TM 9-2350-247-20-1
TRANS OIL HI DIFF PRESS INDICATOR MALFUNCTIONS (M548A3)—Continued
0059 00
CY
1. Turn MASTER SWITCH OFF.
2. Remove harness 12313483 circuit 323/10C plug (1) from TRANS
OIL HI DIFF PRESS indicator jack (2) behind instrument panel.
3. Remove harness 12313483 circuit 10 plug (3) from circuit
breaker jack (4) under driver’s seat.
4. Measure resistance between harness 12313483 plug (1) circuit
10C pin (5) at instrument panel and circuit 10 plug (3) at circuit
breaker under driver’s seat.
5. Does multimeter read 0 ohms?
YES
NO
CYN
1. Faulty harness 12313483 circuit
10C/10.
2. Notify your supervisor.
2CY
1. Turn MASTER SWITCH ON.
2. Measure voltage between circuit breaker (1) jack (2) and ground.
3. Does multimeter read 17 volts or more?
YES
NO
2CYN
1. Turn MASTER SWITCH OFF.
2. Install harness 12313483 circuit 323/
10C plug on TRANS OIL HI DIFF
PRESS indicator jack.
3. Replace circuit breaker
(WP 0267 00).
4. Verify no faults found.
0059 00-6
3CY
1. Turn MASTER SWITCH OFF.
2. Install harness 12313483 circuit 10 plug on circuit breaker under
driver’s seat.
3. Replace TRANS OIL HI DIFF PRESS indicator assembly
(WP 0264 00).
4. Verify no faults found.
