TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
Page 292 of 870
TM 9-2350-247-20-1 COOLANT TEMPERATURE GAUGE MALFUNCTIONS—Continued 0053 00 Y 1. Turn MASTER SWITCH OFF. 2. Install jumper wire between engine wiring harness circuit 33 plug (1) and ground. 3. Observe TEMP gauge needle. 4. Turn MASTER SWITCH ON for two seconds. 5. Did TEMP gauge needle move to full right (hot) position? YES NO GO TO CY (PAGE 0053 00-5) 2Y 1. Turn MASTER SWITCH OFF. 2. Remove jumper wire. 3. Replace engine coolant temperature transmitter (WP 0283 00). 4. Verify no faults found. 0053 00-2