Y1 and y2 wires might be. Separate the front of the new thermostat from the base. This terminal is for a.
A C Thermostat Wiring. Web in this video we teach you how to identify a common wire also known as a c wire and what it is for when installing a smart thermostat. Whenever your thermostat calls for cooling, the y wire is used to send a signal to your hvac system telling it to fire up the air conditioner. Web the c wire should be connected to the c terminal on the furnace and the c terminal on the thermostat.
Web if you have a c wire, place it into the c terminal on your wall plate. Web connect the new thermostat. This wire goes to the g terminal on.
The key is to use a wire not used for another. Web it should sit flush against the wall and be straight. Turn the electricity back on to the furnace and air conditioner.
This terminal is for a. Remove the face plate of the thermostat. Look at the wires behind your thermostat.
Web check out multiple thermostat wiring diagrams as well as in depth video explanations on accurately wiring thermostats for various types of hvac systems! C wire adapters are available here. Ensure the wire is long enough to reach both points.
Common “c” wires are connected to the transformer and provide a continuous flow of power to the thermostat. Place the plate of your new thermostat against the wall where it will be located. Web the c wire should be connected to the c terminal on the furnace and the c terminal on the thermostat.
Begin by installing the base first. Check the boxes and write down the color of the wires connected to terminals in the existing wall plate. Whenever your thermostat calls for cooling, the y wire is used to send a signal to your hvac system telling it to fire up the air conditioner.
Separate the front of the new thermostat from the base. Web remove the existing thermostat base by loosening the mounting screws. Check the plate with a level, and mark the screw holes with your.
Detach your thermostat from the wall and. Flip the switches in your breaker box to restore the. Web write down the colors of the wires.
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