# SDR AALA2020040879007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2020
- Submitted: April 8, 2020
- Operation: Air carrier
- Aircraft: [N123UW](https://openairdocs.org/aircraft/N123UW), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1310
- Aircraft time: 57,843 hours, 27,935 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Valve
- Part number: VFT300B00
- Part serial: 042605802
- Condition: Faulty
- Location: Cabin Pressure
- Part time: 9,240 hours, 5,342 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2020040879007

## Discrepancy

AIRCRAFT WAS GROUNDED: VENT SKIN VALVE FAULT AFTER TAKEOFF FOLLOWED BY BLOWER FAULT. UNABLE TO PRESSURIZE CABIN. FLIGHT RETURNED TO PHL. REMOVED AND REPLACED SKIN AIR OUTLET VALVE IAW AMM 21-26-53.

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