# SDR AALA201911229007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 21, 2019
- Submitted: November 22, 2019
- Operation: Air carrier
- Aircraft: [N139AN](https://openairdocs.org/aircraft/N139AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6687
- Aircraft time: 14,324 hours, 5,413 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Warning
- Condition: False Activation
- Location: Lavatory
- Stage of operation: NR
- 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/AALA201911229007

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: LAVATORY SMOKE DETECTOR AURAL ALERT. NO SMOKE REPORTED IN ANY LAVATORY. MAINTENANCE TROUBLE SHOT AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK PER TSM 26-15-00.

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