# SDR SIMA201200605

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 2012
- Submitted: January 6, 2012
- Operation: Air carrier
- Aircraft: [N657AE](https://openairdocs.org/aircraft/N657AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145744
- Aircraft time: 21,196 hours, 18,061 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Part number: 3601133500230C
- Part serial: 231186
- Condition: Failed
- Location: Nr 2 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA201200605

## Discrepancy

ON FLIGHT 3519 THE CREW REPORTED A E2 FIRE DETECT FAIL IN CRUISE.  THE CREW ELECTED TO RETURN.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  REMOVED AND REPLACED NR 2 ENGINE FIRE DETECTOR ASSEMBLY IAW EMB 145 AMM 26-11-01.  PERFORMED AN OPERATIONAL CHECK IAW 26-10-00 AND SYSTEM WORKS GOOD.  NO DEFECTS FOUND.  THE AIRCRAFT WAS RETURNED TO 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.