What was found
WITH APU BLEED ON AND ONE PACK SWITCHED OFF, BLEEDS FLUCTUATE. REPLEACED FLOW SENSING MODULE.
- Difficulty date
- August 12, 2021
- Submitted
- September 10, 2021
- Operation
- Air carrier
- Aircraft
- N757QM
- Make and model
- Boeing 75729J
- Aircraft serial
- 27203
- Aircraft time
- 62,637 hours, 33,295 cycles
- System (JASC)
- 4950 · APU Bleed Air System
- Part
- Module
- Part number
- 38850811
- Part serial
- ID050098C
- Condition
- Faulted
- Location
- Apu Flow Sensing
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.