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Hot water control C will energize the boiler and circulator on prolonged demand for hot water before control 50 becomes operative to maintain domestic water temperature. With average residential installation, the flow regulators F limit the water flow in each zone to the order of 2-3 gallons per minute and thereby assure that enough pump heat is available for circulation …Get Price
Baier, John F. Primary Class: 122/214 International Classes: F24H1/38 View Patent Images: Download PDF 2841124 US Patent References: 2580033 Heater Liming 2490693 Steam or hot-water boiler Liming 2247796 Heating boiler Get Price
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2003/12/16 · Boss Hog, Parents had steam heated home from '55 to about '94. House had been built by a plumber in '38, and had some nice features. The nat gas boiler was huge, about 4'x5' footprint, plus the asbestos wraped pipes. Dad knew industrial boilers, and his WWII destroyer was boiler/electric drive, so he maintained ours.Get Price
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Cleaning Steam Fire Engine Boiler. ., scientific american, Liming SECTION THROUGH BUTTNER WATER TUBE STEAM BOILER Apple Economical Gas Engine Igniters Electrical Manfg. THE MIDGET DYNAMO OR MOTOR D L. HOLDSNI Practical Get Price