# SDR USAA2015020200011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2015
- Submitted: February 2, 2015
- Operation: Air carrier
- Aircraft: [N768US](https://openairdocs.org/aircraft/N768US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1389
- Aircraft time: 38,167 hours, 25,252 cycles
- System (JASC): [3241 · Brake Anti-Skid Section](https://openairdocs.org/jasc/3241)
- Part: Tachometer
- Part number: C201050002
- Part serial: 1137
- Condition: Faulty
- Location: Anti-Skid Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2015020200011

## Discrepancy

AFTER TAKEOFF CREW RECEIVED ECAM MSG FOR A NR 2 AUTO BRAKE FAULT.  CREW CYCLED ANTI-SKID SWITCH & FAULT CLEARED.  POST FLIGHT REPORT BITE CHECK FOUND FAULT WITH THE NR 2 ANTI-SKID TACHOMETER.  REPLACED NR 2 TACHOMETER IAW AMM 32-42-57-400-001-A.  OPERATIONAL CHECKS WERE GOOD IAW AMM 32-42-00-720-003-A.

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