Help Installing Nest on Millivolt System Using 24v Transformer - DoItYourself.com Community Forums
I need help hooking up a new Nest thermostat to an old millivolt floor furnace by using a 24v step-down transformer. The model of the floor furnace is: ... IF you have a milivolt system then you can not do that! When Rh and W are shorted that connects the...
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