(
.—
TM 5-5420-226-20-1
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
STARTING
(Continued)
Symptom-7
T
n
Check for free fuel flow atengine
fuel return hose
quick disconnect.
\
First
Technician
(Rear
of Crew
Compartment)
l Connect
fuel hose from
fuel water
separator
to
engine.
l Install engine acces covers (page 17-15).
Both
Technicians
(Rear
Grille
Doors)
l Remove
transmission
shroud
(page
9-2).
First
Technician
(Rear
Grille
Doors)
l Separate
main
fuel return
hose quick
disconnect.
l Place a container
under
disconnected
hose to catch
any fuel.
l Using a punch or phillips
screwdriver,
press
in on
female
end of quick
disconnect.
Second
Technician
(Operator’s
Station)
l Operate
primer
pump.
/
Does fuel flow freely from quick disconnect?
\
9
MAIN
FUEL RETURN
~
HOSE
QUICK
i
DISCONNECT
Check for free fuel flow
from quick disconnect
on
hose leading to fuel tank
return selector cock.
1
l See Step
-—
TA106896
4-207
