# SDR SIMA20130924003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2013
- Submitted: September 25, 2013
- Operation: Air carrier
- Aircraft: [N686AE](https://openairdocs.org/aircraft/N686AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500843
- Aircraft time: 23,929 hours, 20,452 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 92185A010200
- Part serial: 00553
- Condition: Failed
- Location: Cabin Pressure
- Part time: 23,928 hours, 20,452 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20130924003

## Discrepancy

DURING CLIMBOUT, CABIN PRESSURE CLIMBED RAPIDLY.  SWITCHED TO MANUAL PRESSURE MODE ACFT STILL DIDN`T PRESSURIZE.   DECLARED EMERGENCY AND LANDED WITHOUT EVENT.  FOUND DIGITAL PRESSURE CONTROLLER TO READ ERRATICALLY AND MANUAL BUTTON WOULD NOT STAY DEPRESSED.  R & R DIGITAL PRESSURE CONTROLLER IAW AMM 21-31-01, OPC GOOD IN MANUAL AND AUTO IAW AMM 21-31-00-700-801-A AND 21-31-00-700-802-A.

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