# SDR AALA201804239022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2018
- Submitted: April 24, 2018
- Operation: Air carrier
- Aircraft: [N712US](https://openairdocs.org/aircraft/N712US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1038
- Aircraft time: 51,635 hours, 29,929 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Control Unit
- Part number: E21327106
- Part serial: 10096
- Condition: Faulty
- Location: Brakes
- Part time: 9,057 hours, 4,762 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201804239022

## Discrepancy

SHORTLY AFTER TAKE-OFF, AND BEFORE LANDING GEAR RETRACTION, ECAM MESSAGEFOR BRAKES AUTO BRAKE FAULT,  BRAKE RELEASED. REPLACED BRAKE SYSTEM CONTROL UNIT IAW AMM 32-42-34, PERFORMED BITE TEST OF BSCU, TESTS OK.

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