What was found
APU INOPERATIVE. PERFORMED BITE TEST OF ECU, FOUND REVERSE FLOW. PERFORMED TROUBLESHOOTING IAW FIM 49-11FT 994, NO FAULTS FOUND, APU OPERATIONAL TESTED OK.
- Difficulty date
- August 4, 2017
- Submitted
- August 7, 2017
- Operation
- Air carrier
- Aircraft
- N1321A
- Make and model
- Boeing 767306
- Aircraft serial
- 27957
- Aircraft time
- 80,842 hours, 18,529 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Apu
- Condition
- Malfunctioned
- Stage of operation
- LD
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.