# SDR I5EA2020062370001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2020
- Submitted: June 23, 2020
- Operation: Air carrier
- Aircraft: [N285XA](https://openairdocs.org/aircraft/N285XA), registered now
- Make and model: Boeing 737-4Q8
- Registry model: [Boeing 737-4Q8](https://openairdocs.org/model/boeing-737-4q8) (OpenAirDocs)
- Aircraft serial: 26285
- Aircraft time: 62,784 hours, 41,113 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 7160033
- Part serial: 881166
- Condition: Malfunctioned
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/I5EA2020062370001

## Discrepancy

WHILE AT 360 IN CRUISE, CABIN EXCEEDED 10K FT, UNABLE TO CONTROL CABIN PRESSURE AND CHECK LIST COMPLETED. OUTFLOW VALVE MALFUNCTIONED.

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