# SDR SIMA20151125008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2015
- Submitted: November 26, 2015
- Operation: Air carrier
- Aircraft: [N644AE](https://openairdocs.org/aircraft/N644AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145204
- Aircraft time: 37,996 hours, 34,078 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Condition: Malfunctioned
- Location: Cabin Pressure
- Stage of operation: UK
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20151125008

## Discrepancy

AT FL 360 CABIN ALT BEGAN TO RISE UP TO 8700 FT.  ROSE UP APPROX 100 FT PER SEC.  TRANSFERRED TO NRWC 644-DFW-02165.  TROUBLE SHOT IAW FIM 21-31-00.  R & R ELECTRO PNEUMATIC OUT FLOW CONTROL VLV IAW MM CH 21-31-03.  COMPLIED WITH FUNCTIONAL TEST.  ALL CHECKS GOOD, LEAK CHECKED GOOD, WITHIN RATE.  REF NRWC 664-DFW 02165 FOR OTHER WORK PERFORMED.  DAMAGED FITTING FOUND ON OUT FLOW VLV.

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