# SDR TWAA9809006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N915TW](https://openairdocs.org/aircraft/N915TW), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49186
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Actuator
- Part number: 20219741
- Condition: Failed
- Location: Outflow Valve
- 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/TWAA9809006

## Discrepancy

STL - FLT 10 - DURING DESCENT EXPERIENCED AIRCRAFT DECOMPRESSION AT FL 140.  NEITHER MANUAL OR AUTOPRESSURIZATION HAD ANY EFFECT.  REPLACED OUTFLOW VALVE ACTUATOR MFG PN 2021974-1.  CC02D 5-17-98 STL.  (X)

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