# SDR AALA2018121739022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2018
- Submitted: December 17, 2018
- Operation: Air carrier
- Aircraft: [N769US](https://openairdocs.org/aircraft/N769US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1391
- Aircraft time: 48,509 hours, 31,196 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Servo Valve
- Condition: Failed
- Location: Brakes
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2018121739022

## Discrepancy

NORMAL BRAKING AND AUTO BRAKE FAILED.  REPLACED THE BRAKE SERVO VALVE 17GG IAW AMM 32-42-48-400-001-A.  TESTED OK. NO LEAKS FOUND.

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