If you have a line, load, neutral and ground wire, you should be able to install your ecobee Switch+. We suggest that you connect ground to ground and neutral to neutral first, and then connect your load and line wires to the Switch+, the same way that they were connected to your old switch. Your connection might look something like this:
Old Switch Wiring:
ecobee Switch+ Wiring:
If this doesn't match your wiring, please contact an electrician to complete your install or give ecobee support a call, we will be happy to help.
1.877.932.6233 (Toll free)
email us: firstname.lastname@example.org