Remove honeywell thermostat from wall

Remove honeywell thermostat from wall. If your old Honeywell thermostat is worn and not doing its job, you want to replace it with a new one.

In that case, before you install the new Honeywell thermostat, it’s very important to remove the old thermostat carefully.

It is not challenging to detach the old thermostat from the wall if you are a skillful electrician and know about the wiring because some thermostat devices work on removable batteries. In contrast, some devices are directly connected to electricity.

So, if your honeywell thermostat is faulty and not performing well and you want to remove it, then you must know each step and wire because there is color-coded wiring in the thermostat, and if you make a wrong wire connection, then you might increase further damage.

You need to collect specific tools also, so if you don’t know what type of tools and steps to follow, then read this article and follow the instructions to easily remove the old thermostat from the wall without hiring a professional.

Remove honeywell thermostat from wall

The most probable cause of removing a Honeywell thermostat from a wall is it’s too old, and it’s time to replace it with a new device because the old device is malfunctioning again and again. It’s better to remove it instead of repairing it frequently.

It’s also necessary to remove the old thermostat because if you are planning to install the new HVAC system in your home, then you might also install the latest thermostat device for the best performance.

So, before you install the new thermostat, let’s discuss how to remove the old Honeywell thermostat from the wall and what tools we require for this task. Keep reading.

Tools required

Removing an old thermostat from the wall is not a difficult and complex task, so don’t worry that you require special tools for this task.

It would help if you only had a screwdriver, painter’s tape, and safety gloves for self-protection, although there are no high-voltage wires connected to the thermostat device.

Turn off the electricity

turn off the electricity

Whenever you deal with electrical devices, then ensure to turn off the electricity from the main circuit box because you can not take risks while working with high-power electricity to save yourself from electrical accidents.

Detach thermostat cover

After turning off the HVAC system electricity from the circuit breaker now, your first step is to detach the thermostat cover.

This cover is basically the thermostat top parts, and it protects all the wires from the uncovered. If you leave the wires uncovered with any protective cover, these wires are damaged and get dirty quickly compared to the covered wires.

There are no screws fixed on the device cover, so drag the cover towards yourself firmly and separate it from the device. On some devices, a latch is fixed, and you only need to press the latch to death the cover.

If there is a glass vial on the thermostat cover, then pull it out carefully because if you put more pressure on the glass vial, then it will break down, and the glass will spread on the floor surface.

Identify the wires

If you have a smartphone, then take a picture of the wire connections before you separate them because if you are not a professional, then the picture will help you when you install the new thermostat device on the wall.

You can also use painter’s tape to spot the wires with corresponding terminals.

Identifying the wires is necessary because if you make the wrong connections in installing the wires, then the new thermostat will not work, and it can make a short circuit due to wrong connections.

Disconnect the wires

Your next step is to disconnect the wires and brackets. Carefully disconnect the wires from the other terminals. You can use the screwdriver to disconnect the wires from the terminals.

Separate the wall plate

separate the wall plate

When all the wires are disconnected successfully from the terminals, the wall plate is the last thing to separate.

Remove the wall plate from the wall with the help of a screwdriver. Congratulations, you have done the task without any damage.

It’s essential to install the new thermostat device immediately because you leave the wires and holes open when they are very dangerous if you have small children in the home.


Remove honeywell thermostat from wall. The bottom line of the article is if you want to replace the old Honeywell thermostat with the new device because you are upgrading the HVAC system in the home.

Then carefully remove the old device from the wall because if you dont know about the wiring and terminals, then you can face an electrical accident.

In this guide, I explained all the steps in detail and how to remove the honeywell thermostat from the wall. Hopefully, this article helped to sort out your task.

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