# SDR SWAA010928

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 2001
- Submitted: April 9, 2001
- Operation: Air carrier
- Aircraft: N323SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 23344
- Aircraft time: 46,518 hours, 45,235 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 7638102
- Condition: Inoperative
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA010928

## Discrepancy

DIVERSION, CABIN FAILED TO PRESSURIZE DURING FLIGHT.  PRESS CONTROLLER AUTO MODE ALREADY ON MEL.  REMOVED AND REPLACED CABIN PRESS CONTROLLER PER MM, OPS CHECK GOOD.

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