# SDR RAIA2020010730001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2020
- Submitted: January 7, 2020
- Operation: Air carrier
- Aircraft: [N13123](https://openairdocs.org/aircraft/N13123), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145688
- Aircraft time: 43,536 hours, 26,688 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Condition: Dirty
- Location: Cabin Pressure
- 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/RAIA2020010730001

## Discrepancy

A/C PRESSURIZED NORMALLY ON DEPARTURE. AFTER 10,000 FT, RECEIVED AURAL AND EICAS WARNING FOR CABIN ALTITUDE. CABIN ALT=10,400FT, DELTA P= 1.7 OR LESS AT 14,000. FIRST ACTION-- DEFERRED AUTO PRESSURE CONTROLLER--2ND ACTION---CLEANED ELECTROPNEUMATIC AND PNEUMATIC OUTFLOW VALVES, OPS CHECKS GOOD

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