Appreciate the help in advance. I've installed a number of HS210 with success, but I'm having an issue with a new one I just installed. When the 3-way switch is turned on from either the HS210 or the

The most frequent questions I have seen are related to 3-Way configurations. So here is a Tutorial that I hope will answer most questions, especially when it comes to installation. What is a 3-way (or