What was found
APU PNEUMATIC SYSTEM INOPERATIVE, PERFORMED A BITE ON THE APU ECU. OPERATED APU SEVERAL TIMES, BOTH ELECTRICAL AND PNEUMATIC BLEED SYSTEM WORKING GOOD IAW FIM 49-11. FAULT TREE 958.
- Difficulty date
- July 9, 2020
- Submitted
- July 13, 2020
- Operation
- Air carrier
- Aircraft
- N1619A
- Make and model
- Boeing 7673Y0
- Aircraft serial
- 26208
- Aircraft time
- 74,590 hours, 13,445 cycles
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Warning Message
- Condition
- False Activation
- Location
- Apu Pneumatic
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- N
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.