# SDR SA05054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 2005
- Submitted: May 25, 2005
- Operation: Air carrier
- Aircraft: [N105UW](https://openairdocs.org/aircraft/N105UW), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 868
- System (JASC): [2565 · Escape Slide](https://openairdocs.org/jasc/2565)
- Part: Servo Valve
- Part number: C203740002
- Condition: Failed
- Location: Mlg Ww
- Part time: 15,722 hours
- Stage of operation: IN
- How discovered: 9
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SA05054

## Discrepancy

DURING TAKE-OFF ROLL, THE BRAKES BEGAN TO SURGE, CAUSING THE AIRCRAFT TO VEER ON THE RUNWAY.  AT THE SAME TIME, A BRAKE SYSTEM 1 FAULT ECAM MESSAGE GENERATED.  THE TAKE-OFF WAS REJECTED AT 40 KNOTS.  THE FLIGHT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT.  MAINTENANCE REPLACED THE NORMAL BRAKE SERVO VALVE, FIN 18GG.  OPERATIONALLY CHECKS OK.

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