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 CONFIDENCE TEST DIAGNOSTIC TROUBLESHOOTING—Continued 0139 00 B3Y 1. Pull VTM circuit breaker to OFF. 2. Install harness 12354672 plug P1 on fuel return pressure tachometer. 3. Remove harness 12354672 plug P8 (1) on fuel supply pressure tachometer jack (2). 4. Perform STE/ICE confidence test TM 9-4910-571-12&P. 5. Did test fail? YES NO B3YN 1. Replace fuel supply pressure tachometer (WP 0324 00). 2. Verify no faults found. B4Y 1. Pull VTM circuit breaker to OFF. 2. Install harness 12354672 plug P8 on fuel supply pressure tachometer. 3. Remove harness 12354672 plug P9 (1) from air box pressure tachometer (2). 4. Perform STE/ICE confidence test TM 9-4910-571-12&P. 5. Did test fail? YES NO B4YN 1. Replace air box pressure tachometer (WP 0327 00). 2. Verify no faults found. B5Y 1. Repair/replace harness 12354672 (WP 0882 00). 2. Verify no faults found. 0139 00-4