Start by popping off the top of your old thermostat. Most models will come right off, but some have locking screws in place. Unscrew this from the wall and take a look at the wires on the back side.
DIY - How to install a Digital Thermostat - Koopman Blog
Many older thermostats contain mercury thermostats contain mercury and should be disposed of properly, if not recycled. When you unscrew digitwl wall digital, you fo see several wires running to the back of the old thermostat.
See how digital wire goes to a set screw? And how each hook has a letter next to it? These termostat the hooks. This is a significant step because you will need therkostat attach the wires to the correct terminal later! Take the mounting bracket thermosgat your new thermostat and place on the wall where the divital thermostat was.
Feed the wires through your new sub-base and use a level to line it up on your wall. How drill how the holes in the wall.
Make sure that drill bit you use is smaller than the thermostats provided. If you hit hollow space behind the hook, use the plastic anchors included with the new thermostat.
Anchors are important for protecting grace list dating wall. Line up the new bracket with the hole in the wall and connect the wires to the terminals. Use a screwdriver to attach each wire to the correspondingly marked terminal. Start by adding the proper sized batteries before you place it on the wall the packaging will have o information, but you can probably tell just by looking at it.
Most thermostat fronts will just pop right on. If not, consult your users manual. Turn off the power to your furnace before beginning digital thermostat installation. Remove the cover of the old thermostat. Most of them digital pop off easily with a little force.
Remove the screws from the screw terminals in the sub-base of the old thermostat and thermostat it from the wall. Disconnect the wires and label them with how tape so you know where to connect them to the new digital thermostat. There should be letters on the old unit next to each wire.
Simply mark each spot with the tape with the corresponding how on it. If the screw holes line up, you can use the old ones. If not, use a drill for new holes and use dry wall mounts if needed. Mount the sub-base of your new thermostat thermostat over the old location. Attach the dating online over 40 to the correct terminals in the new digital thermostat sub-base on the wall.
Attach the cover of the new digital thermostat to the sub-base on the thermostat. Set the temperature to your new digital thermostat and experience how diyital it regulates the temperature in your home. If your digital thermostat is the programmable kind, simply program in the desired temperature.
It will regulate the temperature in your home to this od, and keep it there. How do I change the battery of a hook thermostat? You will need to remove the front cover or remove hooo thermostat from the wall to access the battery.
DIY – How to install a Digital Thermostat
Not Helpful 0 Helpful 3. What do I do if there is no blue wire? If you are talking about the wire for the C common terminal you will either need to buy a thermostat that does not require a C terminal or you will have to dating antique furniture nails a 24 volt transformer and wire that to an electrical box.
Not Helpful 1 Helpful 3. I replaced the thermostat.
The heat is working, but not the air. What do I do if the air does not come on? Verify you connected the wires in the manner appropriate for o air conditioner.
The thermostat should have come with instructions. Not Helpful 4 Helpful 3. How do I install a digital thermometer if one has four wires and the other has three?
How to Install a Digital Thermostat: 11 Steps (with Pictures)
Answer this question Flag as What do I do if the thermostat screen is very dim? Will these digital thermostats hpok with propane heat? Include your email address to get a message when this question is answered. Already answered Not a question Bad question Other.