Most popular subjects
Can I install my thermostat myself?
The installation should be performed by a certified electrician and must comply ....
How can I determine the wires polarity?
The TH1120 and TH1121 series thermostats have two non-polarized wires, meaning that either thermostat wires can be connected to either electrical box wires.
How do I enable the display of time, date and outside temperature on my Web programmable thermostat?
To enable the display of time, date and outside temperature on your Web programmable thermostat, you must first connect the product to your GT125 Web interface...