AIRCRAFT WAS GROUNDED: DIRTY SOCK ODOR ON DESCENT APPROXIMATELY 14000' NORMAL PACK CONFIGURATION APU OFF. MAINTENANCE FOUND THE APU LUBE MODULE SCAVENGER FILTER HOUSING LEAKING OIL AND INSTALLED A NEW O-RING PER AMM 49-91-41. A DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM WAS ACCOMPLISHED PER TASK CARD 26L00021014 AND A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED.
| Incident date | February 2, 2026 |
|---|---|
| Airline | AALA |
| Flight | AMM49 |
| Aircraft | AIRBUS A321231 |
| Registration | N510UW |
| Affected area | Engine |
| Event type | Fumes or Odor |
| Verification | Official |
Sources
- FAA SDR: AALA fumes or odor report on 2026-02-02 (external.apic4e.faa.gov)
- FAA SDR: AALA fumes or odor report on 2026-02-02 (external.apic4e.faa.gov)
This entry summarizes publicly reported information and links to the original reporting or official record. Details can change as authorities and operators release additional information.