Questions & Answers for: Hunter 24v common

...24V, C is common, W is heat call, and G is the blower. Y is generally cooling. The furnace could be turned on by connecting R, W, and G together, I suppose, if the above doesn't work... but it won't ...

...24v) and are usually red; Y (or in this case Y/O) is power to the cooling contactor (outside the house) and is usually yellow, and W (or in this case W/B) is the common wire, and is usually white. It ...

...24v coming to stat) White to W (Heat) Green to G (Blower) Yellow to Y (Air conditioning) Blue to C (common) This is assuming you have gas heat and central air conditioning. If you have a heat pump ...

which is a communicating tstat. You would need to purchase the interface module to connect your legacy style furnace to a communicating tstat. Yes r is 24v and c is common but i+ and i- are data wires