TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 311 of 1275
TM 9-2350-311-20-1 TRANSMISSION OIL PRESSURE INDICATOR NEEDLE FAILS TO MOVE OR IS UNSTEADY; ALL OTHER GAGES OPERATE PROPERLY Tools Personnel Required . General mechanic’s tool kit (item 64, Appx H) Two Multimeters (item 36, Appx H) TA-1 probe kit (item 43, Appx H) . . Equipment Conditions (Long test leads may be needed for some tests; Engine access door open (TM 9-2350-31 1-10) 16 AWG wire maybe used as an extension.) Transmission access doors open (TM 9-2350-311-10) Portable instrument panel cover removed (para 8-17’) A 1. Disconnect lead 321 from transmission oil pressure transmitter. 2. Turn MASTER switch ON and check TRANSMISSION OIL PRESSURE gage for a reading. 3. If TRANSMISSION OIL PRESSURE gage shows a maximum reading, place a jumper wire from lead 321 to ground. 4. Check TRANSMISSION OIL PRESSURE gage for reading. 5. Turn MASTER switch OFF. Does TRANSMISSION OIL PRESSURE gage show minimum when grounded and maximum when not grounded? Replace transmission oil pressure transmitter (para 8-1 2). & TRANSMISSION OIL m CONTINUED ON NEXT PAGE 3-211