TM 5-5420-226-20-1
Symptom-3
1
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- HULL
POWER
(Continued)
FROM
STEP
o
11
I
I
Check front
accessory
harness
(CKT 478) from
connector
at voltage
regulator
to connector
at
bulkhead
disconnect
for continuity.
Second Technician
(Left Top Deck Grille Doors)
l
First
l
l
l
Connect bulkhead engine disconnect harness connector
to engine disconnect.
Technician
(Commander’s
Station)
Displace front accessory harness connector (CKT 478)
at bulkhead disconnect
(page 10-269).
Connect red probe of meter to contact L (CKT 478) of
front accessory harness connector
at bulkhead
disconnect.
Connect black probe of meter to contact C (CKT 478) of
front accessory harness connector at voltage regulator.
F
,-
.s
.
0.{
,.
.
,-
,.
n.
*-
\
D
.
*m,
---
0
0
0
OA OJ
Bo
OK %
OL
ON
co
%
OF
00 o~
o
0
CONTACT
L
(CKT 478)
TA107O97
4-408
