3412E and C30 Marine Engines Caterpillar

Maintenance Interval Schedule - Fast Craft

Usage:

3412E 9KS

Ensure that all safety information, warnings, and instructions are read and understood before any operation or any maintenance procedures are performed. The user is responsible for the performance of maintenance, including all adjustments, the use of proper lubricants, fluids, filters, and the installation of new components due to normal wear and aging. The performance of this product may be diminished if proper maintenance intervals and procedures are not followed. Components may experience accelerated wear if proper maintenance intervals and procedures are not followed.

Note: Use whichever of the following that occurs first to determine the maintenance intervals: fuel consumption , service hours, and calendar time . Before each consecutive interval is performed, all maintenance from the previous intervals must be performed.

Products that operate in severe operating conditions may require more frequent maintenance.

When Required

Aftercooler Core - Clean/Test
Battery - Replace
Battery or Battery Cable - Disconnect
Engine Oil Level Gauge - Calibrate
Fuel System - Prime
Heat Exchanger - Inspect
Sea Water Strainer - Clean/Inspect
Zinc Rods - Inspect/Replace

Daily

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

Every 3800 L (1000 US gal) of Fuel or 50 Service Hours

Sea Water Strainer - Clean/Inspect

Every 4700 L (1250 US gal) of Fuel or 50 Service Hours

Zinc Rods - Inspect/Replace

Every 250 Service Hours

Cooling System Coolant Sample (Level 1) - Obtain

Every Year

Cooling System Coolant Sample (Level 2) - Obtain

Every 6000 Service Hours or 3 Years

Cooling System Coolant Extender (ELC) - Add

Initial Oil Change

Engine Valve Lash - Inspect/Adjust

PM Level 1 - Every 15 000 L (4000 US gal) of Fuel or 150 Service Hours or 1 Year (Shallow Sump)

Alternator Belt - Inspect/Adjust/Replace
Auxiliary Water Pump (Rubber Impeller) - Inspect
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
Fuel System Primary Filter (Water Separator) Element - Replace
Fuel System Secondary Filter - Replace
Hoses and Clamps - Inspect/Replace

PM Level 1 - Every 30 000 L (8000 US gal) of Fuel or 300 Service Hours or 1 Year (Deep Sump)

Alternator Belt - Inspect/Adjust/Replace
Auxiliary Water Pump (Rubber Impeller) - Inspect
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
Fuel System Primary Filter (Water Separator) Element - Replace
Fuel System Secondary Filter - Replace
Hoses and Clamps - Inspect/Replace

PM Level 2 - Every 76 000 L (20 000 US gal) of Fuel or 800 Service Hours

Heat Exchanger - Inspect

PM Level 2 - Every 76 000 L (20 000 US gal) of Fuel or 800 Service Hours (Engines Equipped with Crankcase Fumes Recirculation System)

Aftercooler Core - Clean/Test
Closed Crankcase Ventilation (CCV) Fumes Disposal Filter - Replace
Turbocharger - Inspect

PM Level 3 - Every 228 000 L (60 000 US gal) of Fuel or 2400 Service Hours

Alternator - Inspect
Auxiliary Water Pump (Bronze Impeller) - Inspect
Cooling System Coolant (DEAC) - Change
Cooling System Water Temperature Regulator - Replace
Crankshaft Vibration Damper - Inspect
Engine Mounts - Inspect
Engine Speed/Timing Sensors - Check/Clean/Calibrate
Engine Valve Lash - Inspect/Adjust
Engine Valve Rotators - Inspect
Overhaul (Top End)
Starting Motor - Inspect
Turbocharger - Inspect
Water Pump - Inspect

PM Level 3 - Every 228 000 L (60 000 US gal) of Fuel or 3000 Service Hours

Engine Mounts - Inspect

Every 12 000 Service Hours or 6 Years

Cooling System Coolant (ELC) - Change

Overhaul

Overhaul Considerations

Every 6 Years

Aftercooler Core - Replace

Caterpillar Information System:

3412E and C30 Marine Engines Maintenance Interval Schedule - Standard

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