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    Komatsu pc50 slow movements

    Hi everyone, I own a 2008 Komatsu pc50. When I move the dipper, the boom lifts very slowly, but when I slightly release the dipper joystick the boom lifts just fine and fast. Is there any way to make the boom and dipper work simultaneously? There are hold valves on the boom and dipper cylinders...
    • Ale98
    • Thread
    • excavator komastsu pc50 mr-2
    • Replies: 5
    • Forum: Excavators
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