# SDR VQI201408040018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2014
- Submitted: August 4, 2014
- Operation: Air carrier
- Aircraft: [N628VA](https://openairdocs.org/aircraft/N628VA), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 2993
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Condition: Failed
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VQI201408040018

## Discrepancy

SHORTLY AFTER REACHING CRUISE ALTITUDE, THE CREW RECEIVED A CABIN PRESSURE NR 1 SYSTEM STATUS MESSAGE (CAB PR 1) DISPLAYED ON ECAM WITH AN ASSOCIATED CABIN PRESSURE "BUMP".  IAW FCOM PRO-ABN-21 15/24 THE CREW CONTINUED TO DESTINATION.  AFTER APPROXIMATELY 1 HR THE CREW RECEIVED A "CAB PRESSURE EXCESS CAB ALT ECAM" WARNING.  THE CREW INITIATED A DESCENT TO FL100 AND DIVERTED.  UPON ARRIVAL, LOCAL MAINTENANCE MET THE ACFT AND ACCOMPLISHED THE FOLLOWING AMM PROCEDURE AMM 21-31-00-710-002-A.  THE NR 1 CABIN PRESSURE CONTROLLER WAS FOUND FAULTY AND DEACTIVATED IAW MEL 21-31-01-2.  THERE WAS NO REPORT OF ACTUAL CABIN PRESSURE LOSS DURING THE EVENT.  THE ACFT DEPARTED AND CONTINUED TO ITS FINAL DESTINATION WITHOUT ANY FURTHER FAULTS.  THE NR 1 CABIN SYSTEM CONTROLLER WAS REPLACED AND THE SYSTEM WAS REACTIVATED.

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