What was found
APU AIR SURGING UP AND DOWN WITH PACKS RUNNING. PERFORMED APU WIRE PROCEDURE PER FIM 49-11 FT 987 AND NO FAULTS CODE FOUND.
- Difficulty date
- December 3, 2019
- Submitted
- December 9, 2019
- Operation
- Air carrier
- Aircraft
- N1487A
- Make and model
- Boeing 76731K
- Aircraft serial
- 28865
- Aircraft time
- 86,447 hours, 17,610 cycles
- System (JASC)
- 4950 · APU Bleed Air System
- Part
- Bleed Air Sys
- Condition
- Surges
- Location
- Apu
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.