# SDR AALA202103289005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2021
- Submitted: March 29, 2021
- Operation: Air carrier
- Aircraft: [N179UW](https://openairdocs.org/aircraft/N179UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1521
- Aircraft time: 65,118 hours, 24,595 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Lavatory
- Stage of operation: CR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202103289005

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: DURING CRUISE FLIGHT RECEIVED 2 LAVATORY SMOKE WARNINGS. BOTH HAD A DURATION OF SECONDS. FLIGHT ATTENDANT INVESTIGATED AND NO SMOKE FOUND. NO FAULT FOUND. SMOKE DETECTOR OPERATION NORMAL REF AMM 26-16-00.

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