Quote:
Originally Posted by AC2717
on a side note, you need a 3 wire for the thermostat, and if only a two wire coming out of the wall will need to replace with a 3 wire set up.
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My Nests run fine on only 2 wires. Look at the
Nest site and compatibility tool. I had a white and red wire coming out of the wall. The compatibility tool shows you where to connect them. It will work with only 2 wires unless you are also controlling central air conditioning from the same Nest.