TP-5594 5/954-2 Troubleshooting
Engine (Continued)
Engine knocks Faulty injector See authorized service dealer/distributor
Improper type of fuel Use proper type of fuel; consult fuel
supplier
Incorrect fuel injection timing See authorized service dealer/distributor
Improper cylinder top clearance See authorized service dealer/distributor
Defective piston or piston ring See authorized service dealer/distributor
Defective crankshaft bearing or See authorized service dealer/distributor
piston pin bearing
Improper valve clearance See authorized service dealer/distributor
Air in injectors Bleed air in fuel system
Engine runs Vent in fuel tank cap obstructed Clean cap in solvent, blow dry
irregularly or
stalls frequently Clogged fuel filter Replace fuel filter element
Water, dirt, or air in fuel system Drain, flush, fill, and bleed air in
fuel system
Dirty or faulty injectors See authorized service dealer/distributor
Faulty governor linkage See authorized service dealer/distributor
Defective fuel feed pump Replace fuel feed pump
Improper valve clearance See authorized service dealer/distributor
Improper compression See authorized service dealer/distributor
Stops suddenly Out of fuel Replenish fuel supply
Air intake restriction Service air cleaner
Fuse blown in controller Replace fuse. If fuse blows again,
See authorized service dealer/distributor
High water temperature (HWT) Check engine coolant level, loose fan
shutdown* belt, radiator obstructions, etc.
Low oil pressure (LOP) shutdown* Check engine lube oil level
Defective fuel pump See authorized service dealer/distributor
Clogged fuel filter Replace filter
Lack of engine Engine overloaded Reduce load
power
Air intake restriction Service air cleaner
* See Section 2 Fault Shutdowns
Problem Possible Cause Corrective Action
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