# SDR WX0A071826

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 2014
- Submitted: January 23, 2014
- Operation: Air carrier
- Aircraft: N871GA
- Make and model: Doug MD 83
- Registry model: [Doug MD 83](https://openairdocs.org/model/mcdonnell-douglas-md-83) (OpenAirDocs)
- Aircraft serial: 53296
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Condition: Malfunctioned
- Location: Cabin Pressure
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: G, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A071826

## Discrepancy

CLIMBING THROUGH FL 220 PRESSURIZATION FAILED CABIN ALT CLIMBING RAPIDLY, NO FLOW HIGH. FOLLOWED QRH LED TO DEPLOYING PAX O2 MASKS.  R & R NR 1 & NR 2 PRESS CONTROLLERS IAW MM 21-32-03.  R & R ONE EACH PRESS CONTROLLER LINE ON NR 1 PRESS CONTROLLER IAW MM 21-32-00.  PERFORMED SYS LEAK CHECK IAW MM 34-11-00 & IAW LOG PG 485750 FOR RE-STOWING OF PAX O2 MASK'S & PANELS IAW TASK CARD I0583501.

---
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.