3406E and 3456 Industrial Engines Caterpillar

Note: Ensure that the Safety Information, warnings, and instructions are read and understood before operation or maintenance procedures are performed.

Before each consecutive interval is performed, all of the maintenance requirements from the previous interval must also be performed.

Note: Some maintenance items are for optional equipment.

When Required

Battery - Replace
Battery or Battery Cable - Disconnect
Engine Oil Level Gauge - Calibrate
Fuel System - Prime
Severe Service Application - Check

Daily

Air Starting Motor Lubricator Oil Level - Check
Air Tank Moisture and Sediment - Drain
Cooling System Coolant Level - Check
Driven Equipment - Check
Engine Air Cleaner Service Indicator - Inspect
Engine Air Precleaner - Check/Clean
Engine Oil Level - Check
Fuel System Primary Filter/Water Separator - Drain
Power Take-Off Clutch - Check/Adjust/Lubricate
Walk-Around Inspection

Every 250 Service Hours

Fuel Tank Breather - Replace

Every 9500 L (2500 US gal) of Fuel or 250 Service Hours or 1 Month

Fuel System Secondary Filter - Replace

Every 9500 L (2500 US gal) of Fuel or 250 Service Hours or Yearly

Engine Air Cleaner Element (Single Element) - Replace
Magnetic Pickups - Clean/Inspect

Every 19 000 L (5000 US gal) of Fuel or 500 Service Hours or 3 Months

Fuel System Primary Filter - Clean/Replace

Every 114 000 L (30 000 US gal) of Fuel or 3000 Service Hours or 2 Years

Engine Protective Devices - Check

Every 228 000 L (60 000 US gal) of Fuel or 6000 Service Hours or 6 Years

Cooling System Coolant (ELC) - Change

Overhaul

Overhaul Considerations

First 9500 L (2500 US gal) of Fuel or 250 Service Hours

Engine Valve Lash - Inspect/Adjust

Every 114 000 L (30 000 US gal) of Fuel or 3000 Service Hours or 2 Years

Cooling System Coolant Extender (ELC) - Add
Cooling System Water Temperature Regulator - Replace
Crankshaft Vibration Damper - Inspect
Engine Mounts - Inspect
Engine Speed/Timing Sensors - Check/Clean/Calibrate
Engine Speed/Timing Sensors - Check/Clean/Calibrate
Engine Valve Lash - Inspect/Adjust
Engine Valve Rotators - Inspect
Turbocharger - Inspect

Every 9500 L (2500 US gal) of Fuel or 250 Service Hours or Yearly

Alternator and Fan Belts - Inspect/Adjust/Replace
Battery Electrolyte Level - Check
Cooling System Supplemental Coolant Additive (SCA) - Test/Add
Cylinder Head Grounding Stud - Inspect/Clean/Tighten
Engine Crankcase Breather - Clean
Engine Oil Sample - Obtain
Engine Oil and Filter - Change
Fan Drive Bearing - Lubricate
Fuel Tank Water and Sediment - Drain
Hoses and Clamps - Inspect/Replace
Radiator - Clean

Every 190 000 L (50 000 US gal) of Fuel or 5000 Service Hours

Air Compressor - Inspect
Alternator - Inspect
Cooling System Coolant (DEAC) - Change
Starting Motor - Inspect
Water Pump - Inspect