Thermostat Wiring For Ac Units. The first thing that you need to learn is how your thermostat works. Web both are connected to the same contactor relay, located inside the condensing unit.
hvac Nest thermostat wiring to First Co air handler Home from diy.stackexchange.com
Connect the white wire to the y terminal at the cooling. Web this video is to be used as a reference for the low voltage control wiring of your heating and ac system. Web connect the red wire to the r terminal at the cooling system, and the rc terminal on the thermostat.
C Wire Adapters Are Available Here.
Web if you have a c wire, place it into the c terminal on your wall plate. Web the main floor or first floor thermostat (zone 1) has separate heat and a/c (which is using the rc terminal). Web connect the red wire to the r terminal at the cooling system, and the rc terminal on the thermostat.
2 Take Off Existing Control.
To install your unit, you’ll need to connect the correct wires to the corresponding terminals. Web this video is to be used as a reference for the low voltage control wiring of your heating and ac system. This wire goes to the g terminal on.
I Show You How To Wi.
Check the boxes and write down the color of the wires connected to terminals in the existing wall plate. Check all that apply (not all. Always refer to your thermostat or equipment for fu.
Separate The Front Of The New Thermostat From The Base.
The first thing that you need to learn is how your thermostat works. Web write down the colors of the wires. The following installation instructions and wiring diagram are.
Web How To Wire A Thermostat 1 Thermostat Wiring Tips.
Electricity is delivered to the stat through. Current thermostat is a honeywell ct3300a1009. Web remove the existing thermostat base by loosening the mounting screws.
