# SDR AALA2019040869005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2019
- Submitted: April 8, 2019
- Operation: Air carrier
- Aircraft: [N909NN](https://openairdocs.org/aircraft/N909NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31159
- Aircraft time: 20,647 hours, 8,346 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Warning
- Condition: False Activation
- Location: Lavatory
- Stage of operation: CR
- 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/AALA2019040869005

## Discrepancy

AIRCRAFT NOT GROUNDED: PILOT REPORTS LAVATORY SMOKE ALERTED IN COCKPIT FOR AFT LEFT LAV. F/A CHECKED LAV AFTER PAX EXITED AND FOUND NO EVIDENCE OF SMOKE OR FIRE. ALERT EXTINGUISHED AFTER 3 MINUTES. PERFORMED LEFT LAVS SMOKE DETECTOR TEST IAW AMM 26-14-00-730-801. OPS CHECK NORMAL.

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