# SDR C2XA10CL058

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2010
- Submitted: April 7, 2010
- Operation: Air carrier
- Aircraft: [N14198](https://openairdocs.org/aircraft/N14198), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 1450951
- Aircraft time: 11,506 hours, 6,107 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 2099L021100
- Part serial: 02304
- Condition: Faulty
- Location: Cabin Pressure
- Part time: 11,507 hours, 6,108 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA10CL058

## Discrepancy

ORD FLT 2983 THE CREW REPORTED AT FL360 COULD NOT MAINTAIN CABIN PRESSURE IN AUTO/MANUAL MODE UNTIL BELOW FL190.  MAINTENANCE INSPECTED AND REPLACED THE PNEUMATIC OUTFLOW VALVE AND DIGITAL CONTROLLER.  OPERATIONAL CHECKS WERE GOOD.

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