3176B Marine Engine Caterpillar

Note: Ensure that the Safety Information, warnings, and instructions are read and understood before performing any operation or maintenance procedure.

Use fuel consumption, service hours, or calendar time interval, whichever occurs first. Before each consecutive interval is performed, all of the maintenance requirements from the previous interval must also be performed.

When Required

Battery - Recycle
Battery or Battery Cable - Disconnect
Fuel System - Prime

Daily

Cooling System Coolant Level - Check
Engine Air Cleaner Service Indicator - Inspect
Engine Oil Level - Check
Fuel System Water Separator - Drain
Marine Transmission Oil Level - Check
Walk-Around Inspection

Every 1900 L (500 US gal) of Fuel or 50 Service Hours

Zinc Rods - Inspect/Replace

Between 250 Service Hours and 1000 Service Hours (or between first and fourth oil change)

Electronic Unit Injector - Inspect/Adjust
Engine Valve Lash - Inspect/Adjust
Engine Valve Rotators - Inspect

PM Level 1 - Every 9500 L (2500 US gal) of Fuel or 250 Service Hours or 1 Year

Aftercooler Condensate Drain Valve - Inspect/Clean
Alternator - Inspect
Alternator Belt - Inspect/Adjust/Replace
Battery Electrolyte Level - Check
Cooling System Supplemental Coolant Additive (SCA) - Test/Add
Engine Air Cleaner Element - Clean/Replace
Engine Crankcase Breather - Clean
Engine Oil Sample - Obtain
Engine Oil and Filter - Change
Engine Protective Devices - Check
Fuel System Primary Filter - Clean/Replace
Fuel System Secondary Filter - Replace
Fuel Tank Water and Sediment - Drain
Hoses and Clamps - Inspect/Replace

Every 38 000 L (10 000 US gal) of Fuel or 1000 Service Hours

Aftercooler Core - Clean/Test

PM Level 2 - Every 114 000 L (30 000 US gal) of Fuel or 3000 Service Hours or 2 Years

Cooling System Coolant (DEAC) - Change
Cooling System Coolant Extender (ELC) - Add
Cooling System Water Temperature Regulator - Replace
Crankshaft Vibration Damper - Inspect
Electronic Unit Injector - Inspect/Adjust
Engine - Clean
Engine Mounts - Inspect
Engine Speed/Timing Sensors - Check/Clean/Calibrate
Engine Valve Lash - Inspect/Adjust
Engine Valve Rotators - Inspect
Starting Motor - Inspect
Turbocharger - Inspect
Water Pump - Inspect

Every 6000 Service Hours or 6 Years

Cooling System Coolant (ELC) - Change

Every 380 000 L (100 000 US gal) of Fuel or 10 000 Service Hours

Overhaul Considerations