# SDR AU970292

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Cessna 441
- Registry model: [Cessna 441](https://openairdocs.org/model/cessna-441) (OpenAirDocs)
- Propeller: Hartzl HCB3TN5
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Valve
- Part number: 7715649001
- Condition: Sticking
- Location: Prop Control
- Component: Garrtt, TPE3318
- Stage of operation: DE
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU970292

## Discrepancy

(AUS) NTS CHECK VALVE ON GEARCASE STICKING ALLOWING HIGH PRESSURE GOVERNOR OIL TO ACTIVATE BETA SWITCH

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