TM 9-2350-247-20-1
TRANS OIL HI DIFF PRESS INDICATOR MALFUNCTIONS (M548A3)—Continued
0059 00
2Y
1. Turn MASTER SWITCH ON.
2. Measure voltage between TRANS OIL HI DIFF PRESS indicator
assembly center contact and ground.
3. Does multimeter read 17 volts or more?
YES
NO
GO TO CY (PAGE 0059 00-6)
3Y
1. Turn MASTER SWITCH OFF.
2. Install TRANS OIL HI DIFF PRESS indicator bulb, gasket, and
lens.
3. Remove harness 12313482 plug (1) from differential pressure
switch (2).
4. Install jumper wire between harness 12313482 plug (1) circuit
323 pin B (3) and ground.
5. Turn MASTER SWITCH ON.
6. Is TRANS OIL HI DIFF PRESS indicator off?
YES
NO
3YN
1. Turn MASTER SWITCH OFF.
2. Replace differential pressure switch
(WP 0324 00).
3. Verify no faults found.
0059 00-2
