# SDR SWIA201438903

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2014
- Submitted: July 30, 2014
- Operation: Air carrier
- Aircraft: [N578SW](https://openairdocs.org/aircraft/N578SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120346
- Aircraft time: 33,476 hours, 46,998 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 22201T011400
- Part serial: 452
- Condition: Failed
- Location: Cabin Pressure
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA201438903

## Discrepancy

RAPID CABIN DEPRESSURIZATION AT APPROXIMATELY 13,000.   RAN QRH,  REPLACED THE ELECTRIC ALTITUDE CONTROLLER IAW AMM.  PRESSURIZED ACFT IAW AMM.  PRESSURIZATION CHECKED GOOD AT THIS TIME.

---
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.