# SDR AALA202203156665

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 12, 2022
- Submitted: March 15, 2022
- Operation: Air carrier
- Aircraft: [N159AN](https://openairdocs.org/aircraft/N159AN), registered now
- Make and model: Airbus A300*
- Aircraft serial: 7034
- Aircraft time: 18,261 hours, 6,944 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: J, N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202203156665

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: LAVATORY SMOKE WARNING CAME ON AT CRUISE ALTITUDE FOR ABOUT 3 SECONDS THEN WENT OUT. FLIGHT ATTENDANT COULD NOT CONFIRM ANY SMOKE OR VAPING. MAINTENANCE PERFORMED LAVATORY SMOKE DETECTION WARNING SYSTEM TEST PER AMM 26-17-00 WITH NO LIGHT OR WARNING INDICATED.

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