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 232 of 346

TM 9-2350-261-20-1

SERVICE AND/OR BLACKOUT STOPLIGHTS MALFUNCTION — Continued

0033 00

BY

1.

Remove rear harness circuit 22 plug (1) from jack (2) on

malfunctioning left taillight, or circuit 23 plug from jack

on malfunctioning right taillight.

2.

Turn main light switch lever on lighting control switch to

STOPLIGHT or to BO MARKER.

3.

Measure voltage between circuit 22 (left) plug (1) or

circuit 23 (right) plug and ground with both steering levers

locked in parking brake position.

4.

Does multimeter read less than 17 volts?

BYN

1.

Install rear main harness jack

on taillight.

2.

Replace service stop or BO stoplight

bulb (WP 0256 00).

3.

Verify no faults found.

B2Y

1.

Remove rear main harness circuit 22 plug (left) (1) or circuit

23 plug (right) (2) from front main wiring harness circuit

22 jack (3) or circuit 23 jack (4).

2.

Measure voltage between rear main harness circuit 22 jack

(2)orcircuit23jack(3)andground.

3.

Does multimeter read less than 17 volts?

B2YN

1.

Repair rear main harness circuit 22

or circuit 23 (WP 0312 00).

2.

Verify no faults found.

003300-3