TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
Page 295 of 870
TM 9-2350-247-20-1 COOLANT TEMPERATURE GAUGE MALFUNCTIONS—Continued 0053 00 CY 1. Remove jumper wire. 2. Partially remove instrument panel (WP 0256 00). 3. Remove circuit 27B plug (1) from coolant temperature gauge (2). 4. Turn MASTER SWITCH ON. 5. Measure voltage between circuit 27B plug (1) pin and ground. 6. Does multimeter read at least 17 volts? YES NO CYN 1. Wiring harness needs to be replaced. 2. Notify your supervisor. 0053 00-5