My current thermostat display is blank, but still working. I decided to
buy a Nest for ease of control while I am away from home.I wired up the
system according to what I thought was correct and I get hot (heated)
air when the A/C should be working. ...
I have ordered a Nest Learning Thermostat and some 18/6 thermostat wire.
I will be installing them both later this week. The reason for the
thermostat wire is that I currently do not have a C wire available at
the thermostat. Adding the 6th wire will...
The picture is from before I started trying to install the Nest
Thermostat. After the Nest wouldn't work, I reinstalled the old
thermostat and it is working fine, with the exception of the display
being blank.(original problem)I do have a 2 stage hea...