# SDR 2001UALA00127

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2001
- Submitted: March 15, 2001
- Operation: Air carrier
- Aircraft: [N430UA](https://openairdocs.org/aircraft/N430UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 568
- Aircraft time: 18,389 hours, 6,149 cycles
- Engine: Iae V2527A5
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part serial: 3564
- Condition: Erratic
- Location: Pressurization
- Component: 90231570381
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2001UALA00127

## Discrepancy

RETURNED TO THE FIELD DUE TO A CABIN PRESSURIZATION PROBLEM.  *S/D*  FOUND OUTFLOW VALVE OPERATION ERRATIC.  REPLACED THE OUTFLOW VALVE.  NO FURTHER DISCREPANCIES REPORTED.

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