Cor Wifi Thermostat Wiring Diagram. Wiring diagrams the following pages provide wiring diagrams for multiple heating and cooling equipment configurations. Wi fi with a beneath it indicates a prior connection to the server has been lost.
By admin october 21 2017. Remove your old thermostat base by unscrewing it from the wall. Ac hp fan coil y1y2 r c w2 r c g rc g yy1 ww1 aux1 ob acc acc w2 aux2 y2 c r h yy2 w1 dual transformer installations a150309 during the guided setup process you will need to configure the thermostat for two transformers.
If you have a two stage heat pump then you will also utilize terminal y2 for the second stage.
All wiring must conform to local and national electrical codes. Wi fi router connectivity thermostat to homeowners wi fi router. We teach you how to install a c common wire on the nest thermostat nest thermostat. I believe it is now wired up correctly as the heating is coming on and off when i have it on manual and raise the room temp.