TM-9-2350-277-34 Direct and General Maintenance Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-34 NO DC OUTPUT FROM DC POWER SUPPLY (M1068A3 ONLY)—Continued 0009 00 br5Y 1. Measure resistance between power supply PS2 (+) OUTPUT terminal (1) and pin A2 (2) of relay K6 (3). 2. Does multimeter read 0 ohms? YES NO br5YN 1. Replace lead 31C (WP 0090 00) and (WP 0093 00). 2. Verify no faults found. br6Y 1. Remove cable W4 plug P1 (1) from Power Control Enclosure jack J25 (2). 2. Measure resistance between power supply PS2 (-) OUTPUT terminal (3) and jack J25 (2) outer sleeve. 3. Does multimeter read 0 ohms? YES NO br6YN 1. Replace lead 32E (WP 0090 00) and (WP 0092 00). 2. Install cable W4 plug P1 (1) on Power Control Enclosure jack J25 (2). 3. Verify no faults found. 0009 00-6