# SDR HNAA0700282

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2007
- Submitted: December 7, 2007
- Operation: Air carrier
- Aircraft: N805EX
- Make and model: Dhav DHC8102
- Aircraft serial: 228
- Aircraft time: 41,993 hours, 47,074 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PU90461S
- Part serial: 10217
- Condition: Malfunctioned
- Location: Lavatory
- Part time: 41,993 hours, 47,074 cycles
- Stage of operation: UK
- 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/HNAA0700282

## Discrepancy

LAVATORY SMOKE DETECTOR WAS SOUNDING OFF WITH OUT BEING SMOKE SEEN.  REMOVED AND REPLACED SMOKE DETECTOR.

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