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TABLE OF CONTENTS
vi
6SY Operation Manual
Engine Oil ................................................................. 37
Engine Oil Specifications ................................... 38
Service Categories................................ 38
Definitions ............................................. 38
Additional Technical Engine Oil
Requirements:....................................... 38
Engine Oil Viscosity ........................................... 38
Maximum Angles of Inclination During
Operation .............................................. 39
Checking Engine Oil........................................... 39
Adding Engine Oil .............................................. 40
Selection of Marine Gear Oil .............................. 40
Engine Coolant ......................................................... 40
Engine Coolant Specifications ........................... 41
Coolant (Closed Cooling System) ...................... 41
Checking the Coolant Level ............................... 42
Daily Checks............................................................. 44
Visual Checks .................................................... 44
Check Diesel Fuel, Engine Oil, and Engine
Coolant Levels ................................................... 45
Checking and Refilling Marine Gear Oil ............. 45
Checking the Battery Electrolyte Level .............. 45
Checking the Alternator Belt .............................. 45
Checking the Alarm Indicators ........................... 45
Preparing Fuel, Oil and Coolant in Reserve....... 45
Engine Operation
.......................................................... 47
Starting Engine ......................................................... 57
Starting at Low Temperatures............................ 57
Shutting Down the Engine.................................. 57
Checking the Engine After Operation ....................... 58
Periodic Maintenance
................................................... 59
Safety Precautions ................................................... 59
Before You Operate ........................................... 59
During Operation and Maintenance ................... 60
Precautions............................................................... 74
The Importance of Periodic Maintenance .......... 74
Performing Periodic Maintenance ...................... 75
The Importance of Daily Checks ........................ 75
Keep a Log of Engine Hours and Daily
Checks ............................................................... 75
Yanmar Replacement Parts ............................... 75
Tools Required................................................... 75
Summary of Contents for 6SY Series
Page 1: ...6SY series OPERATION MANUAL 6SY Operation Manual P N 0A6301 G0000 MARINE ENGINES ...
Page 34: ...PRODUCT OVERVIEW 26 6SY Operation Manual This Page Intentionally Left Blank ...
Page 54: ...BEFORE YOU OPERATE 46 6SY Operation Manual This Page Intentionally Left Blank ...
Page 120: ...LONG TERM STORAGE 114 6SY Operation Manual This Page Intentionally Left Blank ...
Page 126: ...President Yanmar Marine Int l ...
Page 127: ...President Yanmar Marine Int l ...
Page 128: ...EPA WARRANTY USA ONLY 120 6SY Operation Manual This Page Intentionally Left Blank ...