New Circuit Board For Furnace. Icm controls icm2805a furnace control replacement for nor dyne 624631 control boards used with g3 g4 g5 g6 m2 and m3 furnace modules 4 7 out of 5 stars 87 misc. Factory authorized parts hh84aa020 furnace circuit board heat cool.
Try to leave the wires attached if possible if this is not possible transfer the wires one at a time to the new board. However other furnace issues such as the failure of the furnace to heat or the furnace starting and then stopping unexpectedly are more likely to be caused by a faulty igniter flame sensor or vacuum switch. Plug the furnace back in and test it.
Icm controls icm2805a furnace control replacement for nor dyne 624631 control boards used with g3 g4 g5 g6 m2 and m3 furnace modules 4 7 out of 5 stars 87 misc.
4 6 out of 5 stars 679. Click to see full answer. This brand new replacement furnace circuit board is approved for use with carrier hvac equipment. Verify the wiring is correct from the picture that was taken.
