I currently have a honeywell thermostat installed. I took the picture of
wiring. It has 4 wires ,and connected as follows to honeywell.RC - red
colorW- white colorC- green colorK- black color. Please help me select
the right slot in the new nest lear...
Thank you for your response. Just to add, yes I have a AC and furnace
heating which was controlled with honeywell thermostat. Also I did a bit
of google search on terminal K, and this is what the info I found on the
internet which states " The K term...