# SDR AALA202012289001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2020
- Submitted: December 28, 2020
- Operation: Air carrier
- Aircraft: [N182UW](https://openairdocs.org/aircraft/N182UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1536
- Aircraft time: 64,580 hours, 24,405 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: Dirty
- Location: Lavatory
- Stage of operation: NR
- How discovered: O
- Nature of condition: P
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202012289001

## Discrepancy

AIRCRAFT WAS NOT GROUNDED.  SMOKE WAS DETECTED IN L3 LAVATORY BY FLIGHT ATTENDANTS, BUT SMOKE DETECTOR DID NOT DETECT IT.  CLEANED SMOKE DETECTOR FILTER, OPERATIONS CHECK GOOD.

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