How to Install a Thermostat for a Baseboard Heater
Even the most seasoned people who enjoy DIY may come across problems with wiring a thermostat. I will explain that in a little more detail further down this page. What I would like you to know is the information detailed below is based on the industry standard, yet not all thermostats will work this way simply because letters and numbers are used as well as color. So, this is what you might expect to see in terms of colored wires and what they mean:. AND it has been recorded by a professional in the industry.
When wiring, each wire should be identified by what terminal s it connects to, never by color. If you do not know the terminal that each wire connects to, it may be necessary to go to the HVAC system and look at the designations on the control board. See the diagram below for what each wire controls on your system:. If you have a dual-fuel system, or are unsure, it is recommended that you contact a Professional HVAC Contractor to continue.
Note: This post was originally published on June 27, If you have both an Rh and an Rc wire, the former powers the heating and the latter powers the cooling using two separate transformers. If, for example, you have an R wire and an Rc wire, the R wire controls the heating system. G: This wire controls the blower fan, which is responsible for pushing the warm or cool air through all the vents in your house. It is not a ground wire!