Packages to suit all material densities and ground conditions&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;&lt;i&gt;Large Comfortable Cab&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
Provides full shift comfort&lt;br /&gt;
• Komatsu low noise cab on multiple viscous mounts for reduced noise and vibration&lt;br /&gt;
• Large volume cab with full view front window (floor to ceiling) increases operator view&lt;br /&gt;
• Comprehensive climate control with pressurized, filtered air ventilation and air conditioning&lt;br /&gt;
• High specification multi-adjustable air suspension seat, redesigned for mining&lt;br /&gt;
• Well elevated operator position provides superior all around view&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;&lt;i&gt;Powerful Diesel Engine&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
Komatsu SDA16V160 engine&lt;br /&gt;
• Rated 1400 kW 1875 HP, at 1800 rpm&lt;br /&gt;
• Electronic engine management&lt;br /&gt;
• Low engine emission levels – meets EPA Tier 2 emission regulations&lt;br /&gt;
• Time saving oil management system as standard equipment; Centinel 
Engine Oil Management, Engine Reserve Oil Supply and Eliminator Oil 
Filter systems&lt;br /&gt;
&lt;br /&gt;
&lt;b&gt;&lt;i&gt;Easy Maintenance&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;
Simple, common-sense design gives quick, easy access to all major components&lt;br /&gt;
• Hydraulically operated ground access ladder&lt;br /&gt;
• Generous access to all major service points from machinery house floor level&lt;br /&gt;
• Enclosed, internally lit machinery house with wall separating engine from pump area&lt;br /&gt;
• Automatic central lubrication&lt;br /&gt;
• Vehicle Health Monitoring System (VHMS) provides real-time information about the operating systems of the machine&lt;br /&gt;
• Ground-level access to hydraulically operated dropdown service center with Wiggins connections&amp;nbsp;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgSmymCWFG3L45PCH-pKxiQx88pIEBbccgud63UwVVt9xbMGkCOflp2LrBPRKrPjuzok0TvD-5WJ19AsdvmGAwAfHd2fs0_IQ5r7qdtNY-FJ7EnHJbv2YUAB8DsmrPSL_cV-e0-a4xO52k/s72-c/komatsu+pc4000-6.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">3</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Spesifikasi Standard Excavator EX3600-6</title><link>http://teknisiberat.blogspot.com/2012/03/spesifikasi-standard-excavator-ex3600-6.html</link><category>troubleshooting</category><pubDate>Sun, 25 Mar 2012 11:17:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-7756258871600560278</guid><description>&lt;div class="Subtitle-M"&gt;

    
 
    
     
      &lt;div class="title"&gt;
Sahabat teknisi, menanggapi pertanyaan seorang pembaca pada artikel &lt;a href="http://teknisiberat.blogspot.com/2012/03/fitur-fitur-terbaru-pada-excavator.html" target="_blank"&gt;fitur terbaru pada EX3600-6&lt;/a&gt;, maka berikut ini &lt;a href="http://teknisiberat.blogspot.com/" target="_blank"&gt;teknisiberat&lt;/a&gt; postingkan artikel mengenai spesifikasi standard pada Excavator EX3600-6. Semoga artikel kali ini dapat menjawabnya.&lt;/div&gt;
&lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh4IHl2uMQEqBsqFyGhcvqamRSeBjkPjSAMRVRHV3I_0FVS35jSVpy5eryyuBm2G6CE44FPIeAz5ryMzwrX-jbCxOuQ0TIg2niZVSEiP72p7qtPOG7xK5x-5oKmey-0-XdkzbatH5WMIzk/s1600/ex3600-6+htc.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="252" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh4IHl2uMQEqBsqFyGhcvqamRSeBjkPjSAMRVRHV3I_0FVS35jSVpy5eryyuBm2G6CE44FPIeAz5ryMzwrX-jbCxOuQ0TIg2niZVSEiP72p7qtPOG7xK5x-5oKmey-0-XdkzbatH5WMIzk/s320/ex3600-6+htc.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&amp;nbsp;&lt;b&gt;&lt;br /&gt;&lt;/b&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;ENGINE&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- 140 A alternator&lt;br /&gt;- Heavy-duty type air cleaner with dust ejector&lt;br /&gt;- Cartridge-type engine oil filter&lt;br /&gt;- Cartridge-type engine oil bypass filter&lt;br /&gt;- Cartridge-type fuel filter&lt;br /&gt;- Fan guard&lt;br /&gt;- Isolation-mounted engine&lt;br /&gt;- Auto-idle system&lt;br /&gt;- Emergency engine stop system&lt;br /&gt;- Hydraulic drive cooling-fan system&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;HYDRAULIC SYSTEM&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- E-P control system&lt;br /&gt;- OHS (Optimum Hydraulic System)&lt;br /&gt;- FPS (Fuel-saving Pump System)&lt;br /&gt;- Hydraulic drive cooling-fan system&lt;br /&gt;- Forced-lubrication and forced cooling pump drive system&lt;br /&gt;- Control valve with main relief valve&lt;br /&gt;- Suction filter&lt;br /&gt;- Full-flow filter&lt;br /&gt;- Bypass filter&lt;br /&gt;- Pilot filter&lt;br /&gt;- Drain filter&lt;br /&gt;- High-pressure strainer&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
      &lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;CAB&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
The sturdy cab, with the top guard 
conforming to OPG Level II (ISO), helps protect the operator from 
falling objects. Fluid-filled elastic mounts. Laminated glass 
windshield. Reinforced/tinted (bronze color) glass side and rear 
windows. Parallel-link-type intermittent windshield wiper. Front 
windshield washer. Adjustable reclining seat with air suspension. 
Footrest. Air horn with electric compressor. Auto-tuning AM-FM radio 
with digital clock. Seat belt. Storage spaces. Floor mat. Air 
conditioner with defroster. Rearview mirror. Evacuation hammer. 
Emergency escape device. Trainer's seat. Pilot control shut-off lever.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;MONITOR SYSTEMS&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- Meters:&lt;br /&gt;Hourmeter. Fuel gauge. 
Hydraulic oil temperature gauge. Engine coolant temperature gauge. 
Tachometer. Engine oil pressure gauge. Engine oil temperature gauge. 
Battery voltage gauge. Ambient temperature.&lt;br /&gt;- Pilot lamps (Green):&lt;br /&gt;Prelub. Auto-Idle. Travel Mode.&lt;br /&gt;- Warning lamps (Red):&lt;br /&gt;Allternator.
 Engine stop. Coolant overheat. Hydraulic oil level. Auto-Lubrication. 
Fast-filling. Tension. Electric lever. Emergency engine stop. Top valve.
 Engine over run. Coolant level. Engine oil pressure. Pump transmission 
oil level indicator.&lt;br /&gt;- Warning lamp (Yellow):&lt;br /&gt;Exhaust temperature.
 Fuel temperature. Engine warning. Hydraulic oil overheat. Stairway 
position. Electrical equipment box. Pump contamination. Air cleaner 
restriction.&lt;br /&gt;- Alarm buzzers:&lt;br /&gt;Overheat. Engine coolant pressure. 
Engine coolant level. Fuel temperature. Engine oil pressure. Engine oil 
temperature. Air intake manifold temperature. Crank case pressure. Pump 
transmission oil level. Hydraulic oil level. Stop valve close. Fast-fill
 system panel position (option) Ladder position. Electric lever fault.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;DATA LOGGING SYSTEM&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- DLU (Data-logging unit) continuously 
records performance of the engine and the hydraulic system. The record 
can be downloaded by PC and PDA.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;LIGHTS&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- 9 working lights. 2 entrance lights. 7 maintenance lights. 2 cab lights.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;UPPERSTRUCTURE&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- Lockable machine covers&lt;br /&gt;- 40 200 kg counterweight&lt;br /&gt;- Hydraulic drive grease gun with hose reel&lt;br /&gt;- Folding stairs with wide steps&lt;br /&gt;- Swing parking brake&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
      &lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;UNDERCARRIAGE&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- Travel parking brake&lt;br /&gt;- Travel motion alarm device&lt;br /&gt;- Hydraulic track adjuster with N2 gasaccumulator and relief valve&lt;br /&gt;- 1 270 mm triple grouser shoes&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
      &lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;MISCELLANEOUS&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
- Standard tool kit&lt;br /&gt;- Stairs and handrails (Meeting ISO)&lt;br /&gt;- Recirculation air filter for air conditioner&lt;br /&gt;- Ventilation air filter for air conditioner&lt;br /&gt;- 12 V power terminal board&lt;br /&gt;- Stop valve for transport and reassembly&lt;br /&gt;- Auto-lubrication system (Lincoln) for front-attachment pins, swing bearing, and center joint&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
    &lt;/div&gt;
&lt;div class="Subtitle-L"&gt;

    &lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;OPTIONAL EQUIPMENT&lt;/b&gt;&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-M"&gt;

    
 
    
 
    
     
      &lt;div class="title-desc"&gt;
Optional equipment may very by country, so please consult your Hitachi dealer for details.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="title-desc"&gt;
- Wiggins couplers&lt;br /&gt;- High brightness working lights.&lt;br /&gt;- Back and right side color monitor camera.&lt;br /&gt;- Satellite data transmitting system.&lt;br /&gt;- Travel motor guard.&lt;br /&gt;- Travel device guard.&lt;br /&gt;- Electric oil pump to draw hydraulic oil from suction and return pipe lines.&lt;/div&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh4IHl2uMQEqBsqFyGhcvqamRSeBjkPjSAMRVRHV3I_0FVS35jSVpy5eryyuBm2G6CE44FPIeAz5ryMzwrX-jbCxOuQ0TIg2niZVSEiP72p7qtPOG7xK5x-5oKmey-0-XdkzbatH5WMIzk/s72-c/ex3600-6+htc.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">2</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Konstruksi Dan Proses Delivery Fuel Di Dalam Fuel Injection Pump</title><link>http://teknisiberat.blogspot.com/2012/03/konstruksi-dan-proses-delivery-fuel-di.html</link><category>engine</category><pubDate>Sat, 24 Mar 2012 10:10:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-4472880245316138737</guid><description>Sahabat teknisi, kembali lagi ke topik masalah engine, kali ini saya akan melanjutkan pembahasan pada postingan sebelumnya tentang &lt;a href="http://teknisiberat.blogspot.com/2012/02/pompa-injeksi-bahan-bakar-fuel.html" target="_blank"&gt;fuel injection pump&lt;/a&gt;.&lt;br /&gt;
• Struktur dan cara kerja pompa injeksi tipe in-line&lt;br /&gt;Semua model dari pompa injeksi bahan bakar pada dasarnya memilki struktur dan cara kerja&lt;br /&gt;yang sama. Berikut ini akan ditunjukkan beberapa contoh struktur dan cara kerja dari beberapa&lt;br /&gt;model pompa injeksi bahan bakar model A, model B, dan model P).&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEipgf6ZpASPckBiZ0-03k_KGTg0RTgqSElqza5Y99n0ZMvcEtIdoPdQOtC4E5pRw1DXTdPCsG3uEVMvWKzLy1E61cvyKeh2ki_0jKO-0QpjIjtT4B5gXZGip0StGCygOfEjRLVOzM078lg/s1600/konstruksi+FIP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEipgf6ZpASPckBiZ0-03k_KGTg0RTgqSElqza5Y99n0ZMvcEtIdoPdQOtC4E5pRw1DXTdPCsG3uEVMvWKzLy1E61cvyKeh2ki_0jKO-0QpjIjtT4B5gXZGip0StGCygOfEjRLVOzM078lg/s320/konstruksi+FIP.jpg" width="225" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
- Proses pengiriman bahan bakar&lt;br /&gt;Rangkaian komponen yang terdiri atas plunger dan plunger barrel dinamakan dengan elemen pompa (pump element). Di atas telah ditunjukkan berbagai macam tipe pump element dari pompa injeksi bahan bakar.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRR3nlT1ck4n69mrYaXs_Gf-cwBaETKWdspieBJfaG2SpwAZJnRmDhRuRs2IIpnh6XsJQkvye36L5DUDRBASr7OfPMrvr9QYL-QfjumOqbQdmkG-duj_SCXmBadXNwr6YWylnBs33HbSo/s1600/pengiriman+bahan+bakar+pada+FIP.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="195" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRR3nlT1ck4n69mrYaXs_Gf-cwBaETKWdspieBJfaG2SpwAZJnRmDhRuRs2IIpnh6XsJQkvye36L5DUDRBASr7OfPMrvr9QYL-QfjumOqbQdmkG-duj_SCXmBadXNwr6YWylnBs33HbSo/s320/pengiriman+bahan+bakar+pada+FIP.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
Plunger akan bergerak naik dan turun untuk mensupali bahan bakar. Plunger bergerak naik dan turun setiap satu kali gerakan camshaft. Tingginya pergerakkan dari plunger selalu tetap (berdasrkan camlift).&lt;br /&gt;Struktur plunger dan plunger barrel harus sangat presisi, sehingga mampu mengirimkan bahan bakar ke nozzle dengan tekanan yang cukup tinggi. Pergerakkan dari plunger ditunjukkan pada gambar di atas, baik pada pump element model A maupun model P memeilki prinsip kerja yang sama. Bahan bakar masuk dan keluar melalui lubang inlet/outlet port. Konstruksi plunger barrel tetap (fix) ke rumah pompa injeksi (pump housing). Plunger mengatur pengiriman jumlah bahan bakar (injection rate) dengan berputar. Perputaran dari plunger diatur oleh control rack (model A dan B) atau control rod (model P).&lt;br /&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEipgf6ZpASPckBiZ0-03k_KGTg0RTgqSElqza5Y99n0ZMvcEtIdoPdQOtC4E5pRw1DXTdPCsG3uEVMvWKzLy1E61cvyKeh2ki_0jKO-0QpjIjtT4B5gXZGip0StGCygOfEjRLVOzM078lg/s72-c/konstruksi+FIP.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">8</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Fitur - Fitur Terbaru Pada Excavator Hitachi EX 3600-6</title><link>http://teknisiberat.blogspot.com/2012/03/fitur-fitur-terbaru-pada-excavator.html</link><category>troubleshooting</category><pubDate>Fri, 23 Mar 2012 10:12:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-3417959877450962075</guid><description>&lt;div class="Subtitle-M"&gt;

    
 
    
     
      &lt;div class="title"&gt;
&lt;b&gt;Giant-Sized Productivity Based on Hitachi's Theory of Evolution.&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
Each Hitachi generation listens to the needs of the work site and gives birth to an even-better new generation.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;Bucket Passes Bucket Passes to Dump Trucks&lt;/b&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="img"&gt;
&lt;img alt="" src="http://www.hexindo-tbk.co.id/images/products/excavator/large/ex3600-6/KS_EN056Q_01.jpg" /&gt;&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;Powerful Single Engine-Ready for the task.&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
Time-proven Cummins diesel engine produces a total of 1 450 kW (1 944 HP) for handling the big excavation jobs.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

    
    

     
 
     
      
       &lt;div class="title"&gt;
1 450 kW (1 944 HP)&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-M"&gt;

    
 
    
     
      &lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;Emission Control Engine-Helping to protect our environment.&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
Conforms to U.S. EPA Tier II emission regulations.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
Efficient E-P Control-Adjusts power output to the work being performed.&lt;/div&gt;
&lt;div class="title-desc"&gt;
Hitachi's computer-aided Engine-Pump 
Control (E-P Control) coaxes optimum efficiency from the engine and 
hydraulic pumps. This innovative system senses load demand and controls 
engine and pump output for maximum operating efficiency.&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="Subtitle-M"&gt;

    
 
    
     
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;Larger Bucket Provides High Work Capacity.&lt;/b&gt;&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

    
    

     
 
     
      
       &lt;div class="title"&gt;
Loading shovel bucket : 21.0 m&lt;sup&gt;3&lt;/sup&gt;&lt;/div&gt;
&lt;div class="title"&gt;
Backhoe bucket : 22.0 m&lt;sup&gt;3&lt;/sup&gt;&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-M"&gt;

    
 
    
     
      &lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;Maximum Excavating Force.&lt;/b&gt;&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

    
    

     
 
     
      
       &lt;div class="title"&gt;
- Loading shovel&lt;/div&gt;
&lt;div class="title-desc"&gt;
Arm crowding force : 1 200 kN (122 000 kgf)&lt;br /&gt;Breakout force : 1 050 kN (107 000 kgf)&lt;/div&gt;
&lt;div class="title"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
- Backhoe&lt;/div&gt;
&lt;div class="title-desc"&gt;
Arm crowd force : 951 kN (97 000 kgf)&lt;br /&gt;Bucket digging force : 1 050 kN (107 000 kgf)&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-M"&gt;

    
 
    
     
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&lt;br /&gt;&lt;/div&gt;
&lt;div class="title"&gt;
&lt;b&gt;Large Bucket-Designed to enhance efficiency.&lt;/b&gt;&lt;/div&gt;
&lt;div class="title-desc"&gt;
The large bucket has been shaped 
specifi cally to enhance scooping and loading operations. Its sharp tilt
 angle helps boost operating efficiency.&lt;/div&gt;
&lt;div class="img"&gt;
&lt;a href="http://www.hexindo-tbk.co.id/images/products/excavator/large/ex3600-6/KS_EN056P_03.jpg" imageanchor="1" style="clear: left; float: left; margin-bottom: 1em; margin-right: 1em;"&gt;&lt;img alt="" border="0" src="http://www.hexindo-tbk.co.id/images/products/excavator/large/ex3600-6/KS_EN056P_03.jpg" /&gt;&lt;/a&gt;&lt;img alt="" src="http://www.hexindo-tbk.co.id/images/products/excavator/large/ex3600-6/KS_EN056P_02.jpg" /&gt;&lt;/div&gt;
&lt;div class="img"&gt;
&lt;/div&gt;
&lt;/div&gt;
&lt;div class="Subtitle-S"&gt;

   

   
   

   
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&lt;div class="title"&gt;
Productivity-Boosting Auto-Leveling Mechanism-One-lever leveling control.&lt;/div&gt;
&lt;div class="title-desc"&gt;
This is another unique Hitachi function developed exclusively for more efficient leveling operations.&lt;/div&gt;</description><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">3</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Perhitungan Kapasitas Tenaga Engine</title><link>http://teknisiberat.blogspot.com/2012/03/perhitungan-kapasitas-tenaga-engine.html</link><category>troubleshooting</category><pubDate>Sun, 18 Mar 2012 11:12:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-7147845471349719884</guid><description>&lt;!--[if gte mso 9]&gt;&lt;xml&gt;
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&lt;style&gt;
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 table.MsoNormalTable
 {mso-style-name:"Table Normal";
 mso-tstyle-rowband-size:0;
 mso-tstyle-colband-size:0;
 mso-style-noshow:yes;
 mso-style-priority:99;
 mso-style-qformat:yes;
 mso-style-parent:"";
 mso-padding-alt:0in 5.4pt 0in 5.4pt;
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 mso-para-margin-right:0in;
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 mso-para-margin-left:0in;
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 mso-pagination:widow-orphan;
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 font-family:"Calibri","sans-serif";
 mso-ascii-font-family:Calibri;
 mso-ascii-theme-font:minor-latin;
 mso-fareast-font-family:"Times New Roman";
 mso-fareast-theme-font:minor-fareast;
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&lt;![endif]--&gt;

&lt;div class="MsoNormal" style="line-height: normal; margin-bottom: .0001pt; margin-bottom: 0in;"&gt;
&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Satuan tenaga yang
umum digunakan dan sudah kita bahas pada posting sebelumnya, yaitu satuan HP
dan PS. &lt;br /&gt;
Tenaga (&lt;i&gt;power) &lt;/i&gt;= Kerja /satuan waktu&lt;br /&gt;
Kerja (&lt;i&gt;work) &lt;/i&gt;= Gaya (&lt;i&gt;force) &lt;/i&gt;x jarak (&lt;i&gt;distance)&lt;/i&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div class="MsoNormal" style="line-height: normal; margin-bottom: 0.0001pt;"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhjrsPJX7Rf4VL90URk_t6yq592q8t8bxfy2Oe0BQSusokPr6n3Vpkb7aoihBPgv55qVa_IXX-G2EGBJ7SFfjgP-KLZGWct1s0_h9T0xLFv_tsOixfRFzPkDH-FY3DWMNySaqhBteUr9FI/s1600/engine.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="270" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhjrsPJX7Rf4VL90URk_t6yq592q8t8bxfy2Oe0BQSusokPr6n3Vpkb7aoihBPgv55qVa_IXX-G2EGBJ7SFfjgP-KLZGWct1s0_h9T0xLFv_tsOixfRFzPkDH-FY3DWMNySaqhBteUr9FI/s320/engine.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;div class="MsoNormal" style="line-height: normal; margin-bottom: .0001pt; margin-bottom: 0in;"&gt;
&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Pada komponen engine,
gaya diwakili oleh beban (load), jarak diwakili dengan panjang (radius/ lengan
pada dynamo meter, atau jarak titik pusat main journal terhadap titik pusat pin
journal crankshaft), kemudian waktu diwakili oleh kecepatan (putaran per menit/
rpm).&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Gaya dikali kecepatan
pada engine dinyatakan sebagai torsi (&lt;i&gt;torque), &lt;/i&gt;sehingga torsi dapat
dinyatakan: Torsi = Gaya x Kecepatan&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Maka tenaga engine
bisa ditulis dengan formula: P = T x S&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Dimana, &lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;P = Power (&lt;i&gt;tenaga&lt;/i&gt;)&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;T = Torque (&lt;i&gt;torsi&lt;/i&gt;)&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;S = Speed (&lt;i&gt;rpm&lt;/i&gt;)&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Jika suatu poros
(shaft) berputar satu kali dalam satu menit dapat dinyatakan bahwa poros
tersebut berputar 360º/menit. Jika berputar 3/4 putaran dalam satu menit, maka
dapat dinyatakan dengan 0,75 put/mnt. atau 270º /mnt.&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Dapat dinyatakan
dengan: 1 putaran = 360º = 2π radian&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Apabila
Speed/kecepatan 1 putaran / mnt = 2π x n/mnt............ atau dalam 1
putaran/dtk = 2π x n/60.&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;1 PS = 75 kgm/dtk&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;1 HP = 76,04 kgm/dtk&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Karena kecepatan
putaran engine biasa menggunakan putaran per menit (rpm), maka harus dirubah
menjadi putaran per detik, sehingga menjadi:&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;P = T x S&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;P = T x 2π x n/mnt,
menjadi:&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;P = T x 2π x n/60
........ untuk menjadikan dalam satuan kgm/dtk.&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Sehingga tenaga dalam
satuan HP, didapat formula: &lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;HP = (T x 2π x n)/(60
x 76,04)&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;HP = (2π : 4662,4) x
T x n&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;HP = 0,001376 x T x n&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Dalam satuan PS,
didapat formula:&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;PS = (T x 2π x n)/(60
x 75)&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;PS = (2π : 4500) x T
x n&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;PS = 0,001396 x T x n&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Contoh penggunaan
formula, jika diketahui dari grafik performance engine, engine tersebut
mempunyai rated power sebesar 320 hp pada 2000 rpm, maka torque rated nya
didapat:&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;HP = 0,001376 x T x n&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;HP rated = 0,001376 x
Torque rated x n&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;320 = 0,001376 x T x
2000&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Torque rated = 320 :
( 0,001376 x 2000)&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; mso-bidi-font-family: &amp;quot;Times New Roman&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;Torque rated = 116
Kg.m&lt;/span&gt;&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; mso-fareast-font-family: &amp;quot;Times New Roman&amp;quot;;"&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div class="MsoNormal"&gt;
&lt;br /&gt;&lt;/div&gt;
&lt;div class="MsoNormal" style="line-height: normal; margin-bottom: 0.0001pt;"&gt;
&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div class="MsoNormal" style="line-height: normal; margin-bottom: 0.0001pt;"&gt;
&lt;span style="font-family: &amp;quot;Times New Roman&amp;quot;,&amp;quot;serif&amp;quot;; font-size: 12pt;"&gt;&lt;br /&gt;
&lt;/span&gt;&lt;span style="font-family: &amp;quot;Verdana&amp;quot;,&amp;quot;sans-serif&amp;quot;; font-size: 12pt;"&gt;&amp;nbsp;&lt;/span&gt;&lt;/div&gt;</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhjrsPJX7Rf4VL90URk_t6yq592q8t8bxfy2Oe0BQSusokPr6n3Vpkb7aoihBPgv55qVa_IXX-G2EGBJ7SFfjgP-KLZGWct1s0_h9T0xLFv_tsOixfRFzPkDH-FY3DWMNySaqhBteUr9FI/s72-c/engine.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item><item><title>Sistem Engine Control Pada Bulldozer D155-6</title><link>http://teknisiberat.blogspot.com/2012/03/sistem-engine-control-pada-bulldozer.html</link><category>troubleshooting</category><pubDate>Thu, 8 Mar 2012 10:13:00 +0700</pubDate><guid isPermaLink="false">tag:blogger.com,1999:blog-5880067877820832487.post-1150790922282673201</guid><description>Outline of fuel control system&lt;br /&gt;
&lt;br /&gt;
- The following signals are input as rotation command signals to the engine controller.&lt;br /&gt;1) Fuel control dial potentiometer signal&lt;br /&gt;2) Decelerator pedal potentiometer signal&lt;br /&gt;3) 3rd throttle signal (Power train controller)&lt;br /&gt;
&lt;br /&gt;
- The engine controller controls the fuel control system of the engine (CRI system) according to the one of the above input signals which indicates the lowest engine speed.&lt;br /&gt;
&lt;br /&gt;
- Adjust the decelerator pedal speed and high idle speed with the decelerator pedal linkage.&lt;br /&gt;
&lt;br /&gt;
&lt;div class="separator" style="clear: both; text-align: center;"&gt;
&lt;a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKaSvTMtNgX6YbddzRXE2jmABXmQl23B-zUsvgevzqZyTQAWEpmu0FLg36GAxfJr7Q60DA_uZD-vDFje964f9uvRzMaGA4Qs3Jep7sMPNah_CFwgdhI65J5MUSd_fqNr43kaipd7hFtt4/s1600/ecs+d155-6.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"&gt;&lt;img border="0" height="213" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKaSvTMtNgX6YbddzRXE2jmABXmQl23B-zUsvgevzqZyTQAWEpmu0FLg36GAxfJr7Q60DA_uZD-vDFje964f9uvRzMaGA4Qs3Jep7sMPNah_CFwgdhI65J5MUSd_fqNr43kaipd7hFtt4/s320/ecs+d155-6.jpg" width="320" /&gt;&lt;/a&gt;&lt;/div&gt;
&lt;br /&gt;
&lt;b&gt;DIAL&lt;/b&gt; : Fuel control dial&lt;br /&gt;&lt;b&gt;PEDAL&lt;/b&gt; : Decelerator pedal&lt;br /&gt;&lt;b&gt;ROD&lt;/b&gt; : Decelerator pedal rod&lt;br /&gt;&lt;b&gt;POTENTIO &lt;/b&gt;: Decelerator pedal potentiometer&lt;br /&gt;&lt;b&gt;ENG-ECU &lt;/b&gt;: Engine controller&lt;br /&gt;&lt;b&gt;P/T-ECU&lt;/b&gt; : Power train controller&lt;br /&gt;&lt;b&gt;ENGINE&lt;/b&gt; : Engine unit (CRI devices)&lt;br /&gt;&lt;b&gt;[KOMNET]&lt;/b&gt; : KOMNET communication circuit (3rd throttle signal)</description><media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" height="72" url="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKaSvTMtNgX6YbddzRXE2jmABXmQl23B-zUsvgevzqZyTQAWEpmu0FLg36GAxfJr7Q60DA_uZD-vDFje964f9uvRzMaGA4Qs3Jep7sMPNah_CFwgdhI65J5MUSd_fqNr43kaipd7hFtt4/s72-c/ecs+d155-6.jpg" width="72"/><thr:total xmlns:thr="http://purl.org/syndication/thread/1.0">0</thr:total><author>kang.ubay@gmail.com (teknisiberat)</author></item></channel></rss>