# SDR SWAA2016020148488

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2016
- Submitted: February 2, 2016
- Operation: Air carrier
- Aircraft: [N252WN](https://openairdocs.org/aircraft/N252WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34973
- Aircraft time: 34,074 hours, 19,975 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PU90499R3
- Condition: Faulty
- Location: Cabin
- Stage of operation: UK
- 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/SWAA2016020148488

## Discrepancy

DIVERSION, AFT LAVATORY SMOKE DETECTOR ACTIVATED & WOULD NOT TURN OFF.  NO SMOKE OR SIGNS OF FIRE.  R & R AFT LAVATORY SMOKE DETECTOR IAW AMM.

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