The JD control valves are likely setup for closed center and odds are 99.999999% that the aux pto pump is open center. The valves maybe convertible to open center and a relief pressure of 2250 set. Some of those JD backhoe valves have relief valves incorporated into them. What kind of tractor is the backhoe mounted to? If it's a deere an aux hydraulic pump is not required. The tractor will have more than sufficient capacity in flow, cooling and storage. What size pump, tank and cooler have you purchased?
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Today's Featured Article - The Perfect Restoration - by Chris Pratt. Often, in quiet moments, I have wandered back in my thouhts to the many tractors I have seen over the years and wondered which one inspired me the most. Sure, we have a fond attachment to one brand and model or another, sometimes it was remembering that first time we got to climb up in the drivers seat and command that roaring beast, or maybe because when you see that special model, you can't help but see Dad on it, he's gone, but everytime you see a tractor like his, it's a like part of him i
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