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Page Title:
ENGINE CRANKS BUT DOES NOT START OR ENGINE STALLS AFTER STARTING (CONT) |
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 TM 9-2320-366-20-1
b1. ENGINE CRANKS BUT DOES NOT START OR ENGINE STALLS AFTER STARTING (CONT)
KNOWN INFO
TEST OPTIONS
4.
Visual inspection
Malfunction in fuel system.
Engine cranking speed OK.
REASON FOR QUESTION
Does fuel flow from
Fuel return hose OK.
This question eliminates
fuel/water separator?
POSSIBLE PROBLEMS
possible problems and
determines where
Faulty fuel transfer hose.
troubleshooting continues.
Faulty fuel transfer pump.
Faulty fuel tubes.
Faulty fuel filter.
Faulty fuel pressure
NO
regulating valve.
Faulty orifice tube assembly.
Faulty fuel supply hose.
Faulty fuel tank.
Faulty fuel/water separator.
Go to step 12
YES
Faulty cylinder head.
of this fault.
KNOWN INFO
TEST OPTIONS
5.
Visual inspection
Malfunction in fuel system.
REASON FOR QUESTION
Engine cranking speed OK.
Fuel return hose OK.
Does fuel flow from
If fuel does not flow from fuel
Fuel supply hose OK.
fuel transfer hose?
transfer hose, fuel transfer hose
Fuel tank OK.
is faulty.
Fuel/water separator OK.
POSSIBLE PROBLEMS
Faulty fuel transfer hose.
NO
Faulty fuel transfer pump.
Faulty fuel tubes.
Faulty fuel filter.
Faulty fuel pressure
regulating valve.
Faulty orifice tube assembly.
Replace fuel transfer
Faulty cylinder head.
YES
hose (para 4-9).
Change 1
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