# SDR SWIA200211403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 31, 2002
- Submitted: November 7, 2002
- Operation: Air carrier
- Aircraft: [N198SW](https://openairdocs.org/aircraft/N198SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120227
- Aircraft time: 27,211 hours, 33,827 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 2091G010800
- Part serial: 396
- Condition: Malfunctioned
- Location: Cabin Pressure
- Part time: 6,010 hours, 8,124 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200211403

## Discrepancy

AUTO PRESSURIZATION WOULD NOT HOLD - CLIMB 2000 FPM - SWITCH TO MANUAL PRESSURIZATION AND MANUAL CONTROLLER COULD NOT MAINTAIN PRESSURIZATION EITHER.  RETURNED TO SLC.  REPLACED ELECTROPNEUMATIC OUTFLOW VALVE WITH A SERVICEABLE UNIT IAW 21-30-03.  OPS CHECK GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.