TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
Page 666 of 858
TM 9-2350-277-20-1 DCA CURRENT SHUNT DIAGNOSTIC TROUBLESHOOTING—Continued 0142 00 B3Y 1. Inspect harness 123454593 circuit 780 and 781 terminals (1) on current shunt. 2. Are all connections tight, clean, and free from damage? YES NO B3YN 1. Clean, tighten or replace parts, as necessary. See Service Vehicle Batteries (WP 0337 00) thru (WP 0358 00). 2. Verify no faults found. B4Y 1. Repair/replace harness 12354593 (WP 0882 00). 2. Verify no faults found. CY 1. Remove plug W1 P2 (1) from STE/ICE distribution box jack J2 (2). 2. Measure resistance between STE/ICE distribution box jack J2 (2), socket X (3) and Y (4). 3. Does VTM still fail to read infinity? YES NO CYN 1. Faulty W1 cable. Beyond unit maintenance repair. 2. Notify supervisor. 0142 00-4