General Engine Troubleshooting - WACKER Group LTC 4 Repair Manual

LTC Repair

6.11 General Engine Troubleshooting

Possible Cause
Dirty primary/secondary air cleaner
Overfueling
Overloading
Worn rings/liners
Worn seals
Worn valve products
Leaking head gasket
Cracked head or liners
Faulty injector
Incorrect starting procedure
Incorrect fuel injection timing
Low quality fuel
Worn or broken rings/liners
Worn valve guides
Malfunctioning fuel nozzle/injectors
Worn piston pin bushings
Worn rod/main bearings
Too much valve lash
Dirty fuel filter
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Caterpillar Engine Troubleshooting
Symptom
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