# SDR AALA202106109005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2021
- Submitted: June 12, 2021
- Operation: Air carrier
- Aircraft: [N841AN](https://openairdocs.org/aircraft/N841AN), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 40657
- Aircraft time: 8,287 hours, 1,041 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- 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/AALA202106109005

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: 3L LAVATORY SMOKE DETECTOR BRIEFLY ALARMED IN CRUISE; ONE PERSON EXITED THE LAVATORY, BUT NO SMOKE WAS DETECTED. ACCOMPLISHED OPERATIONAL CHECK OF 3L LAVATORY SMOKE DETECTOR IAW AMM 26-13-00, NO ISSUES NOTED.

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