Thermostat wiring diagrams furnaces. The rc wire connects to the cooling system.
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Home thermostat wiring diagram. The thermostat is the control device that provides a simple user interface with the internal workings of your homes climate control system. Gas furnace thermostat wiring diagram. Terminal r or terminal rh for the red wire. This originates from the transformer. Wiring a home thermostat begin by writing down the color codes and which terminal they go to. Red now there can be two separate wires for this.
Green the green wire connects to the fan. The green wire connects to the fan. Here is the industry standard thermostat wire color code used for most systems. R the r terminal is the power. The rh wire connects to the heating system. How to wire a honeywell thermostat with 7 wires programmable wiring.
It shows the components of the circuit as simplified shapes and also the power as well as signal connections in between the devices. Thermostat wiring and wire color chart thermostat wiring colors code. Heating only thermostat wiring diagrams if you only have a furnace such as a gas furnace oil furnace electric furnace or a boiler. By the use of an adjustable set point the job of the thermostat is to turn on either the heating or cooling system to maintain the desired room temperature in the home and to turn off the system when the desired temperature is achieved. Therefore you will use the following color code for simple thermostat wiring. Color of wire and termination.
The white wire connects to your heat. This wire connects to your heat pump if applicable. A wiring diagram is a simplified traditional photographic representation of an electrical circuit. My paperback and e book. White the white wire is what connects to the auxiliary heat on your system. The diagram below shows how a basic 4 wire thermostat is connected as indicated by the color code chart above.
Yellow the yellow wire connects to your compressor. This is essential because even if the wires dont match the required color codes you can at least know how you will wire the new thermostat. The yellow wire connects to your compressor. July 17 2018 by larry a. The basic heat ac system thermostat typically utilizes only 5 terminals. Orange this wire connects to your heat pump if you have one.
Rc red wire power 24 vac rh or 4 red wire jumpered power 24 vac w white wire for heating enable y yellow wire for cooling enable. Goodman touch screen thermostat how to install package unit. It is a red wire and comes from the transformer usually located in the air handler for split systems but you may find the transformer in the condensing unit. Mobile home thermostat wiring diagram collection electric heat thermostat wiring mobile home diagram split likewise. Wellborn variety of mobile home thermostat wiring diagram.
Gallery of Home Thermostat Wiring Diagram
