TM 5-5420-226-20-1
Symptom-31
DETAILED
TROUBLESHOOTING
PROCEDURE
T
VEHICLE
OPERATION
- HULL POWER
(Continued)
~ Check CKT 478 from connector at voltage regulator to
connector at engine disconnect for continuity.
Second Technician
(Left Top Deck Grille Doors)
l Move jumper wire at bulkhead engine disconnect
harness connector
from contact C to contact L (CKT
478),
First Technician
(Commanders
Station)
l Connect red probe of meter to contact C (CKT 478) of
front accessory harness connector and black probe to
ground.
l Check if meter indicates continuity.
Does meter indicate continuity?
rCheck front accessory
harness
(CKT 478) from connector
at
I
voltage regulator
to connector
at
I
bulkh~ad
disconnect
for
continuity.
See Step @
.
I
I
JUMPER
WIRE
HICLE
UND
ENGINE
DISCONNECTS
~
,-
,!
.
-.$
o-f
..
.
.-
,.
-,
.-
\a.,
---
T
o-
+
0
TO VEHICLE
GROUND
(CKT 478)
CONTACT
C
(CKT 478)
w
TA107 088
4-399.