TM 9-2350-277-20-1
STE/ICE CONFIDENCE TEST DIAGNOSTIC TROUBLESHOOTINGContinued
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