How To Remove Old Honeywell Thermostat from Wall

The Honeywell thermostat is one of the most popular programmable thermostat models on the market. Many people have installed smart thermostats in their homes. It is easy to use and functions well. Not all things stay forever. People replace the old thermostat when it is worthless. So, how could you know it’s the perfect time to replace the old one? If you have an old, broken or non-working thermostat, you can remove it. But do you have any ideas on how to remove old Honeywell thermostat from wall? 

Well, use an adjustable wrench or nut driver and turn your screw clockwise to loosen. You can pull off the cover wall plate of your old thermostat. Take out any screws holding on the mounting bracket. Remove electrical connections by pulling them apart at a 90-degree angle. Carefully disconnect all wiring configurations from the thermostat by pressing down on each connector until it releases. You can find out the details on how to remove a Honeywell thermostat from the wall step by step. So let’s get into it.

How To Remove Old Honeywell Thermostat from Wall

Why Should You Remove The Old Honeywell Thermostat?

Honeywell thermostats are a great way to save money on energy and keep your home comfortable. If you have been using the old thermostat for a few years, it is high time to move on. When the heating and cooling system isn’t performing well, you can’t get it into your home or office anymore. Unfortunately, they need to be replaced every 10-15 years.  

There are many reasons why you would need to remove the old Honeywell Thermostat from your wall. One such reason is your old thermostat is getting worse, and you want to get rid of the old one. Another reason is it can be broken and needs replacing. Or if you’ve moved into a new home and would like to replace it for energy efficiency purposes. It could be outdated or incompatible with other home automation products.

How Do You Get Your Honeywell Thermostat Is Bad?

Honeywell thermostats are a great way to take control of your home’s temperature. It is super easy to install in about 15 minutes. If your old thermostat is bad, it won’t take much time to replace it with a new one. So how do you know when it’s the perfect time to remove your old Honeywell Thermostat?  

Some simple signs indicate when your thermostat has gone bad. If you have had a power outage or have problems with the Current thermostat wiring that stops the AC system, it might be time to replace the thermostat. In a word, When your old Honeywell thermostat is no longer working, it’s time to remove the device.

Basic Understanding Of Thermostat

If you are upgrading your current thermostat, it is important to know the basic things about the thermostat. Thermostats maintain temperature by turning on and off electric heating units. It works like an air conditioner and does the whole work through electronic control. 

The control has sensors that monitor both indoor and outdoor temperatures. If your old thermostat is not communicating properly with your current heating system, it can decrease efficiency and higher utility bills. Or it may cause harm to you. Considering safety, you should change your old thermostat. 

The Honeywell Thermostat has different wire colors with different works. These are the common thermostat wirings for Honeywell. You should know which wire works for what. It will help you remove and install a new thermostat safely. It has a yellow wire that is connected to your compressor. 

The green wire controls your fan. The white wires are integrated with the heating system. It also has an orange wire that fits with the heat pump of your thermostat. The blue wire thermostat is the common wire, and the red wire maintains the flow of your thermostat, having 24VAC power. 

How To Remove Old Honeywell Thermostat from Wall

Most people have been in a situation to remove an old thermostat Honeywell from the wall. The easiest way to remove it is by using a plastic putty knife. It will help prevent any damage to the wall or surrounding area. When removing an old thermostat Honeywell, be sure that there are no extra wires attached before proceeding!

If you are looking for the easiest way to remove the old Honeywell thermostat from the wall, please read and follow our instructions carefully. Here are some easy steps that will help:

Step 1: Turn off Power Supply

The first step is to turn off your HVAC unit at the breaker box. Honeywell thermostats are connected to a lot of wiring, and Honeywell does not want you to get electrocuted when removing it from the wall. Honeywell thermostats contain mercury switches that can cause a small electric shock if touched with any metal in your body. 

Step 2: Take off the Thermostat Cover

The second step is to remove the thermostat Honeywell from the mounting plate by turning all visible screws counterclockwise until they come off. Remember where each screw went because you will have to put them back in later! This step is best done sitting down so that you do not hurt yourself if the Honeywell thermostat falls forward off of the mounting plate. Pulling is too hard to remove the Honeywell thermostat from the mounting plate.  

Honeywell thermostats are held onto a mounting plate by four screws, two on top and two on the bottom. Be careful not to pull too hard because Honeywell installed a thin piece of plastic under each screw that acts as a guard to prevent water or dust from getting into your thermostat Honeywell. 

Step 3: Mark and Remove the wires

After removing the cover, you can see the thermostat wires. Honeywell designed it so you can unplug the Honeywell Thermostat from your HVAC unit without having to mess with any Thermostat  wiring! It would help if you were more careful about marking the wires. Mark the wares how they have set. Take the masking tape and cut it into small pieces. Label them to each conformed terminal to connect them. Remove the bracket and the wires thermostat. You should be very careful while removing the wires with a screwdriver.

Step 4: Remove the Thermostat

The final step is to go inside the house, removing your Honeywell Thermostat Terminals from the mounting plate. Honeywell thermostats are held onto a mounting via two wires and one power cord. If you find yourself unable to remove it from the mounting plate, pull it hard. It comes off from your wall or mounting plate. Remember to pull it not too hard, because it’s made with plastic and could be broken.

These 4 steps can help you remove your old thermostat very easily. Just be careful about the wires.

How To Install A New Thermostat

After removing the old thermostat, here is the process of installing a new thermostat in your home.

  • Unwrap the new thermostat and look for the programmable buttons. There should be ones to set the four-digit PIN used to access it remotely. Set these options so that you can access the device after resetting it.
  • Attach all of the wires according to the included manual’s diagrams. Attach the wire thermostat as you remove the old ones.
  • Set up your power strip according to whatever programming schedule. Then plug the thermostat into the power strip. Don’t worry if things don’t work properly right away. You’ll need to reset it before testing your device.

Enjoy the new Thermostat with a new setting by yourself.


Can I Replace My Thermostat Myself?

Yes, of course. It is not difficult to install a new Honeywell Thermostat by yourself. The following article will walk you through how to get started with removing your old thermostat and installing the new one.

How Much Does A Honeywell Thermostat Cost?

A new one for $199 or $249, depending on which model you decide on. For a standard room like 2000 square feet, the thermostat costs between $100-$250 on average. It includes unit price with installation. The thermostat will run between $20 to $300 because it has different types and features.

Can You Replace An Analog Thermostat With A Digital?

Of course, you can! It can be a great choice to replace an analog thermostat to save your heating bill. The digital thermostat can control the heat of your room more accurately than analog. You can replace it by yourself, knowing about the steps on replacing the thermostat. 

Final Words

A thermostat is a great way to keep your home’s temperature at the right level all year round. Honeywell thermostats were originally designed to go on top of a heating or cooling unit. Honeywell thermostats can be removed and installed quickly and easily without professional help. If you have an old Honeywell thermostat, and it does not work well, you need to replace it. Just gather proper knowledge on How To Remove Old Honeywell Thermostat from Wall, and you can do it by yourself.

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