# SDR SCNA20260928410

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2026
- Submitted: September 28, 2026
- Operation: Air carrier
- Aircraft: [N843SY](https://openairdocs.org/aircraft/N843SY), registered now
- Make and model: Boeing 737-82R
- Registry model: [Boeing 737-82R](https://openairdocs.org/model/boeing-737-82r) (OpenAirDocs)
- Aircraft serial: 40721
- Aircraft time: 40,486 hours, 26,610 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Zone 900
- 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/SCNA20260928410

## Discrepancy

AFT RIGHT SMOKE DETECTOR IN LAVATORY IS GOING OFF.  AFT RIGHT LAV SMOKE DETECTOR REMOVED/REPLACED REF AMM 26-14-01 SMOKE TEST GOOD REF AMM 26-14-00-730-801 GOOD FOR SERVICE.

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