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BURNER FIRING RATE DETERMINATION FOR MODULATING FURNACE

  • US 20100009302A1
  • Filed: 07/10/2008
  • Published: 01/14/2010
  • Est. Priority Date: 07/10/2008
  • Status: Active Grant
First Claim
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1. A method of operating a modulating furnace having a burner configured to operate at multiple burner firing rates and a controller configured to accept a call for heat, the method comprising the steps of:

  • operating the burner at a first rate for a first period of time; and

    increasing the burner firing rate of the burner after the first period of time expires;

    wherein the burner is operated while the controller is receiving a call for heat and is not operated when the call for heat ceases.

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