# SDR AALA202105309005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2021
- Submitted: June 1, 2021
- Operation: Air carrier
- Aircraft: [N107NN](https://openairdocs.org/aircraft/N107NN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5938
- Aircraft time: 23,459 hours, 4,806 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Indication
- Location: Lavatory
- 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/AALA202105309005

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: ECAM SMOKE LAVATORY SMOKE CAME ON FOR ABOUT FIVE SECONDS DURING CRUISE. ALL LAVATORIES INVESTIGATED WITH NO ABNORMALS NOTED. TROUBLESHOT ECAM SMOKE LAVATORY SMOKE INDICATION REF TSM 26-17-00-810-804-A. ALL TESTS & CHECKS NORMAL, ALL LAVATORY SMOKE DETECTORS TEST NORMAL.

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