# SDR CALA2015101494587

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 11, 2015
- Submitted: October 14, 2015
- Operation: Air carrier
- Aircraft: [N825UA](https://openairdocs.org/aircraft/N825UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 980
- Aircraft time: 55,994 hours, 22,625 cycles
- Engine: Iae V2522A5
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Unknown
- Condition: Malfunctioned
- Location: Cabin Pressure
- Stage of operation: DE
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2015101494587

## Discrepancy

CABIN PRESS STARTED TO CLIMB ON INITIAL DESCENT.  CABIN ALT ROSE TO 11000 FEET AT FL 330.  DECLARED EMER, DONNED O2 MASKS CPC 1 & 2 SHOWED NO FAULTS.  REPLACED CPC 1 & 2 PRECAUTIONARY.  BITE TESTED GOOD, NO FAULTS PRESENT.

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