.
. .
TM 5-5420-226-20-1
.—
-..—
(
(
Symptom-2
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
STARTING
-’
(Continued)
Check
main fuel return line from fuel injector
pump
to back of engine
for leaks.
First
Technician
(Top
Deck)
l Inspect main fuel return line between fuel injector
pump
and
rear
shroud
for leaks.
Second
Technician
(Operator’s
Station)
l After leak check is complete,
set MASTER
BATTERY
switch
OFF.
I
Is main fuel return line leaking?
I
r Replace
main fuel return
line
between
fuel injector
pump and
rear shroud
on engine
(page 7-29).
l Install engine cooling
fans
(page 9-57).
‘ l Replace
main fuel return line
from engine
shroud
to hose
of quick disconnect
(page 7-
52).
.
Install engine
cooling
fans
(page 9-57).
MAIN
FUEL
9
RETURN
LINE
-
‘t
I
i
m---
VIEW FROM
LEFT SIDE OF VEHICLE
TA106828
4-139
.
