# SDR SIMA200933701

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2009
- Submitted: December 3, 2009
- Operation: Air carrier
- Aircraft: [N642AE](https://openairdocs.org/aircraft/N642AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145193
- Aircraft time: 23,245 hours, 22,237 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Thermostat
- Part number: 8166246
- Part serial: 9812032
- Condition: Inoperative
- Location: Bleed Air Sys
- Part time: 16,403 hours, 14,093 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA200933701

## Discrepancy

DURING FLIGHT 3489 THE CREW REPORTED A NUMBER 2 BLEED LOW TEMPERATURE MESSAGE IN ICING CONDITIONS.  THE CREW DECLARED AND EMERGENCY AND DUE TO THE WEATHER DIVERTED TO XNA.  THE AIRCRAFT LANDED WITHOUT INCIDENT.  NO OTHER PROBLEMS WERE NOTED BY THE CREW.  REMOVED AND REPLACED THE NUMBER 2 FAN AIR THERMOSTAT IAW AMM 36-11-06.  OPERATIONAL CHECK WAS GOOD.  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.