wiring diagram: Ac Wiring Diagram Thermostat

Red wire for air conditioner control power hot. Breakdown of colors and terminals thermostat wiring diagram for ac unit.

Dometic Thermostat Wiring Diagram Duo Therm Thermostat Wiring

If the existing ac thermostat has four wires coming from your furnace and air conditioner unit then your new air conditioner thermostat must have four wires to connect to furnace and air conditioner unit.

Ac wiring diagram thermostat. One is for cool and the other is for heat hence the abbreviation rh and rc. Check out multiple thermostat wiring diagrams as well as in depth video explanations on accurately wiring thermostats for various types of hvac systems. Ac contactor 4 this diagram is to be used as reference for the low voltage control wiring of your heating and ac system.

Yellow the yellow wire connects to your compressor. Furnace control board wiring diagram doesnt seem to clearly indicate the attach point at the furnace end. Ac service tech llc thanks for all your continued support.

C terminal to the blue wire. How to wire an air conditioner for control 5 wires. Orange this wire connects to your heat pump if you have one.

If you have a two stage heat pump then you will also utilize terminal y2 for the second stage. Everything you need to know about the common wire. But what if you have a system thats a little different like a heat pump system then your thermostat is going to be wired a little different as well.

Y terminal to the yellow wire. Green the green wire connects to the fan. This is a basic honeywell thermostat wiring diagram for a single stage heat pump.

Thermostat in 1st level and ac central air blower in attic. This is thermostat wiring diagram is specifically for a system with two transformers. Whenever you unscrew the air conditioning thermostats from the wall make sure the thermostat wire doesnt slip back to the drywall.

R terminal for the red wire. A large majority of homes today have an hvac system containing a furnace oil gas or electric and an ac unit. Always refer to your thermostat or equipment installation guides to verify proper wiring.

170 replies on thermostat c wire. The thermostat wiring on these systems can have very similar wiring properties. Red now there can be two separate wires for this.

G terminal to the green wire. Honeywell thermostat wiring diagrams. Note some ac systems will have a blue wire with a pink stripe in place of the yellow or y wire.

If your homes system of this vintage has provisions for air conditioning cooling then the thermostat wiring will have at least three wires some will require a separate r terminal for heating and cooling and will be labeled rh and rc now needing a minimum of 4 wires r w and a y terminal. W terminal to the white wire.

Installing The Thermostat Wire Adapter Customer Support