# SDR SWAA2026012964986

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2026
- Submitted: January 29, 2026
- Operation: Air carrier
- Aircraft: [N256WN](https://openairdocs.org/aircraft/N256WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32514
- Aircraft time: 63,597 hours, 38,531 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Zone 900
- Stage of operation: DE
- 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/SWAA2026012964986

## Discrepancy

AFT LAVATORY SMOKE ALARM GOING OFF.  NO SMOKE OR FIRE.   OK TO CONTINUE IAW MEL 26-16-01 SP 3, & SP1B.   R & R THE AFT LAVATORY SMOKE DETECTOR IAW AMM 26-14-01.

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