TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 131 of 1275
TM 9-2350-311-20-1 CONTINUED FROM STEP B 1. Disconnect lead 82 of engine bracket-to- driver’s bulkhead lead assembly from engine disconnect bracket. 2. Place red lead of multimeter in lead 82 and black lead to ground. 3. Turn MASTER switch ON, and check for voltage. 4. Turn MASTER switch OFF. Is voltage present? Go to step E. I D 1. Reconnect lead 82 to engine disconnect bracket. 2. Disconnect lead 82 from master relay. 3. Place red lead of multimeter in master relay and black lead to ground. 4. Turn MASTER switch ON, and check for voltage. 5. Turn MASTER switch OFF. Is voltage present? Repair or replace lead 82 of engine bracket-to-driver’s bulkhead lead assembly (para 8-81). Troubleshoot master relay circuit. 3-31