# SDR AALA201902199006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2019
- Submitted: February 20, 2019
- Operation: Air carrier
- Aircraft: [N355PU](https://openairdocs.org/aircraft/N355PU), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31277
- Aircraft time: 4,113 hours, 1,707 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 47456021
- Condition: False Activation
- Location: Lavatory
- Stage of operation: UK
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201902199006

## Discrepancy

AIRCRAFT NOT GROUNDED: SMOKE DETECTOR SOUNDED IN LAV R4. SMOKE LIGHT ILLUMINATED IN FLIGHT DECK. NO SMOKE OR FIRE WAS FOUND. REMOVED AND REPLACED LAV R4 SMOKE DETECTOR IAW AMM 26-14-01.

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