# SDR UALA2010042601367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2010
- Submitted: May 14, 2010
- Operation: Air carrier
- Aircraft: [N404UA](https://openairdocs.org/aircraft/N404UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 450
- Aircraft time: 55,506 hours, 20,267 cycles
- Engine: Iae V2527A5
- System (JASC): [3231 · Landing Gear Door Retract Section](https://openairdocs.org/jasc/3231)
- Part: Valve
- Part number: 114087008
- Part serial: 7
- Condition: Faulty
- Location: Mlg Door
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010042601367

## Discrepancy

MLG DOOR IS STUCK IN THE DOWN POSITION LT SIDE.  DOOR IS STUCK DUE TO FAULTY VALVE.  REPLACED BYPASS VALVE AND OP CHECKS ARE OK.

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