.,
TM 5-5420-226-20-1
Symptom-1
1
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
RUNNING
T
(Continued)
Check if electric fuel pumps work.
Second Technician
(Operators
Station)
l Set MASTER BATTERY switch ON.
,
l Set FUEL PUMPS switch ON.
.
Listen for sound of right electric fuel pump running.
First Technician
(Rear Grille Doors)
l Open rgar grille doors.
l Listen for sound of left electric fuel pump running.
Do electric fuel pumps work?
I
q
-=-y
{~:~
<;
-
@--
fi
----:,
0
.
yo
.
.
,.
.,.. . ..
RIGHT
FUEL TANK ELECTRICAL
FUEL PUMP ACCESS
COVER
LEFT FUEL TANK ELECTRICAL
FUEL PUMP
See Symptom 5: ONE
ELECTRIC FUEL PUMP WILL
NOT WORK, or Symptom 6:
BOTH ELECTRIC FUEL PUMPS
WILL NOT WORK.
r
\
TA106951
4-262
.
.,