# SDR AALA202111297051

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2021
- Submitted: November 29, 2021
- Operation: Air carrier
- Aircraft: [N978NN](https://openairdocs.org/aircraft/N978NN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 31226
- Aircraft time: 18,196 hours, 7,512 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Zone 900 - Lav/G
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202111297051

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AFT LAVATORY SMOKE LIGHT ILLUMINATED IN FLIGHT. LIGHT EXTINGUISHED WITHIN 3 MINUTES SOME OR ABNORMAL HEAT DETECTED. PERFORMED GENERAL VISUAL INSPECTION OF AFT LAVATORY SMOKE DETECTORS AND FOUND NO DEFECTS. OPERATIONS CHECK GOOD PER AMM 26-14-00.

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