# SDR USAADB96123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N971VJ
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47051
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Vlv Act
- Part number: 54447211
- Condition: Failed
- Location: Cabin
- Part time: 20,440 hours
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAADB96123

## Discrepancy

FLT 1422 - ROC-CLT - CABIN WOULD NOT PRESSURIZE AFTER TAKEOFF.  RETURNED TO FIELD.  REPLACED OUTFLOW VALVE ACTUATOR.  (M)

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