I'm trying to hook up a Nest thermostat. My existing Honeywell thermostat as six wires. B, G, O, R, Y, W. The Nest thermostat has one port for both O and B. My EWC panel is Model EWC-ST-2D. What do I do?
Thank You
Gary
Nest Thermostat
Nest Thermostat
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Re: Nest Thermostat
You need to change zone board to a NCM-300. Any questions call 1800-446-3110-X490.