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 p. TRANSMISSION OIL TEMPERATURE INDICATOR TRANSMISSION OIL TEMP INDICATOR NEEDLE FAILS CIRCUIT — CONTINUED TO MOVE OR IS UNSTEADY; ALL OTHER GAGES OPERATE PROPERLY — CONTINUED CONTINUED FROM STEP H I 1. Reconnect bulkhead-to-headlights/bilge pump wiring harness to driver’s bulkhead. 2. Disconnect engine disconnect bracket-to- bulkhead wiring harness from engine disconnect bracket. 3. Turn MASTER switch ON and check TRANSMISSION OIL TEMP gage for a reading. 4. If TRANSMISSION OIL TEMP gage shows a maximum reading, place a jumper wire from socket L (lead 324) to ground. 5. Check gage for reading. 6. Turn MASTER switch OFF. Does TRANSMISSION OIL TEMP gage show minimum when grounded, and maximum when not grounded? Repair or replace lead of powerplant wiring harness (para 8-43, M109A2/ M109A3; 8-44, M109A4/M109A5). END OF TASK 3-208