# SDR CA050621009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 13, 2005
- Submitted: July 11, 2005
- Operation: General aviation
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Engine: Pwa PW121
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Failed
- Stage of operation: CL
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA050621009

## Discrepancy

(CAN) DURING CLIMB THE ENGINE EXPERIENCED AN UNCOMMANDED REDUCTION IN TORQUE, ACCOMPANIED BY A SLIGHT BURNING ODOR.  SUBSEQUENTLY, ENGINE OIL PRESSURE REDUCED AND A FIRE WARNING ANNUNCIATED.  THE ENGINE WAS SHUT DOWN IN FLIGHT AND THE AIRCRAFT DIVERTED TO POINT-OF-DEPARTURE.  MFG WILL INVESTIGATE THIS EVENT AND WILL ADVISE OF ROOT CAUSE ONCE ESTABLISHED.

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