Hydroflame FA 7615 circuit board and ignitor
My furnace sometimes will not ignite and thus blows cold air until I shut it off. Not often, but often enough that I usually wake up in the morning with it running and blowing cold air. I ord...
Forum Discussion
drsteve wrote:
If the furnace doesn't light, the blower fan should not continue to run.
They do when they are OLDER furnace boards. Older Furnace's did not have the Fan relay ON the control board to shut the blower OFF when the furnace failed to light. Doug
