Illinois Malleable Iron Co. · Illinois Malleable Iron Co. · leaf 299
Fig. 4092A WIRING DIAGRAM SHOWING DEWEY HOT WATER THERMOSTATAND CHICAGO HEAT REGULATOR CONNECTED-BACK VIEW IfEFEBEitCE … Fig. 4092B I DEWEY THERMOSTAT CONTROL (Not Illustrated) For tank heaters on domestic supply, used in residences, flat buildings, hospitals,gymnasiums, etc., where steady temperatures are desired. Also used to control steamheater storage tanks operating balance valve. Is absolutely automatic and can…
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