# SDR SIMA20211006002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2021
- Submitted: October 7, 2021
- Operation: Air carrier
- Aircraft: [N293NN](https://openairdocs.org/aircraft/N293NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000844
- Aircraft time: 2,151 hours, 1,333 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Fwd Lavatory
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20211006002

## Discrepancy

FWD LAV SMOKE ALARM SOUNDED FOR 4 SECS WITH LAV SMOKE EICAS MESSAGE NO EVIDENCE OF FIRE-C/A-INSP LAV SMOKE DECETOR SYS IAW EMB 175 AMM 26-14-01 NO EVIDENCE OF SMOKE OR FIRE OPS CHECK GOOD AC OK FOR SERVICE.

---
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.