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  1. Kyle Carson

    Komatsu D31PX-21 Steering issues

    I'm working on a PX-21 s/n50728 with 3,300hrs, it won't drive straight in forward...it goes straight in reverse. It's my understanding that it can be recalibrated from the cab. Is that true and does anyone know the procedure? Any help would be greatly appreciated.
  2. Kyle Carson

    Cat D3C II won't steer properly to one side

    I'm working on a D3C series II, 4HJ, that doesn't want to steer to one side. The left pedal will work perfectly...clutch disengages and the brake works smooth and easy for a left turn. The right pedal is much harder to depress and when it is fully applied the machine comes to a stop. If more...
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