# SDR ERAA200900004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 5, 2009
- Submitted: August 11, 2009
- Operation: Air carrier
- Aircraft: [N881EA](https://openairdocs.org/aircraft/N881EA), registered now
- Make and model: Dhav DHC8106
- Aircraft serial: 233
- Aircraft time: 39,857 hours, 63,514 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 21178041
- Part serial: 57811
- Condition: Unreliable
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ERAA200900004

## Discrepancy

AIRCRAFT DEPRESSURIZED AT FL 230 AND EMERGENCY DESCENT WAS PERFORMED, AT 12,000 FEET PRESSURIZATION RETURNED TO NORMAL.

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