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 ENGINE OIL LOW PRESSURE INDICATOR MALFUNCTIONS—Continued 0055 00 B3Y 1. Turn MASTER SWITCH to OFF. 2. Remove instrument panel for access. See task: remove instrument panel mounts and ground lead (WP 0295 00). 3. Remove harness 12349881 circuit 27F plug (1) from cable assembly 12349858 circuit 27F jack (2). 4. Measure resistance between harness 12349881 circuit 27J plug and circuit 27F plug (1). 5. Does multimeter read 0 ohms? YES NO B3YN 1. Faulty harness 12349881 circuit 27F/ 27J. Beyond unit maintenance repair. 2. Notify supervisor B4Y 1. Repair special purpose cable 12349858 circuit 27F (WP 0382 00). 2. Verify no faults found. 0055 00-4