First check the single to double action settings on the aux valves. One may be turned too far bending or breaking the roll pin and that will cause system to stay on demand. The 560 is not really a true open center valve system as there is no flow through aux valves when in neutral, the flow from the pump is diverted to reservoir through the regulator valve ( unloading valve). This valve is controlled by a screened orfice under the cover of reg valve. If plugged or peened undersized it will cause your system to stay on demand , fluid going over relief valve portion of regulator valve assembly. Clean or replace orfice if plugged. More information on other posts previous to this one.
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Today's Featured Article - Field Modifications (Sins of the Farmer) - by Staff. Picture a new Chevrolet driving down the street without it's grill, right fender and trunk lid. Imagine a crude hole made in the hood to accommodate a new taller air cleaner, the fender wells cut away to make way for larger tires, and half of a sliding glass door used to replace the windshield. Top that off with an old set of '36 Ford headlight shells bolted to the hood. Pretty unlikely for a car... but for a tractor, this is pretty normal. It seems that more often than not they a
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