# SDR AALA202011199007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2020
- Submitted: November 19, 2020
- Operation: Air carrier
- Aircraft: [N765AN](https://openairdocs.org/aircraft/N765AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 32879
- Aircraft time: 68,031 hours, 8,367 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Indication
- Location: Lavatory
- 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/AALA202011199007

## Discrepancy

AIRCRAFT WAS NOT GROUNDED.  LAVATORY SMOKE MESSAGE ON EICAS WITH NO SMOKE PRESENT.  ACCOMPLISHED SMOKE DETECTOR SELF TEST AT EACH LAVATORY POSITION AND ACCOMPLISHED CSCP ALL TEST, IAW AMM 26-13-00.  OPERATIONS CHECK GOOD.

---
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.