Maintenance Interval Schedule
When Required
Battery - RecycleBattery - Replace
Battery or Battery Cable - Disconnect
Circuit Breakers - Reset
Coolant Extender (ELC) - Add
Fuel System - Prime
Generator - Dry
Generator Bearing Temperature - Test/Record
Generator Load - Check
Generator Set - Test
Every Week
Automatic Start/Stop - InspectBattery Charger - Check
Battery Electrolyte Level - Check
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
Generator Lead (Flat Braided Cable) - Check
Jacket Water Heater - Check
Power Factor - Check
Standby Generator Set Maintenance Recommendations
Voltage and Frequency - Check
Walk-Around Inspection
Every 6 Months
Coolant Sample (Level 1) - ObtainGenerator Lead (Round Cable) - Check
Every Year
Alternator - InspectBelts - Inspect/Adjust/Replace
Coolant Sample (Level 2) - Obtain
Cooling System Supplemental Coolant Additive (SCA) - Test/Add
Crankshaft Vibration Damper - Inspect
Engine - Clean
Engine Air Cleaner Element (Dual Element) - Inspect/Clean/Replace
Engine Crankcase Breather - Clean
Engine Mounts - Inspect
Engine Oil Sample - Obtain
Engine Oil and Filter - Change
Engine Performance - Test
Engine Protective Devices - Check
Engine Speed/Timing Sensor - Clean/Inspect
Engine Valve Lash - Check
Engine Valve Rotators - Inspect
Fuel System Primary Filter (Water Separator) Element - Replace
Fuel System Secondary Filter - Replace
Generator Set Vibration - Inspect
Grounding Stud - Inspect/Clean/Tighten
Hoses and Clamps - Inspect/Replace
Radiator - Clean
Rotating Rectifier - Inspect/Test
Starting Motor - Inspect
Water Pump - Inspect
Every 3 Years
Coolant (DEAC) - ChangeCoolant Temperature Regulator - Replace
Ether Starting Aid Cylinder - Replace
Turbocharger - Inspect
Every 6 Years
Coolant (ELC) - ChangeEvery 600 000 L (158 500 US gal) of Fuel
Overhaul (Top End)Every 1 200 000 L (317 000 US gal) of Fuel
Overhaul (Major)Overhaul
Overhaul ConsiderationsCommissioning
Generator Set Alignment - CheckCaterpillar Information System:
C7.1 Commercial Marine Engine Coolant Temperature Is High
UPS 250 and UPS 300 Uninterruptible Power Supplies Air Filter Element - Clean/Replace
UPS 250 and UPS 300 Uninterruptible Power Supplies User Interface
UPS 250 and UPS 300 Uninterruptible Power Supplies Modes Of Operation
UPS 250 and UPS 300 Uninterruptible Power Supplies Starting and Stopping
UPS 250 and UPS 300 Uninterruptible Power Supplies Electrical Connections
UPS 250 and UPS 300 Uninterruptible Power Supplies Site Preparation
UPS 250 and UPS 300 Uninterruptible Power Supplies Receiving and Handling
UPS 250 and UPS 300 Uninterruptible Power Supplies Symbols
UPS 250 and UPS 300 Uninterruptible Power Supplies Acronyms
C7.1 Commercial Marine Engine Coolant Level Is Low
UPS 250 and UPS 300 Uninterruptible Power Supplies Serial Number Plate
UPS 250 and UPS 300 Uninterruptible Power Supplies Battery - Replace
UPS 250 and UPS 300 Uninterruptible Power Supplies Bearing (Earlier) - Replace
UPS 250 and UPS 300 Uninterruptible Power Supplies Bearing (3.5 EVD or Greater) - Replace
UPS 250 and UPS 300 Uninterruptible Power Supplies DC Bus Capacitor - Replace
UPS 250 and UPS 300 Uninterruptible Power Supplies Flywheel - Clean
UPS 250 and UPS 300 Uninterruptible Power Supplies Oil - Change
UPS 250 and UPS 300 Uninterruptible Power Supplies Oil Level - Check
UPS 250 and UPS 300 Uninterruptible Power Supplies Sight Gauge - Clean
UPS 250 and UPS 300 Uninterruptible Power Supplies Troubleshooting
UPS 250 and UPS 300 Uninterruptible Power Supplies Telemetry Parameters
UPS 250 and UPS 300 Uninterruptible Power Supplies Status Messages
UPS 250 and UPS 300 Uninterruptible Power Supplies Maintenance Interval Schedule