TM 5-5420-226-20-1
Symptom-9
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
STARTING
o
STEP
18 CONTINUED
(Continued)
Second
Technician
(Commander’s
Station)
l Check if meter indicates
continuity
at one lead at
I
primer
pump.
I
(
IDid meter indicate continuity at one of the two
(CKT 486) leads at the primer pump?
~
)
l Inspect front accessory
harness for bentlbroken
connector contacts or loose
CKT 486 wires at rear of
connectors.
l Repair connectors if
defective (page 10-298).
l If connectors are not
defective, notify support
maintenance of a defective
front accessory harness.
l Install basket-control
panel
starting harness connector
at basket disconnect.
l Connect basket-control
panel
starting harness connectors
to preheat switch.
l Connect bulkhead engine
disconnect harness
connector at engine
disconnect.
oYES
Ek%El
CONTACT
(
#
oNO
)
l Inspect basket-dontrol
panel
starting harness for
bent/broken
connector
contacts or loose CKT 486
wires at rear of connectors.
l Repair connectors if
defective (page 10-298).
l If connectors are not
defective, notify support
maintenance of a defective
basket-control
panel starting
harness.
l Install basket-control
panel
starting harness connector
at basket disconnect.
l Connect basket-control
panel
starting panel harness
connectors to preheat
switch.
l Connect bulkhead engine
disconnect harness
connector to engine
disconnect.
1~
CKT
I
1
‘E4K75E2
CONTACT
TA106921
4-232
