The table above provides a more complete list of honeywell thermostat wiring colors and their uses. Again referring to the honeywell thermostat ct31a1003 wiring diagram you can see it requires only two wires r and w.
In Depth Thermostat Wiring Guide For Homeowners Thermostat
Honeywell wiring diagram for thermostat. Heck now im not calling anyone a dummy. Heating controls wiring guide issue 17 v4073a y plan how a mid position valve operates within a y plan heating system how a w plan heating system operates. Thermostat wiring for dummies. Honeywell thermostat wiring diagram 4 wire examples. When you purchase an item through links on our site we may earn an affiliate commission. C 24 vac common you might see blue purple or brown typically used for this wire.
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. It doesnt control cooling and because its a mechanical thermostat it doesnt need power for internal functions so it has no c wire. Thermostat center is supported by our readers. At left the thermostat wiring diagram illustrates the typical wiring connections when installing a honeywell rth2300 or similar programmable room thermostat. Other thermostats have fewer wires. Be sure to identify and label the existing thermostat wires before disconnecting them from the terminals on the old thermostat you are replacing.
Even the most seasoned people who enjoy diy may come across problems with wiring a thermostat. But here is a list of the most common wire color mappings as seen in many four wire t stat setups. The model number of the honeywell thermostat was not provided however here are the typical wiring assignments for a conventional heating system.
Gallery of Honeywell Wiring Diagram For Thermostat
