# SDR VNAA202207281112

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 26, 2022
- Submitted: July 28, 2022
- Operation: Air carrier
- Aircraft: [N606NN](https://openairdocs.org/aircraft/N606NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15468
- Aircraft time: 6,217 hours, 5,520 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Detector
- Part number: 47456046
- Part serial: 404462D
- Condition: Unserviceable
- Location: 900
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA202207281112

## Discrepancy

SMOKE AFT LAV WARN MSG INDICATED INTERMITTENTLY.  DETECTOR TEST OK.  NO VISIBLE OR SMELL OF SMOKE NOTED. REMOVED AND REPLACED AFT LAV SMOKE DETECTOR IAW CRJ900 AMM 26-16-01-000/400-801-A03.PERFORMED OPS TEST IAW CRJ900 AMM 26-16-00-710-801-A01 AND TEST GOOD AT THIS TIME.THIS CLEARS MEL

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