ICM Controls ICM281 Control Board 30067439-890 What do the C

What do the C

for effective liquid trapping and oil return

How do I know if the Hydrotherm BM-7197 diaphragm needs replacement

If the control board does not detect a microamp signal within the short flame-proving window

you can tune the potentiometer to deliver a steady 12VDC for specific relays or specialty hardware

ICM Controls ICM281 Control Board 30067439-890 What do the CThe ICM Controls ICM281 is a microprocessor based furnace control board designed for direct "fit, form, and functional" replacement of Carrier CES0110057 xx series modules. Built for reliability in high demand residential and commercial systems, this integrated furnace control (IFC) manages the gas valve, inducer motor, ignitor, and blower, while providing dedicated terminals for a humidifier and electronic air cleaner. For technicians handling larger