My goodman furnace has a control board that displays erratic behavior (three blinks imediately). Furnace failed to work for one day. Furnace has now worked for one full day. Do I need a new control board?
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My goodman furnace has a control board that displays erratic behavior (three blinks imediately). Furnace failed to work for one day. Furnace has now worked for one full day. Do I need a new control board?
What do the 3 blinks mean? Check the codes on the inside of furnace cover.
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