How To Change The Battery In A Honeywell Thermostat?

Changing the battery in a Honeywell thermostat is an easy task that can be completed in just a few minutes. The process involves opening the thermostat, removing the old battery, installing the new one and closing up everything again.

With some basic tools such as a screwdriver and wire stripper, anyone can easily change their Honeywell thermostat’s battery on their own.

In this guide, we will provide step-by-step instructions on how to change the battery in a Honeywell thermostat  to help you get started with changing your Honeywell thermostat’s battery quickly and safely.

Before you start, make sure you have the correct type of battery.

The Honeywell thermostat requires a 3V CR2032 lithium coin cell battery or 1.5V AA or two AAA batteries depending on the model of your Honeywell thermostat.

However, 1.5V AA are most commonly used batteries in this regard.

how to change the battery in a honewell thermostat

Step-By-Step Guide On How To Change The Battery In A Honeywell Thermostat

What You’ll Need:

For this project, you will need a Phillips head screwdriver, two AA batteries, and an owner’s manual or instructions specific to your Honeywell thermostat.

  • Step 1:

Locate and remove the battery compartment, this can usually be found on the back or side of your Honeywell thermostat.

Use a Phillips head screwdriver to carefully unscrew the screws that are securing the battery compartment in place. Once you have removed all of the screws, the cover should come off easily.

  • Step 2:

Before inserting new batteries, it is important to safely dispose of the old ones.

  • Step 3:

Insert two AA batteries into the housing and make sure they click into place. The positive and negative ends should be facing the correct direction.

Refer to your owner’s manual for specifics regarding which way the batteries should be placed.

  • Step 4:

Once you have inserted the new batteries, it is time to reattach the battery compartment cover. Simply reverse Step 1 and securely tighten the screws using a Phillips head screwdriver.

After the battery compartment is secured, you should be able to power up your Honeywell thermostat and enjoy it once again.

  • Step 5:

Reconnect power to your device either plugging it in or turning on its circuit breaker depending on how you have previously powered it up and allow for around 10 seconds before using it again so that any information stored can be accessed properly by its display screen.

  • Step 6:

Double check that all thermostat wiring is secure within their appropriate slots before using or moving on with any further programming as even a small disconnection could cause problems while trying to use or adjust settings later down the line.

How To Remove The Cover On A Honeywell Thermostat?

Removing the cover of a Honeywell thermostat can be done in just a few simple steps.

  • Step 1:

Locate the thermostat and make sure it has been shut off. This can be done by pushing and holding the button on the bottom right of the thermostat until it displays “off.”

  • Step 2:

Carefully remove all wiring connected to terminals at base of unit, then unscrew faceplate screws found at back (usually two). Be sure to not lose any screws as they are important for reassembly later on.

  • Step 3:

Gently pull away faceplate from main body of unit, taking care not to damage plastic parts or buttons on front side of device.

Then, use a flathead screwdriver or other tool to pry open top part gently before disconnecting wires that run through center cavity section between faceplate and main body part.

Lastly, carefully set aside all components for later assembly once job is completed successfully!

To Conclude

By following the steps outlined in this article, you are now armed with the information on how to change the battery in a Honeywell thermostat and keep your device running smoothly.

If you have any further questions, feel free to drop them in the comment section below and we’ll be happy to help!

This Post Has 2 Comments

Leave a Reply