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 254 of 346

TM 9-2350-261-20-1

INSTRUMENT PANEL ILLUMINATION LIGHTS MALFUNCTION — Continued

0038 00

3Y

1.

Turn MASTER SWITCH to OFF (see your -10).

2.

Install instrument panel light bulbs.

3.

Install instrument panel illumination light cover,

lenses, and gaskets.

4.

Remove instrument panel for access (WP 0238 00).

5.

Remove front main harness plug (1) from lighting

control switch jack (2).

6.

Remove front main harness circuit 40 plug (3) from

either illumination light jack (4).

7.

Measure resistance between front main harness lighting

control switch plug (1), pin B (5), and illumination

light plug circuit 40 (3).

8.

Does multimeter read 0 ohms?

3YN

1.

Repair front main harness circuit

40 (WP 0312 00).

2.

Verify no faults found.

4Y

1.

Replace main light switch (WP 024200)

.

2.

Verify no faults found.

003800-3