What do I need to install a programmable thermostat?

Insert the wires into the corresponding terminals on the thermostat and tighten the terminal screws. There may be a metal jumper connecting the R and Rc terminals on the new thermostat. The manual will direct you whether to leave it in place or remove it. Wi-Fi thermostats may require a C wire.

How do I install a digital thermostat on my furnace?

Turn off the power to your furnace before beginning digital thermostat installation. Remove the cover of the old thermostat. Most of them simply pop off easily with a little force. Remove the screws from the screw terminals in the sub-base of the old thermostat and remove it from the wall.

How can I test my furnace on the thermostat?

Test it by setting the temperature five degrees higher than the temperature of the room; see if it comes on (any programming can be overridden by holding the temperature up arrow and holding it for several seconds until the called for temperature rises: then hit “hold”).

What kind of thermostat do you need for a millivolt furnace?

These types of systems require a special thermostat and don’t work with standard low-voltage thermostats. Millivolt thermostats use very low voltage, usually 750 millivolts (mV) or 0.75 volts. Unlike low-voltage systems, they do not require a step-down transformer and are not connected to the household wiring system.

How to install a programmable thermostat at Lowes?

1 Turn Off the Unit and the Power. Turn off the old unit. 2 Remove the Thermostat 3 Label the Wires 4 Take a Picture 5 Disconnect the Wires 6 Remove the Old Wall Anchors 7 Install the New Wall Plate 8 Connect the Wires 9 Install the Batteries 10 Mount the Thermostat 11 Restore the Power

How to pick the right thermostat for your furnace?

If you have any doubt about which type of thermostat is suitable for your furnace, refer to the furnace owner’s manual or contact the furnace manufacturer. Thermostats may also come with documentation that indicates what type of furnace they can be used with. Continue to 2 of 4 below.

How do you hook up a programmable thermostat?

Follow the instructions that came with your new unit and use the labels on the wires to determine the proper connections to the terminals. Insert the wires into the corresponding terminals on the thermostat and tighten the terminal screws. There may be a metal jumper connecting the R and Rc terminals on the new thermostat.