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 DOME LIGHTS MALFUNCTION (M577A2 ONLY) — Continued 0042 00 2Y 1. Remove circuit 38E (1) and 38A (2) plugs from rear dome light switch jacks (3) and (4). 2. Install a jumper wire between circuit 38E and 38A plugs (1) and (2). 3. Operate front dome light switch. 4. Do blackout dome lights malfunction? 2YN GO TO DY (PAGE 0042 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? 3YN 1. Turn MASTER SWITCH to OFF (see your -10). 2. Repair rear main harness circuit 38E (WP 0312 00). 3. Verify no faults found. 0042 00-2