TM-9-2350-277-20-1

CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 1 OF 6

TM-9-2350-277-20-1 - Page 175 of 855

TM 9-2350-277-20-1

WAIT INDICATOR LIGHT DOESN’T LIGHT—Continued

0019 00

6Y

1.

Check between WAIT indicator’s (1) negative terminal and upper

instrument panel support (2) for continuity.

2.

Does multimeter read 0 ohm?

YES

NO

6YN

1.

Tighten screw securing instrument

panel to support.

2.

Verify no faults found

7Y

1.

Remove front main wiring harness 12349881–2 plug (1) from

engine compartment bulkhead (2).

2.

Check continuity from plug pin K (3) to WAIT indicator (4)

positive terminal.

3.

Does multimeter read 0 ohm?

YES

NO

7YN

1.

Faulty front main wiring harness

12349881–2. Beyond unit

maintenance repair.

2.

Notify supervisor.

0019 00-4