# SDR AALA202511288678

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2025
- Submitted: November 28, 2025
- Operation: Air carrier
- Aircraft: [N132AN](https://openairdocs.org/aircraft/N132AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6473
- Aircraft time: 35,463 hours, 11,868 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Zone 900
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202511288678

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: FLIGHT CREW REPORTED WHILE CRUISING AT FL 330, RED UPPER ECAM LAVATORY SMOKE APPEARED FOR 5 SEC, PLUS AURAL, THEN MESSAGE CLEARED ITSELF. FLIGHT ATTENDANTS IDENTIFIED THE MID LEFT LAVATORY, AFTER PASSENGER USE. MAINTENANCE ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE MIDDLE LAVATORY SMOKE DETECTOR WITH NO ISSUES NOTED PER AMM 26-17-00.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.