TM 5-5420-202-20-1
DETAILED TROUBLESHOOTING PROCEDURE
VEHICLE OPERATION HULL POWER
(Continued)
Symptom-31.1
FROM STEP 44
48
Check CKT 1 for continuity in harness 12326542.
First Technician (Commander's Station)
Displace front accessory harness connector
(12326538) at bulkhead disconnect (page 10-
269).
Connect jumper wire from contact J (CKT 1) of
harness 12326542 to ground.
Connect red probe of meter to "T" harness
socket E and black probe to ground.
12326542
Check if meter indicates continuity.
Does meter indicate continuity?
49
Disconnect "T" harness from
harness 12326542 connector (1, 1A,
532, 533, 534).
Replace harness 12326542 (page
10-1).
Connect front accessory harness
50
Replace harness 12326538
12326539 connector (CKT 2) to
(page 10-1).
bulkhead disconnect (page 10-269).
YES
NO
Connect front accessory harness
Connect bulkhead engine
12326539 connector (CKT 2) to
disconnect harness 12326538
bulkhead disconnect (page 10-
connector to engine disconnect.
269).
Close left top deck grille doors.
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).
4-414.24
Change 6
