# SDR AALA20161214020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2016
- Submitted: December 14, 2016
- Operation: Air carrier
- Aircraft: [N821NN](https://openairdocs.org/aircraft/N821NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30912
- Aircraft time: 22,421 hours, 8,707 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 4755712
- Condition: False Indication
- Location: Lavatory
- Stage of operation: TX
- 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/AALA20161214020

## Discrepancy

AFT RIGHT LAVATORY SMOKE DETECTOR SOUNDED UPON GATE ARRIVAL.  OPERATIONAL CHECK OF SMOKE DETECTOR IAW AMM 26-14-01 GOOD.

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