TM 9-2350-277-20-1
INFRARED HEADLIGHT(S) DON’T WORK—Continued
0032 00
AY
1. Remove circuit 514 (high beam) plug (1) or 515 (low beam) plug
(2) from failing IR service headlight (3).
2. Measure voltage between harness 12349881 circuit 514 plug (1)
or 515 plug (2) and ground.
3. Does multimeter read less than 17 volts?
YES
NO
AYN
1. Replace IR service headlight bulb
(WP 0303 00) or (WP 0304 00).
2. Verify no faults found.
A2Y
1. Is failing IR headlight located on right side of carrier?
YES
NO
A2YN
1. Repair circuit 514 or 515 between
left IR head light and dimmer switch
(WP 0382 00).
2. Verify no faults found.
A3Y
1. Remove harness 8763491 plug (1) from harness 12349881 jack
(2) at bulk head.
2. Measure voltage between harness 12349881 jack (2) pin F (low
beam) (3) or pin E (high beam) (4) and ground.
3. Does multimeter read less than 17 volts?
YES
NO
A3YN
1. Faulty harness 8763491. Beyond
unit maintenance repair.
2. Notify supervisor.
0032 00-5
