What was found
AIRCRAFT WAS GROUNDED: DURING DECENT DETECTED A FAINT PLASTIC SMELL IN THE ENTIRE AIRCRAFT. ODOR DISPUTED, THEN INCREASED, AND DISSIPATED. CONFIRMEDBY ALL FOUR FLIGHT ATTENDANTS. APU COOLING FAN REPLACED IAW AMM49-52-51,
- Difficulty date
- October 9, 2025
- Submitted
- October 17, 2025
- Operation
- Air carrier
- Aircraft
- N587UW
- Make and model
- Airbus A321231
- Aircraft serial
- 6236
- Aircraft time
- 35,513 hours, 14,726 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Cooling Fan
- Condition
- Odor
- Location
- Apu
- Stage of operation
- DE
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.