TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-1 COOLANT TEMP INDICATOR MALFUNCTIONS—Continued 0053 00 B3Y 1. Remove jumper wire. 2. Install harness 12349873 circuit 33 plug on water temperature transmitter. 3. Install jumper wire between harness 12349881 jack (1) pin E (2) and ground. 4. Remove harness 12349881 circuit 33 plug (3) from TEMP indicator jack (4). 5. Check continuity between harness 12349881 circuit 33 (3) and ground. 6. Is there continuity? YES NO B3YN 1. Remove jumper wire. 2. Repair harness 12349881 circuit 33 (WP 0382 00). 3. Verify no faults found. B4Y 1. Remove jumper wire. 2. Install harness 12349873 plug onto harness 12345881 jack at carrier bulkhead. 3. Replace TEMP indicator (WP 0285 00). 4. Verify no faults found. 0053 00-5/6 blank