My current thermostat does not have a C wire. I installed the new Nest Thermostat and then purchased the Nest Power Connector. My house has 3 heat zones and I am not sure how to connect the Power connector to the Taco 3 zone valve control.
Thanks for posting here in the Community forum, and I'm sorry for the delay. I want to check if you are still in need of any help. If so, here's a guide for the installation of a Nest Power Connector.
