# SDR SIMA20160327002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2016
- Submitted: March 28, 2016
- Operation: Air carrier
- Aircraft: [N661JA](https://openairdocs.org/aircraft/N661JA), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145766
- Aircraft time: 31,607 hours, 26,700 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 22250N030301
- Part serial: 00400
- Condition: Failed
- Location: Cabin Pressure
- Stage of operation: UK
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20160327002

## Discrepancy

AT GATE ON APU GEN & PACK 2 NOTICED BURNING SMELL IN FLIGHT DECK & FOUND PRESS SPIKE & CONTROLLER DISPLAYED WENT BLANK, NO DISPLAY.  ALSO NOTICED CB F8 POPPED.  OPENED DV WINDOWS TO RELIEVE CABIN PRESS.  REMOVED DIGITAL CONTROLLER & FOUND TO SMELL BURNT DIS-CONNECTED CONNECTOR & FOUND CB F8 STAYS IN.  INSTALLED DIGITAL PRESSURIZATION CONTROLLER CONNECTED CONNECTOR CB F8 POPS.  REF AMM 21-31-01.  R & R DIGITAL CONTROLLER IAW AMM 21-31-01.  OPERATIONS CHECKED GOOD IAW AMM 21-31-00.

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