Carrier 17122000002609 Main Relay Control Board

The Carrier 17122000002609 Main Relay Control Board is a complex part of the HVAC systems that becomes a control hub of many operations of the system. This complex board consists of relays, contactors, and other materials that regulate the switching on or off of some necessary circuits in the systems. It controls the cyclic operations of power to the compressor, condenser fan, evaporator fan, and other key sub systems for the proper operation of the whole system with enhanced efficiency. The Board of directors duties include acting as receptors of signals from other prodigious elements such as thermostats pressure switch and safety controls.