TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
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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