Honeywell thermostat wiring diagram 4 wire examples. Heat pumps are different than air conditioners because a heat pump uses the process of refrigeration to heat and coolwhile an air conditioner uses the process of refrigeration to only cool the central air conditioner will usually be paired with a gas furnace an electric furnace or some other method of heating.
Honeywell Heat Cool Thermostat Wiring Diagram Wiring Diagrams
Wiring diagram for a honeywell thermostat. Keep in mind that there should be a low voltage cable in the wall where the thermostat is located which has individual wires as shown in the instructions below. Other thermostats have fewer wires. Thermostat wiring for dummies. Be sure to identify and label the existing thermostat wires before disconnecting them from the terminals on the old thermostat you are replacing. When you purchase an item through links on our site we may earn an affiliate commission. At left the thermostat wiring diagram illustrates the typical wiring connections when installing a honeywell rth2300 or similar programmable room thermostat.
C 24 vac common you might see blue purple or brown typically used for this wire. The model number of the honeywell thermostat was not provided however here are the typical wiring assignments for a conventional heating system. Thermostat center is supported by our readers. Again referring to the honeywell thermostat ct31a1003 wiring diagram you can see it requires only two wires r and w. The table above provides a more complete list of honeywell thermostat wiring colors and their uses. It doesnt control cooling and because its a mechanical thermostat it doesnt need power for internal functions so it has no c wire.
But here is a list of the most common wire color mappings as seen in many four wire t stat setups. Even the most seasoned people who enjoy diy may come across problems with wiring a thermostat. Heck now im not calling anyone a dummy. Thermostat wiring diagrams for heat pumps heat pump thermostat wire diagrams.
Gallery of Wiring Diagram For A Honeywell Thermostat
