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 253 of 855

TM 9-2350-277-20-1

DOME LIGHT MALFUNCTION (M577A3 ONLY)—Continued

0040 00

2Y

1.

Remove circuit 38E (1) and 38A (2) plugs form rear dome light

switch jacks (3)(4).

2.

Install a jumper wire between circuit 38E (1) and 38A (2) plugs.

3.

Operate front dome light switch.

4.

Do blackout dome lights malfunction?

YES

NO

GO TO

DY

(PAGE 0040 00-5)

3Y

1.

Remove jumper from circuit 38E and 38A plugs.

2.

Measure voltage at circuit 38E plug.

3.

Does multimeter read 17 volts or more?

YES

NO

3YN

1.

Turn MASTER SWITCH to OFF.

2.

Repair rear main harness circuit 38E

(WP 0382 00).

3.

Verify no faults found.

0040 00-2