Ac Thermostat Wiring A Condenser

Both are connected to the same contactor relay located inside the condensing unit.

Ac thermostat wiring a condenser. 18 gauge standard single stage heat thermostat standard a c condenser ac contactor 4 this diagram is to be used as reference for the low voltage control wiring of your heating and ac system. Today the terminal with the abcd wires connected in the furnace has 2 sets of wir read more. Typically the yellow wire will be run to the air handler where at the air handler this wire is usually connected to another wire typically by a wire nut. 18 gauge standard single stage heat thermostat standard a c condenser ac contactor 4 this diagram is to be used as reference for the low voltage control wiring of your heating and ac system.

Stage backup heat control wiring standard air handler wire size. Furthermore it will be one of the few control wires thermostat wires that will terminate at the condenser in a split system air conditioner and heating system. Question for you regarding wiring a carrier infinity with a honeywell lyric. If you have one that s your c wire and you re ready for general installation.

Look for a wire connected to a terminal labeled with a c on the thermostat. I have a gas furnace and an ac condenser. Stage backup heat control wiring standard air handler wire size. When a service professional has installed a new condenser and completed the refrigerant piping connections hookup of the electrical wiring will go something like this.

Check the area behind the thermostat to see if a c wire was tucked into the wall by your electrician or the installer. Always refer to your thermostat or equipment installation guides to verify proper wiring.