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TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download

Page 121 of 1275

TM 9-2350-311-20-1 CONTINUED FROM STEP F 1. 2. 3. Reconnect lead 459 to bulkhead-to-portable instrument panel wiring harness connector. Disconnect portable instrument panel wiring harness from instrument panel disconnect. Place a jumper wire from socket P (lead 459 B/400) to pin P (lead 459 B). 4. Place red lead of multimeter on pin C (lead 459) and black lead to ground. 5. Turn MASTER switch ON, and check for voltage. 6. Turn MASTER switch OFF. Is voltage present? Repair or replace lead 459 of portable instrument panel wiring harness (para 8-57). I Repair or replace lead 459 of bulkhead-to-portable instrument panel wiring harness (para 8-49). 3-21