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TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download

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TM 9-2350-261-20-1 INFRARED HEADLIGHT(S) DOES NOT OPERATE — Continued 0032 00 5Y 1. Install dimmer switch and front main wiring harness plug on dimmer switch. 2. Install front main wiring harness circuit 514/515 plug on IR/BO selector switch jack. 3. Remove front main harness plug (1) from lighting control switch jack (2). 4. Measure resistance between front main wiring harness lighting control switch plug (1) pin D (3) and IR/BO selector circuit 520 plug (4). 5. Does multimeter read 0 ohms? 5YN 1. Repair front main wiring harness circuit 520 (WP 0312 00). 2. Verify no faults found. 6Y 1. Install circuit 520 plug on IR/BO selector switch. 2. Replace lighting control switch (WP 0242 00). 3. Verify no faults found. 0032 00-4