# SDR AALA202301311763

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2023
- Submitted: January 31, 2023
- Operation: Air carrier
- Aircraft: [N447AN](https://openairdocs.org/aircraft/N447AN), registered now
- Make and model: Airbus A321-253N
- Registry model: [Airbus A321-253N](https://openairdocs.org/model/airbus-a321-253n) (OpenAirDocs)
- Aircraft serial: 10705
- Aircraft time: 3,631 hours, 943 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Indication
- 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/AALA202301311763

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: LAVATORY SMOKE BRIEFLY ANNUNCIATED AND CLEARED IMMEDIATELY. NO EVIDENCE IN ANY LAVATORY OF SMOKE. MAINTENANCE PERFORMED OPERATIONAL TEST OF LAVATORY SMOKE DETECTOR SYSTEM PER AMM 26-17-00. WITH NO FAULTS OR EVIDENCE OF SMOKE NOTED..

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