What was found
APU SHUTDOWN IN FLIGHT. R & R APU LUBE MODULE IAW AMM 49-91-11.
- Difficulty date
- February 6, 2026
- Submitted
- February 10, 2026
- Operation
- Air carrier
- Aircraft
- N8541W
- Make and model
- Boeing 7378H4
- Aircraft serial
- 63599
- Aircraft time
- 28,464 hours, 14,413 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Lubrication Unit
- Condition
- Faulted
- Location
- Apu
- Stage of operation
- CR
- 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.