# SDR HALA2017053000125

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 25, 2017
- Submitted: May 31, 2017
- Operation: Air carrier
- Aircraft: [N388HA](https://openairdocs.org/aircraft/N388HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1310
- Aircraft time: 24,433 hours, 3,741 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Shaft
- Condition: Broken
- Location: Tachometer
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2017053000125

## Discrepancy

ABORTED TAKEOFF FOR ECAM BRAKES,  RELEASED  BRAKE 4.   REMOVED & REPLACED THE NR 4 WHEEL SPEED TACHOMETER IAW AMM 32-42-57.  UPON REMOVAL FOUND SHAFT ASSY BROKEN. REPLACED THE SPLINE SHAFT, OPS CHECKED GOOD.

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