# SDR AALA201911289007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2019
- Submitted: November 28, 2019
- Operation: Air carrier
- Aircraft: [N161UW](https://openairdocs.org/aircraft/N161UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1403
- Aircraft time: 62,119 hours, 23,310 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Filter
- Condition: Dirty
- 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/AALA201911289007

## Discrepancy

AIRCRAFT NOT GROUNDED: SMOKE DETECTOR {MID-LAV} AURAL ALERT SOUNDED FOR APPROX. 10 SECS, THEN STOPPED . NO EVIDENCE OF FIRE OR SMOKE.REPLACED MID LAV FILTER PER AMM 26-22-00,

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