TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM 9-2350-311-20-1 CONTINUED FROM STEP I J 1. Repair or replace both leads 402 of accessory control box wiring harness (para 8-53). 2. Reassemble and install accessory control box (para 8-20). 3. Turn MASTER switch ON, HEAT SELECTOR switch to LOW and check personnel heater for operation. 4. Turn MASTER and HEAT SELECTOR switches OFF. If personnel heater still does not operate, replace personnel heater (para 11-20). CONTINUED FROM STEP D 1. 2. 3. 4. Reconnect accessory control box to heater/ blower wiring harness to accessory control box. Disconnect lead 402A from personnel heater fuel pump. Place red lead of multimeters in lead 402A and black lead to ground. Turn MASTER switch ON, HEAT SELECTOR switch to LOW and check for voltage. 5. Turn MASTER and HEAT SELECTOR switches OFF. Is voltage present? Repair or replace lead 402 of accessory control box-to-heater/blower wiring harness (para 8-52). Replace personnel heater fuel pump (para 11 -23). I NOTE If personnel heater still does not operate, replace personnel heater (para 11-20). END OF TASK 3-291