TM 9-2350-277-20-1
NO POWER TO AC CIRCUITS (M1068A3 ONLY)—Continued
0107 00
T
1. Turn off all power from SICPS system (see your -10 and
TM 11-7010-256-12&P).
2. Remove ten screws (1), lockwashers (2), and lower faceplate (3)
of power enclosure (4). Discard lockwashers.
3. Measure resistance of circuit 17B between reversing contactor
reverse terminal T1 (5) and circuit breaker CB10 terminal 1 (6).
4. Measure resistance of circuit 17A between terminal T1 and
forward terminal T1 (7).
5. Does multimeter read 0 ohms for both readings?
YES
NO
TN
1. Faulty lead 17A and/or lead 17B.
Beyond unit maintenance repair.
2. Notify supervisor.
0107 00-2
