TM 5-5420-226-20-1
Symptom-7
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
STARTING
FROM
STEP
(Continued)
o38
i
~
Check for free fuel flow from quick disconnect on
hose leading to fuel tank return selector cock
I
Fuel tanks must be full to perform
I
First
Technician
(Rear
Grille
Doors)
l Holding
line as low as possible
- push
in on main
fuel line quick
disconnect
with
a punch
or phillips
screwdriver.
9
Does fuel flOw freely from quick disconnect?
%-l-T-
(
MAIN
FUEL RETURN
LINE QUICK
DISCONNECT
Fl17NG
)
Replace main fuel line quick
disconnect fitting.
TA1069O1
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