Not sure if the systems are the same, but I have a similar issue with my JD 410 backhoe. The main hydraulic pump is in front of the engine connected to the crankshaft. There is a smaller pump in the transmission that supplies the big pump. When it first starts the hydraulics don't work. You can hear a change in the engine when the oil from the small pump reaches the big pump, it only takes a few seconds, but during that few seconds the hydraulics won't hardly work at all. As soon as the big pump is pumping the hydraulics are flawless.
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Today's Featured Article - Box Plow Blues - by Tom Schwarz. One of the first implements most tractor owners obtain is the box plow. For very little money, this piece of equipment promises to plow and flatten any hill or vale on your ranch road or farm. At least that's what I thought! As simple as a box plow appears, it can be rather challenging to make work correctly. In our sandy soils of Florida, traction is king. You can never have wide enough tires or heavy enough weights to get all the traction you want … unless you own a monster tractor. U
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