# SDR AALA202110280817

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 27, 2021
- Submitted: October 28, 2021
- Operation: Air carrier
- Aircraft: [N323SG](https://openairdocs.org/aircraft/N323SG), registered now
- Make and model: Boeing 737*
- Aircraft serial: 44474
- Aircraft time: 1,883 hours, 819 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 4755712
- Condition: False Activation
- Location: Zone 900 - Lav/G
- Stage of operation: NR
- How discovered: V
- Nature of condition: J, N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202110280817

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: SMOKE LIGHT ON OVERHEAD AND LAVATORY E SMOKE DETECTOR ALARMED. FLIGHT ATTENDANTS REPORT NO APPARENT SMOKE. LIGHT EXTINGUISHED AND ALARM STOPPED AFTER A FEW SECONDS. ACCOMPLISHED LAVATORY E SMOKE DETECTOR OPERATIONS CHECK PER AMM 26-14-00. NO SMOKE NOTED. ALL TESTS PASSED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.