# SDR AALA201709269009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2017
- Submitted: September 26, 2017
- 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: 7,426 hours, 2,793 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PPC120000
- Condition: False Activation
- Location: Lavatory
- Stage of operation: CR
- 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/AALA201709269009

## Discrepancy

DURING CRUISE, ECAM WARNING FOR LAVATORY SMOKE LAV-D SOUNDED. WARNING LASTED A SECOND OR TWO, WENT OFF, AND THEN ANOTHER WARNING FOR A SECOND OR TWO . FLIGHT ATTENDANTS CHECKED LAVATORY D, NO SMOKE OR ANY INDICATION OF FIRE WAS FOUND. NO WARNINGS DURING LAST HOUR AND A HALF OF FLIGHT.  MAINTENANCE ACCOMPLISHED AN OPS CHECK OF LAVATORY D SMOKE DETECTION SYSTEM.  SYSTEM TESTED SATISFACTORY IAW AMM 26-17-00. NO FAULT NOTED.  AIRCRAFT WAS GROUNDED.

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