SECOND IN SERIES FOR NEST LEARNING THERMOSTAT REPAIR
If you do not have your NEST wired for C and are having problems with your NEST, research this option.
If you do not have your NEST wired for C and are having problems with your NEST, research this option.
I have had a ThermoPro Thermostat model TP-55 for quite a while and have been annoyed with it’s readings being obviously off.
The NEST showed the problem to be the Y1 connection but actually it was the Red power wire that was not making a good connection.