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    Need Help - Aux Hydraulics Continuing to Move

    Situation: Hey, I have a Hitachi ZX40U-3 excavator. I am adding aux hydraulics to use a thumb. The way I have set it up, I have a solenoid activated directional control valve (sharing image below) installed into the pilot hydraulic system. T'd into pressure and tank lines. A & B lines going to...
    • Chugach-Ven
    • Thread
    • aux circuit aux hydraulics hydraulic thumb
    • Replies: 3
    • Forum: Excavators
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