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| The pressure control valve in JD closed center hydraulic systems assures that steering and brakes maintain priority over all other functions. You will here many here mention priority valve when talking about these systems, same thing. So that junction block on the right hand side under the battery box feeds the attenuator can, then the control support demand for tractor control. Pump system pressure is a function of the stroke control and crankcase outlet valve which are located in the radial front pump. More questions, just ask. | |
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