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 IN BLACKOUT MODE, FLUORESCENT LIGHTS OPERATE INCORRECTLY (M1068 ONLY) — Continued 0081 00 T 1. Disconnect cable W28 plug P2 (1) from light lead (2). 2. Ensure ramp door is open or down. Turn MASTER SWITCH to ON (see your -10 and TM 11-7010-256-12&P). 3. Turn on dome lights from either the front dome light switch (on master switch panel) or at the rear dome light switch near the ramp. To do this, the blackout-bypass switch must be OFF, the ramp up, and the rear door closed. 4. Measure voltage between plug P2 (1) and ground. Use multimeter. 5. Does multimeter read 22 volts DC or more? TN GO TO BY (PAGE 0081 00-3) Y 1. Turn MASTER SWITCH to OFF (see your -10). 2. Have light bulbs been replaced? YN 1. Replace light bulbs (WP 0276 00). 2. Verify no faults found. 2Y 1. Repair light assembly (WP 0276 00). 2. Verify no faults found. 0081 00-2