TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM 9-2350-311 -20-1 3-3 TROUBLESHOOTING CHART — CONTINUED ab. BILGE PUMP CIRCUIT — CONTINUED CONTINUED FROM STEP E I I F 1. Reconnect lead 452B to bilge pump circuit breaker output. 2. Disconnect lead 452A from bilge pump circuit breaker input. 3. Place red lead of multimeter in lead 452A and black lead to ground. 4. Turn MASTER switch ON and check for voltage. 5. Turn MASTER switch OFF. Is voltage present? I Repair or replace lead 452A of engine lead assembly (para 8-81, M109A2/ M109A3; 8-82, M109A4/M109A5). 1 Replace circuit breaker (para 8-20). BILGE PUMP FAILS TO OPERATE — CONTINUED disconnect bracket-to-driver's bulkhead 3-308