6LY3 Service Manual
3-1
© 2007 Yanmar Marine International
6LY3 Service Manual
Section 3
GENERAL SERVICE
INFORMATION
Page
Safety Precautions .......................................................................... 3-3
6LY3-ETP Exterior Views................................................................ 3-4
Operation Side........................................................................... 3-4
Non-Operation Side................................................................... 3-4
Diesel Fuel ...................................................................................... 3-6
Diesel Fuel Specifications ......................................................... 3-6
Engine Oil........................................................................................ 3-8
Engine Oil Specifications........................................................... 3-8
Marine Gear Oil ............................................................................... 3-8
Engine Coolant................................................................................ 3-9
Handling of Coolant................................................................... 3-9
Engine Outline Drawings............................................................... 3-10
6LY3-ETP / STP / UTP (YT-15 MOUNT) ................................ 3-10
6LY3-ETP................................................................................ 3-11
Exhaust Gas Emission Regulations .............................................. 3-12
Engine Identification ................................................................ 3-12
EPA Exhaust Gas Emission Standard..................................... 3-13
EPA Guarantee Conditions for Emission Standard................. 3-13
Engine Nameplate......................................................................... 3-14
Reduction and Reversing Gear ..................................................... 3-14
Principal Engine Specifications ..................................................... 3-15
Abbreviations and Symbols........................................................... 3-16
Abbreviations........................................................................... 3-16
Symbols................................................................................... 3-16
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