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 STE/ICE TEST 24 FUEL SUPPLY PRESSURE DIAGNOSTIC TROUBLESHOOTING—Continued 0143 00 5Y 1. Move jumper wire on harness 12354672 plug P8 (1) from pins 3 and 4 to pins 1 (2) and 2 (3). 2. Measure resistance between harness 12354593 plug P1 (4), pins N (5) and W (6). 3. Does VTM read 0 ohms? YES NO GO TO EY (PAGE 0143 00-9) 6Y 1. Has fuel supply pressure tachometer been replaced? YES NO 6YN 1. Replace fuel supply pressure tachometer (WP 0324 00). 2. Verify no faults found. 7Y 1. Faulty VTM. 2. Notify supervisor. BY 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), pins v (4) and u (5). VTM should read infinity. 3. Does VTM indicate a fault? YES NO BYN 1. Faulty W1 cable. Beyond unit maintenance repair. 2. Notify supervisor. 0143 00-4