# SDR SWAA2019120239227

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2019
- Submitted: December 2, 2019
- Operation: Air carrier
- Aircraft: [N282WN](https://openairdocs.org/aircraft/N282WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32534
- Aircraft time: 43,029 hours, 25,450 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 40631997201AB
- Part serial: 9810568
- Condition: Faulty
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2019120239227

## Discrepancy

CABIN ALT WARNING HORN CAME ON AT 37,000. / R&R NET OUTFLOW VALVE ASSEMBLY PER AMM.

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