What was found
AIRCRAFT WAS GROUNDED: DIRTY SOCK ODOR FROM PACKS W/APU ON DURING GROUND OPS/TAXI OUT AND ON DESCENT W/APU OFF. IN IMC ODOR PRESENT THROUGHOUT AIRCRAFT, DISSIPATED SHORTLY AFTER TAKEOFF WITHOUT CREW ACTION. (OPEN)
- Difficulty date
- December 31, 2023
- Submitted
- January 3, 2024
- Operation
- Air carrier
- Aircraft
- N733AR
- Make and model
- Boeing 777323ER
- Aircraft serial
- 33524
- Aircraft time
- 37,233 hours, 4,263 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Oil System
- Condition
- Leaking
- Location
- Apu
- Stage of operation
- DE
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.