# SDR AALA202110088639

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2021
- Submitted: October 8, 2021
- Operation: Air carrier
- Aircraft: [N750UW](https://openairdocs.org/aircraft/N750UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1315
- Aircraft time: 50,361 hours, 35,196 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Indication
- Location: Zone 900 - Lav/G
- Stage of operation: CR
- How discovered: V
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202110088639

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AT CRUISE, FL 390, LAVATORY SMOKE ECAM. NO SMOKE, APPEARS TO BE FALSE WARNING. AFT AIRCRAFT RIGHT LAVATORY. ACCOMPLISHED BITE TEST OF SDCU SYSTEM PER AMM 26-17-00. NO FAULTS NOTED.

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