TM-9-2350-261-20-1

CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 1 OF 4

TM-9-2350-261-20-1 - Page 216 of 346

TM 9-2350-261-20-1

BLACKOUT DRIVE LIGHT DOES NOT WORK — Continued

0030 00

5Y

1.

Measure resistance between front main harness circuit 520 plug

(1) and lighting control switch plug (2) pin D (3).

2.

Does multimeter read 0 ohms?

5YN

1.

Install front main harness circuit 19

plug on IR/BO selector switch jack.

2.

Repair front main harness circuit

520 (WP 0312 00).

3.

Verify no faults found.

6Y

1.

Install front main harness circuit 520 plug on IR/BO

selector switch jack.

2.

Install front main harness plug on light control switch jack.

3.

Repair front main harness circuit 19 (WP 0312 00).

4.

Verify no faults found.

0030 00-3/4 blank