# SDR DXTA2012050704969

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2012
- Submitted: May 7, 2012
- Operation: Air carrier
- Aircraft: [N472QS](https://openairdocs.org/aircraft/N472QS), registered now
- Make and model: Gulstm GIV
- Aircraft serial: 1372
- Aircraft time: 10,738 hours, 5,226 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Control Box
- Part number: 3003418
- Condition: Inoperative
- Location: Anti Skid Sys
- Stage of operation: TX
- How discovered: O
- Nature of condition: S
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2012050704969

## Discrepancy

BRAKE PEDALS MUST BE FULLY DEPRESSED BEFORE ANY BRAKING ACTION IS FELT AND THEN THEY ARE VERY GRABBY. ALL BRAKE WEAR INDICATORS ARE GOOD.  R & R ANTI-SKID CONTROL BOX AND INSTALLED A REPAIRED ANTI-SKID CONTROL BOX IAW G-IV CMP 324264.  SUCCESSFUL OPS CHECK PERFORMED IAW G-IV CMP 324264.

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