# SDR AU510002173

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2005
- Submitted: June 6, 2006
- Operation: General aviation
- Make and model: Cessna 441
- Registry model: [Cessna 441](https://openairdocs.org/model/cessna-441) (OpenAirDocs)
- Engine: Garrtt TPE331*
- Propeller: Hartzl HCB3TN5
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 47061RX
- Condition: Faulty
- Location: Cabin Pressure
- Part time: 1,414 hours
- Component: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU510002173

## Discrepancy

(AUS) CABIN EMERGENCY PRESSURIZATION VALVE HAD UNCOMMANDED ACTUATION. (CASA NR 510002173)

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