# SDR AALA201811219005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2018
- Submitted: November 23, 2018
- Operation: Air carrier
- Aircraft: [N956AN](https://openairdocs.org/aircraft/N956AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30090
- Aircraft time: 53,543 hours, 22,149 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PU90461R3
- Condition: Malfunctioned
- Location: Lavatory
- Stage of operation: NR
- 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/AALA201811219005

## Discrepancy

FORWARD LAVATORY SMOKE DETECTOR WENT OFF.  LAVATORY HAD NO SMOKE WHEN CHECKED BY MAINTENANCE OBSERVERS. REPLACED FORWARD LAVATORY SMOKE DETECTOR IAW AMM 25-40-11. OPS CHECKED GOOD.

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