TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM 9-2350-311-20-1 2-17 STARTING INSTRUCTIONS a. b. c. d. e. f. Ensure MASTER switches are OFF on both vehicles after vehicles are fully charged. For M109A2/M109A3 vehicles only, place MASTER switch to SLAVE position on dead vehicle. Leave switch OFF for M109A4/M109A5. Place MASTER switch to ON in live vehicle and run engine at 1000 to 1200 rpm. Allow batteries in dead vehicle to charge for 5 minutes before trying to start vehicle. Idle engine of live vehicle and turn MASTER switch OFF. Start up dead vehicle (TM 9-2350-311-10). After engine is running smoothly, turn MASTER switch OFF. 2-49 WARNING