Methods and apparatus for heating air with hot water
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United States of America Patent
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Jan 15, 2013
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N/A
app pub date -
Apr 24, 2007
filing date -
Apr 24, 2007
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Abstract
A method controls an air handler that generates heated air from hot water generated by a water heater. The method includes generating a signal in the presence or absence of an indicia of water flow associated with the water heater; initiating operation of a pump associated with the air handler when the signal indicates that water flow associated with the water heater is at least at a selected level to supply hot water to the air handler sufficient to generate heated air; and/or terminating operation of the pump and/or a blower/fan associated with the air handler when the presence or absence signal indicates that the water flow associated with the water heater is less than the selected level.
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