# SDR SWAA010307

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2001
- Submitted: February 20, 2001
- Operation: Air carrier
- Aircraft: N347SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 24374
- Aircraft time: 39,622 hours, 38,102 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 8907119
- Part serial: P47182
- Condition: Failed
- Location: Cockpit
- Stage of operation: CL
- 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/SWAA010307

## Discrepancy

AIR TURNBACK, UNABLE TO CONTROL CABIN PRESSURE.  REMOVED AND REPLACED CABIN PRESS CONTROLLER.  PERFOMED TEST AND LEAK TEST, OPS CHECK GOOD PER MM.

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