TM 5-5420-202-20-1
DETAILED TROUBLESHOOTING PROCEDURE
VEHICLE OPERATION HULL POWER
(Continued)
Symptom-31.1
FROM STEP 36
40
Check CKTs 533 and 534 for continuity in
harness 12326542.
First Technician (Commander's Station)
Displace front accessory harness 12326538
connector at bulkhead disconnect (page 10-
269).
Connect jumper wire from contact C (CKT 534)
of harness 12326542 to contact L (CKT 533).
Connect red probe of meter to "T" harness
socket B and black probe to socket D.
12326542
Check if meter indicates continuity.
Does meter indicate continuity?
41
Disconnect "T" harness from
harness 12326542 connector (1, 1A,
532, 533, 534).
Replace harness 12326542 (page
10-1).
42
Connect front accessory harness
Replace harness 12326538
12326539 connector (CKT 2) to
(page 10-1).
YES
NO
bulkhead disconnect (page 10-269).
Connect front accessory harness
12326539 connector (CKT 2) to
bulkhead disconnect (page 10-
269).
Disconnect "T" harness from
harness 12326542 connector (1,
1A, 532, 533, 534).
Connect harness 12326542
connector (1, 1A, 532, 533, 534)
to voltage regulator.
Replace commander's floor plate
(page 17-9)
Change 6
4-414.21
