Doosan 10/215HA, Operation & Maintenance Manual

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32 ENGINE INSTRUCTION MANUAL
9/235HA, 10/215HA
ENGINE TROUBLESHOOTING
This item contains a simple troubleshooting. When a failure takes place on your engine, diagnose the cause referring this troubleshooting. Should
the cause of failure not be detected or you are unable to manage the failure, consult your machine supply source or nearest company engine service
outlet.
Engine does not start.
Battery discharged.
Starter does not turn.
Bad cable connections.
Starter or starter switch failure.
Safety relay failure.
Engine stop solenoid
malfunction.
No fuel in the fuel tank.
No fuel injection.
Clogged fuel filter element.
Air in the fuel system.
Starter turns but engine does not
fire. Control rack is stuck at no fuel
position.
Incorrect preheating operation.
Glow plug malfunction.
Fuel is injected but engine does
not fire.
Incorrect injection timing.
Low cylinder compression
pressure.
Engine stop solenoid not fully
returned.
Engine fires but stalls
immediately.
Air in the fuel system.
Incorrect low idle speed adjustment.