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, and filters. The user is also responsible for the replacement of components due to normal wear and aging. Failure to adhere to proper maintenance intervals and procedures may result in diminished performance of the product and/or accelerated wear of components.

Use mileage, fuel consumption, service hours, or calendar time, WHICH EVER OCCURS FIRST, to determine the maintenance intervals. Products that operate in severe operating conditions may require more frequent maintenance.

Note: Before each consecutive interval is performed, all maintenance from the previous interval must be performed.

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

PM KIT	PART NUMBER	DESCRIPTION
C7.1	462-1171	Oil Filter	Order Now
	399-1442	Fuel Filter	Order Now
	399-1475	Fuel Filter Primary	Order Now
	352-6008	Breather Filter	Order Now
	497-3989	Regulator Water	Order Now
	326-8644	Air Filter Element	Order Now
	236-3842	Belt	Order Now
	119-5152	ELC Extender	Order Now
	365-8396	ELC	Order Now

When Required

Battery - Replace
Battery or Battery Cable - Disconnect
Coolant - Change
Engine - Clean
Fuel System - Prime
Generator - Dry
Generator Load - Check
Generator Set - Test
Generator Winding Insulation - Test
Rotating Rectifier - Check
Rotating Rectifier - Inspect/Test
Sea Water Strainer - Clean/Inspect
Standby Generator Set Maintenance Recommendations

Daily

Coolant Level - Check
Electrical Connections - Check
Engine Air Cleaner Service Indicator - Inspect
Engine Oil Level - Check
Fuel System Primary Filter/Water Separator - Drain
Fuel Tank Water and Sediment - Drain
Generator - Inspect
Walk-Around Inspection

Every Week

Automatic Start/Stop - Inspect
Control Panel - Inspect/Test
Generator Bearing Temperature - Test/Record
Hoses and Clamps - Inspect/Replace
Jacket Water Heater - Check

Every 250 Service Hours

Coolant Sample (Level 1) - Obtain
Engine Oil Sample - Obtain

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

Coolant Sample (Level 2) - Obtain

Every 500 Service Hours

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

Every 500 Service Hours or 1 Year

Auxiliary Water Pump (Rubber Impeller) - Inspect/Replace
Battery Electrolyte Level - Check
Cooling System Supplemental Coolant Additive (SCA) - Test/Add
Engine Air Cleaner Element (Single Element) - Inspect/Clean/Replace
Radiator - Clean
Sea Water Strainer - Clean/Inspect

Every 1000 Service Hours

Aftercooler Condensate Drain Valve - Inspect/Clean
Aftercooler Core - Inspect
Belt Tensioner - Check
Speed Sensor - Clean/Inspect
Water Pump - Inspect

Every 1000 Service Hours or 1 Year

Battery Charger - Check

Every 1500 Service Hours

Engine Crankcase Breather - Replace

Every 2000 Service Hours

Coolant Temperature Regulator - Replace
Engine Mounts - Inspect
Heat Exchanger - Inspect
Starting Motor - Inspect
Turbocharger - Inspect

Every 2000 Service Hours or 1 Year

Alternator - Inspect
Coolant Sample (Level 2) - Obtain
Generator Set Vibration - Inspect

Every 3000 Service Hours

Alternator and Fan Belts - Inspect

Every 3000 Service Hours or 3 Years

Engine Protective Devices - Check

Every 4000 Service Hours

Aftercooler Core - Clean/Test

Every 6000 Service Hours or 3 Years

Coolant Extender (ELC) - Add

Overhaul

Overhaul Considerations

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

Cat C7.1 Marine Engine Genset - Maintenance Interval Schedule

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Cat C7.1 Marine Engine Genset - Maintenance Interval Schedule

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