# SDR UHLA2011013000052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2011
- Submitted: January 31, 2011
- Operation: Air carrier
- Aircraft: [N639RW](https://openairdocs.org/aircraft/N639RW), registered now
- Make and model: Emb ERJ 170-100 SE
- Registry model: [EMB ERJ 170-100 SE](https://openairdocs.org/model/embraer-erj-170-100-se) (OpenAirDocs)
- Aircraft serial: 17000057
- Aircraft time: 17,564 hours, 10,972 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PU90471WR3
- Part serial: 10758
- Condition: Malfunctioned
- Location: Lavatory
- Part time: 13,333 hours, 8,128 cycles
- Stage of operation: TO
- 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/UHLA2011013000052

## Discrepancy

FWD LAV SMOKE ON DEPARTURE.  NO VISUAL SMOKE SEEN.  REMOVED AND REPLACED FWD LAV SMOKE DETECTOR IAW EMB 170 MM 26-14-01.

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