How to wire a thermostat at Home Depot?

1 White. The white wire connects to your heat. 2 Yellow. The yellow wire connects to your compressor. 3 Green. The green wire connects to the fan. 4 Orange. This wire connects to your heat pump (if applicable). 5 Red (C). The Rc wire connects to the cooling system. 6 Red (H). The Rh wire connects to the heating system. 7 Blue.

Where do you put the wire on a Trane thermostat?

If you have a Trane model thermostat, and have a wire labeled X or B refer to your thermostat manual. In some cases, one of those wires may be your common. If you have a C wire, place it into the C terminal on your wall plate. Let’s take a look at the G wire.

Where does the Red Wire go on a thermostat?

Yellow – The yellow wire connects to your compressor. Green – The green wire connects to the fan. Orange – This wire connects to your heat pump (if you have one). Red – Now, there can be two separate wires for this. One is for cool and the other is for heat, hence the abbreviation “RH” and “RC”.

How does 12VDC work on a wall thermostat?

by the wall thermostat to the relay coil. When the thermostat switch is placed in the cool position 12VDC(+) travels from the thermostat red wire to the thermostat yellow (Y) wire and then to the relay coil. When the coil is activated an electromagnet inside the relay will pull the contacts closed.

Where does the green wire go on a thermostat?

The green wire connects to terminal G on your thermostat. The orange thermostat wire links to your heat pump, if you have one. It terminates in your outdoor condenser for reversing valve operation from hot to cold. The orange wire connects to terminal O on your thermostat.

What kind of wire does an AC thermostat use?

The orange wire only applies to homeowners with an air-source heat pump. Only air-source heat pumps connect to your outdoor condenser. Homeowners with geothermal heat pumps have no use for the orange wire. Red wires, specifically Rc wires, are responsible for 24-hour volt AC power from your transformer.

Where does the Rh wire on a thermostat go?

The Rh wire connects to your heating system as opposed to your cooling system. This wire may be red without an “H” attached to it, depending on if you have a dual transformer setup. The Rh wire connects to the RH terminal on your thermostat.