Today the "pump and dump" furnace is recieving 47 deg water from a 175 deep well with a 3/4 hp pump and discharges 32deg down a field drain tile. Uses 5gpm and pump puts out 15gpm at installation test, so rest of house gets plenty when needed.Heating 4000sq ft with temps kept high for old folks living with us. Had below zero temps for days and wind. Furnace runs 80-90% of the time. Land here is loess over sand over sticky clay with glacier erratics (rocks)that get as big as Buicks, so field idea was avoided. Hard to get used to the complicated furnace and tepid heat after years of natural gas in the city. But....it works! Leo
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Today's Featured Article - Tractor Hydraulics - The Basics - by Curtis Von Fange. Hydraulics was one of the greatest inventions for helping man compound the work he can do. It’s amazing how a little floor jack can lift tons and tons of weight with just the flick of a handle. What’s even more amazing is that all the principals of hydraulic theory can be wrapped up in such a small package. This same package applies to any hydraulic system from the largest bulldozer to the oldest and smallest tractor. This short series will take a look at the basic layout of a simple hydraul
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