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 287 of 346

TM 9-2350-261-20-1

MASTER SWITCH ON INDICATOR DOES NOT LIGHT — Continued

0046 00

2Y

1.

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

2.

Remove instrument panel for access (WP 0238 00).

3.

Remove circuit 10 plug (1) and cable assembly circuit 27 plug (2)

from instrument panel circuit breaker jacks (3) and (4).

4.

Measure resistance between circuit breaker jacks (3) and (4).

5.

Does multimeter read 0 ohms?

2YN

1.

Replace instrument panel circuit

breaker (WP 0239 00).

2.

Verify no faults found.

3Y

1.

Remove circuit 459 (1) master switch on indicator jack (2).

2.

Measure resistance between harness circuit 27 plug (3)

and circuit 459 (1).

3.

Does multimeter read 0 ohms?

3YN

1.

Replace instrument panel cable

assembly (WP 0314 00).

2.

Verify no faults found.

4Y

1.

Replace indicator light assembly (WP 0240 00).

2.

Verify no faults found.

004600-2