# SDR CALA2015051593790

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2015
- Submitted: May 15, 2015
- Operation: Air carrier
- Aircraft: [N439UA](https://openairdocs.org/aircraft/N439UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 683
- Aircraft time: 60,404 hours, 23,524 cycles
- Engine: Iae V2527A5
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Control Unit
- Condition: Malfunctioned
- Location: Te Flap
- Stage of operation: CL
- How discovered: O
- Nature of condition: F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2015051593790

## Discrepancy

AIR RETURN DUE TO FLAP SLAT LOCK MSG STUCK BETWEEN 1 & 0.  REPLACED FLAP SLAT CONTROL UNIT SFCC1.  OPERATIONS NORMAL.

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