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 all maintenance including the following procedures: 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.

Contact Phu Thai Cat at Hotline 1800 599 990 for 24/7 product support services!

When Required

Aftercooler Core - Clean/Test
Battery - Replace
Battery or Battery Cable - Disconnect
Coolant - Change
Coolant Extender (ELC) - Add
Engine - Clean
Engine Oil Level Gauge - Calibrate
Engine Storage Procedure - Check
Fuel System - Prime
Heat Exchanger - Clean/Test
Heat Exchanger - Inspect
Maintenance Recommendations
Sea Water Strainer - Clean/Inspect

Daily

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

Initial 20 to 40 Service Hours

Belts - Inspect/Adjust/Replace

Every 50 Service Hours or Weekly

Aftercooler Condensate Drain Valve - Inspect/Clean
Engine Cooling System Corrosion Protection System - Inspect
Sea Water Strainer - Clean/Inspect

Every 250 Service Hours

Coolant Sample (Level 1) - Obtain
Cooling System Supplemental Coolant Additive (SCA) - Test/Add

Initial 500 Hours (for New Systems, Refilled Systems, and Converted Systems)

Coolant Sample (Level 2) - Obtain

Initial 1000 Service Hours

Heat Exchanger - Inspect

Every 1000 Service Hours

Engine Air Cleaner Element (Single Element) - Inspect/Replace

Every 2000 Service Hours

Fumes Disposal Filter Element - Replace

Every Year

Coolant Sample (Level 2) - Obtain

First 14 400 L (3750 US gal) of Fuel or 250 Service Hours

Engine Crankcase Breather - Clean
Engine Valve Lash - Check
Engine Valve Rotators - Inspect
Fuel Injector - Check

Every 14 400 L (3750 US gal) of Fuel or 250 Service Hours or 1 Year

Battery Electrolyte Level - Check
Engine - Clean
Engine Oil Sample - Obtain
Engine Oil and Filter - Change
Fuel System Primary Filter (Water Separator) Element - Replace
Fuel System Secondary Filter - Replace
Fuel Tank Water and Sediment - Drain
Hoses and Clamps - Inspect/Replace

Every 28 500 L (7500 US gal) of Fuel or 500 Service Hours or 1 Year (Deep Sump)

Engine Oil and Filter - Change
Fuel System Primary Filter (Water Separator) Element - Replace
Fuel System Secondary Filter - Replace

Every 57 000 L (15 000 US gal) of Fuel or 1000 Service Hours

Turbocharger - Inspect

Every 170 400 L (45 000 US gal) of Fuel or 3000 Service Hours

Auxiliary Water Pump (Bronze Impeller) - Inspect/Replace
Belts - Inspect/Adjust/Replace
Coolant Temperature Regulator - Replace
Crankshaft Vibration Damper - Inspect
Engine Crankcase Breather - Clean
Engine Mounts - Inspect
Engine Valve Lash - Check
Engine Valve Rotators - Inspect
Fuel Injector - Check

Every 284 000 L (75 000 US gal) of Fuel or 5000 Service Hours

Water Pump - Inspect

Overhaul

Aftercooler Core - Clean/Test
Heat Exchanger - Clean/Test
Oil Cooler Core - Check/Clean/Test
Overhaul (Major)

PM Kit

PM Kit	Parts Number	Description	Q.ty
Every 500 Service Hours	1R-0749	Fuel filter	2	Order Now
	3E-9848	CAT DEO15W40-20L	4
	1R-1808	Oil filter	2
Every 2000 Service Hours	275-2276	Breather Filter	1	Order Now
Every 3000 Service Hours	6I-4955	Water Regulator TEMP ENGINE	1	Order Now
	6I-4953	Water Regulator TEMP AFTERCOOLER	1
	3S-9643	Seal Regulator	2
	290-1935	Air filter	1
	190-6560	V-Belt	1
Every 6000 Service Hours	119-5152	ELC extender	2	Order Now

Contact Phu Thai Cat at Hotline 1800 599 990 for 24/7 product support services!

Cat C18 Marine Engine (TNA) - Maintenance Interval Schedule

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Cat C18 Marine Engine (TNA) - Maintenance Interval Schedule

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