# SDR AALA2020052099004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2020
- Submitted: May 20, 2020
- Operation: Air carrier
- Aircraft: [N746UW](https://openairdocs.org/aircraft/N746UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1297
- Aircraft time: 52,163 hours, 32,918 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Valve
- Part number: 787A000011
- Condition: Inoperative
- Location: Le Slat
- Stage of operation: CL
- How discovered: O
- Nature of condition: J, F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2020052099004

## Discrepancy

AIRCRAFT WAS GROUNDED. FLIGHT CREW REPORTED A FLIGHT CONTROL SYSTEM 1 FAULT INDICATION. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDENT. REPLACED SLAT POWER CONTROL UNIT BLOCK VALVE AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 27-84-53.

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