# SDR AUS20020383

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2002
- Submitted: May 7, 2002
- Operation: General aviation
- Make and model: Snias AS350BA
- Engine: Tmeca ARRIEL1B
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Bleed Valve
- Part number: 2856201
- Condition: Malfunctioned
- Location: Compressor Bleed
- Component: Compressor Bleed, Semca, 2856201
- Stage of operation: CL
- Nature of condition: R
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20020383

## Discrepancy

(AUS) PILOT REPORTED CHANGES IN ENGINE PERFORMANCE WITH DECREASE IN ENGINE TORQUE AND INCREASE IN COMPRESSOR RPM.  SUSPECT A RECENTLY FITTED COMPRESSOR BLEED VALVE WAS INCORRECTLY SET-UP AT OVERHAULFOR MODULATION POINT OPERATION.

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