ICM Fan Blower Control

The ICM271 fan control center is a solid-state control designed and engineered for the replacement market. The ICM271 is designed specifically to replace the carrier/BDP gas furnace control centers that have been used in new equipment for many years. The ICM271 is a form, fit and functional replacement of the OEM control requiring no modifications to the original wiring or to the appliance’s sheet metal. Be sure all electrical power is turned off. Remove control box cover, exposing the old carrier/BDP gas furnace control center. If furnace is equipped with a vent damper, disconnect the plug connector from the old board. Tag each wire as it is disconnected from the old furnace control center. Disconnect all of the wiring hookups. . Remove the old Carrier/BDP furnace control center from the control box. Install the ICM271 fan control center into the control center box. Be sure the top edge of the ICM271 is in the mounting slot, just like the original board. If the appliance had a vent damper, break the vent damper jumper plug from the ICM271. Connect the original vent damper plug to the ICM271. Restore electrical power to the furnace and put the furnace into operation. Allow the furnace to run through one complete heating or cooling cycle.