# SDR AALA202008149016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2020
- Submitted: August 14, 2020
- Operation: Air carrier
- Aircraft: [N714US](https://openairdocs.org/aircraft/N714US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1046
- Aircraft time: 57,249 hours, 33,564 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 90221570210
- Part serial: 9967423
- Condition: Defective
- Location: Cabin Pressure
- Part time: 54,651 hours, 31,555 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202008149016

## Discrepancy

AIRCRAFT GROUNDED - ON CLOSING PASSENGER/CREW DOOR, CABIN BEGAN TO PRESSURIZE. ECAM: CABIN PR SYS 1 & 2 FAULT.  AUTO PRESSURIZATION INOPERATIVE, HAD TO MANUALLY DEPRESSURIZE. UNABLE TO ACCESS CONTROLLERS FOR BITE CHECK. TROUBLESHOOTING PER FAULT ISOLATION MANUAL AND WIRE DIAGRAM.  FAULT ASSOCIATED WITH #1 LGCIU (LANDING GEAR CONTROL AND INTERFACE UNIT).  REMOVED AND REPLACED #1 LGCIU (AALA202008149018) PER AMM 32-31-71, NO FIX.  REMOVED AND REPLACED #2 CABIN PRESSURE CONTROLLER (AALA202008149016) PER AMM 21-31-34, OPERATIONAL CHECK NORMAL.

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