# SDR HNAA2019100700299

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2019
- Submitted: October 7, 2019
- Operation: Air carrier
- Aircraft: [N647AE](https://openairdocs.org/aircraft/N647AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145222
- Aircraft time: 45,596 hours, 41,945 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Lavatory
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2019100700299

## Discrepancy

LAVATORY SMOKE ALARM WENT OFF AFTER TAKEOFF.  STRANGE CAME FROM GALLEY.   R & R THE LAVATORY SMOKE SENSOR IAW AMM 26-14-01 AND OPS CHECK IAW AMM 26-14-00,  OPS CHECK OK FOR SERVICE.
RAN BOTH ENGINES WITH AND WITHOUT BLEED 1 AND 2,  PACKS 1 AND 2 AT HIGH POWER FOR 2 MINUTES NO EICAS MESSAGE OBSERVED.

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