Letter Re: Air Lift Pumps
Using compressed air to lift water from a well does work as described in the previous article; however, one must insure the compressed air comes from an oil-free compressor. If the air compressor has an oil-filled crankcase, the delivered air will have oil vapor/oil mist in it, which is not something one should have suspended in their drinking water. Do not trust an oil/water separator on the compressed air unit to remove oil vapors; they will eventually saturate and become pretty much useless. To confirm what your compressor is doing, check the condensate drain on the air tank. If it …