The ICM Controls ICM280 Furnace Control Board is a vital component in HVAC systems, built primarily to control and regulate furnace operation. The way this control board operates is by controlling the ignition, gas valve, fan, and safety controls, among other furnace functions. It performs the role of the central control unit, coordinating the series of actions to guarantee dependable... https://www.partshnc.com/icm280-icm-controls-furnace-control-board