Yanmar 6LY3 series - Page 6

TABLE OF CONTENTS
2 6LY3 Operation Manual
Engine Oil ................................................................. 44
Engine Oil Specifications ................................... 44
Engine Oil Viscosity ........................................... 45
Checking Engine Oil........................................... 45
Selection of Marine Gear Oil .............................. 45
Engine Coolant ......................................................... 46
Engine Coolant Specifications ........................... 47
Coolant (Fresh Water Cooling System) ............. 47
Cranking ................................................................... 50
Daily Checks............................................................. 51
Visual Checks .................................................... 51
Check Diesel Fuel, Engine Oil,
and Engine Coolant Levels.......................... 52
Checking and Refilling Marine Gear Oil ............. 52
Checking the Control Head ................................ 52
Checking the Alarm Indicators ........................... 52
Preparing Fuel, Oil, and Coolant in Reserve...... 52
Engine Operation .......................................................... 53
Starting the Engine ................................................... 64
Before Starting the Engine ................................. 64
To Start the Engine ............................................ 64
Shifting ............................................................... 66
Cautions During Operation ....................................... 67
Shutting Down the Engine ........................................ 70
Normal Shutdown............................................... 70
Emergency Shutdown ........................................ 70
Periodic Maintenance ................................................... 73
Safety Precautions ................................................... 73
Before You Operate ........................................... 73
During Operation and Maintenance ................... 74
Precautions............................................................... 90
The Importance of Periodic Maintenance .......... 90
Performing Periodic Maintenance ...................... 91
The Importance of Daily Checks ........................ 91
Keep a Log of Engine Hours and Daily Checks. 91
Yanmar Replacement Parts ............................... 91
Tools Required................................................... 91
Ask Your Authorized Yanmar Marine Dealer
for Help............................................................... 91
Required EPA Maintenance - USA Only............ 92
EPA Installation Requirements - USA Only ....... 92
Tightening Fasteners ......................................... 92
Standard Torque Chart ...................................... 92
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