C15 Generator Set Caterpillar

Ensure that all safety information, warnings, and instructions are read and understood before any operation or any maintenance procedures are performed.

An authorized operator may perform the maintenance items with daily intervals. An authorized operator may perform the maintenance items with intervals of every week. The maintenance that is recommended for all other maintenance intervals must be performed by an authorized service technician or by your Cat dealer.

The user is responsible for the performance of all maintenance which includes the following items: performing all adjustments , using proper lubricants, fluids, and filters and replacing old components with new 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.

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

Choose the interval that occurs first in order to determine the correct maintenance interval: fuel consumption , service hours and calendar time . Products that operate in severe operating conditions may require more frequent maintenance.

All of the following will affect the oil change interval: operating conditions , fuel type , oil type and size of the oil sump . Scheduled oil sampling analyzes used oil in order to determine if the oil change interval is suitable for your specific engine.

Refer to this Operation and Maintenance Manual , "Engine Oil and Filter - Change" in order to determine the oil change interval that is suitable for your specific engine.

To determine the maintenance intervals for the overhauls, refer to this Operation and Maintenance Manual , "Maintenance Recommendations" .

Unless other instructions are provided, perform maintenance and perform repairs under the following conditions:

The starting system is disabled.

The engine is stopped.

The generator does not pose an electrical shock hazard.

The generator is disconnected from the load.

When Required

Battery - Recycle
Battery - Replace
Battery Charger - Check
Battery or Battery Cable - Disconnect
Enclosure - Inspect
Engine - Clean
Engine Air Cleaner Element (Dual Element) - Inspect/Clean/Replace
Fan Drive Bearing - Lubricate
Fuel System - Prime
Generator - Dry
Generator Set - Test
Generator Set Alignment - Check
Stator Winding Temperature - Test

Daily

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

Every Week

Automatic Start/Stop - Inspect
Battery Charger - Check
Battery Electrolyte Level - Check
Electrical Connections - Check
Generator - Inspect
Generator Bearing Temperature - Test/Record
Voltage and Frequency - Check

Initial 250 Service Hours

Engine Valve Lash - Check
Fuel Injector - Inspect/Adjust

Every 250 Service Hours

Coolant Sample (Level 1) - Obtain

Every 250 Service Hours or 6 Months

Battery Electrolyte Level - Check
Engine Oil Sample - Obtain
Hoses and Clamps - Inspect/Replace

Every 500 Service Hours or 1 Year

Belts - Inspect/Adjust/Replace
Cooling System Supplemental Coolant Additive (SCA) - Test/Add
Engine Oil and Filter - Change
Fuel System Primary Filter (Water Separator) Element - Replace
Fuel System Secondary Filter - Replace

Every 6 Months

Cooling System Supplemental Coolant Additive (SCA) - Test/Add

Every 2000 Service Hours

Fumes Disposal Filter Element - Replace

Every 2000 Service Hours or 6 Months

Generator Set Vibration - Test/Record

Every 2000 Service Hours or 1 Year

Coolant Sample (Level 2) - Obtain
Radiator - Clean
Stator Lead - Check

PM Level 2 - Every 83 250 L (22 000 US gal) of Fuel or 2000 Service Hours or 1 Year

Engine Valve Lash - Check

Every Year

Alternator - Inspect
Engine Oil Sample - Obtain
Fuel Injector - Inspect/Adjust
Generator Bearing - Inspect
Rotating Rectifier - Check
Starting Motor - Inspect

Every 3000 Service Hours or 3 Years

Alternator - Inspect
Coolant (DEAC) - Change
Engine Mounts - Inspect
Starting Motor - Inspect

Every 4500 Service Hours

Generator Bearing - Lubricate

Every 6000 Service Hours or 3 Years

Coolant (ELC) - Change
Coolant Extender (ELC) - Add

Every 6000 Service Hours or 6 Years

Coolant Temperature Regulator - Replace