# SDR 98UAL900481

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N813UA](https://openairdocs.org/aircraft/N813UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 858
- Engine: Iae V2527A5
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Motor
- Condition: Failed
- Location: Outflow Valve
- Component: Nordmicro, 90231570381
- Stage of operation: UK
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98UAL900481

## Discrepancy

PRESSURIZATION 2 FAILURE DISPLAYED ON UPPER ECAM.  RESET CB PRESSURIZATION 1 THEN FAILED FOLLOWED BY ANOTHER NR 2 FAILURE.  MANUAL MODE  OK.  RETURNED TO LAX.  *S/D*  PROBLEM CAUSED BY THE OUTFLOW VALVE MOTOR.  REPLACED OUTFLOW VALVE MOTOR 10HL-3 PER MM 21-31-51-000-003 AND PERFORMED OPERATIONAL CHECK.  FAULT CLEARED AND SYSTEM OPERATES NORMAL.

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