# SDR AALA2020090869023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2020
- Submitted: September 8, 2020
- Operation: Air carrier
- Aircraft: [N912NN](https://openairdocs.org/aircraft/N912NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33319
- Aircraft time: 23,723 hours, 9,840 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 4755712
- 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/AALA2020090869023

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: LH AFT LAVATORY SMOKE INDICATION LIGHT ILLUMINATED FOR APPROXIMATELY 30 SECONDS; LAVATORY WAS OCCUPIED, BUT NO SMOKE SMELL. ACCOMPLISHED LAVATORY SMOKE DETECTOR SELF-TEST IAW AMM 26-14-00, OPS CHECK GOOD.

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