The intake side should be almost twice the flow area of the output. (Not twice the diameter!!) The area of 1/2" pipe is about .19 sq inches the area of 3/4" pipe is .44sq inches. The reason for this is because the suction side depends on air pressure to push hydraulic oil into the pump, if restricted at all, the pump cavitates and that can ruin it, as well as restricting flow. The pressure side has pressure forcing it through the hose. It is the same reason intake valves are bigger than exhaust valves. Jim
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Today's Featured Article - Harvestin Corn in Southern Wisconsin: The Early Years - by Pat Browning. In this area of Wisconsin, most crops are raised to support livestock production or dairy herds in various forms. Corn products were harvested for grain, and for ensilage (we always just called it 'silage'). Silo Filling Time On dairy farms back in the 30's and into the first half of the 40's, making of corn silage was done with horses pulling a corn binder producing tied bundles of fresh, sweet-smelling corn plants, nice green leaves with ear; the
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