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 NO POWER TO DC CIRCUITS (M1068 ONLY) — Continued 0086 00 T 1. Remove all external power from SICPS system (see your -10 and TM 11-7010-256-12&P). 2. Remove ten screws (1) and lockwashers (2) and lower the faceplate (3) of power control enclosure (4). Discard lockwashers. 3. R emove 12 screws (5), lockw ashers (6), and cover (7) from front of power control enclosure (4). Discard lockwashers. 4. Set MASTER SWITCH to ON (see your -10). 5. Measure voltage between relay K6 (8) terminal 2 and power control enclosure jack J25 (9) negative terminal. 6. Does multimeter read 22 volts DC or more? TN 1. Go to Power Enclosure A1 DC Input/Output Inoperative (WP 0071 00). 0086 00-2