How To Change Battery In Honeywell Pro 3000 Thermostat

past Nick Evans | Terminal Updated: November 18, 2021

If you are trying to figure out how to supercede the battery in your Honeywell thermostat, you have come to the correct place.

Honeywell thermostats are popular thermostats that regulate the temperature of your home using a combination of AC power and battery power. These thermostats connect with air-conditioning and heating units to control when they're activated. In the summer, thermostats regulate temperature and humidity by activating the air-conditioning, and in the wintertime thermostats regulate temperature by activating heating units like furnaces.

If y'all have a Honeywell thermostat you have to supplant the batteries at some point. Even if your Honeywell thermostat only uses the batteries to control temporary Air-conditioning power interruptions they demand to exist changed at least one time every two years. For models that use batteries as the chief source of power, you'll have to modify the batteries more often.

That said, we're going to take you through everything you need to know most Honeywell thermostats and provide you with steps to modify the batteries for each model. Read on to learn more!

how to replace battery in honeywell thermostat

Knowing When to Change a Honeywell Thermostat Battery

Changing your Honeywell thermostat's batteries is an important part of owning a Honeywell thermostat. If you fail to change the batteries and in that location is an interruption to the Ac power you lot can harm the thermostat or have it temporarily stop working. Therefore, you demand to change your thermostat's batteries when needed.

Near Honeywell thermostats alert you when the battery needs to be changed. The warning comes around 60 days before batteries demand to be replaced. Many Honeywell models brandish battery levels on the LED screen, so you can also use that for reference.

Even if your Honeywell thermostat only uses batteries as a backup source of power, you need to change them when the batteries begin to lose power.

What Type of Battery Does a Honeywell Thermostat Take?

Honeywell thermostats typically run on a combination of Air conditioning power and AA or AAA batteries. Most Honeywell thermostats use AC power every bit the primary power supply and draw energy from batteries if there is an issue with the AC ability supply. This is why many thermostats have batteries that last for months and years.

What You lot'll Need to Replace a Honeywell Thermostat Bombardment

There are many Honeywell Thermostat models, so you need to know which i you accept before grabbing tools and getting started. While y'all'll only demand a screwdriver and replacement batteries for the replacement part, finding the model number is trickier. That said, a Honeywell thermostat model number will look similar this: TH1210DV (the model number for a Honeywell thermostat in the 1000 series).

Yous can follow these steps to locate the model number of your Honeywell thermostat:

Isolate the excursion to avoid getting shocked if your Honeywell thermostat is connected to your habitation's main circuit.
Remove the thermostat from the baseplate. We recommend pulling from the lesser on some models if yous're having problem to avoid damaging the pins that hold it in identify.
Wait for the model number on the side or back of the thermostat.
Place the thermostat back on the wall.

If you follow these steps yous tin find the model number for your Honeywell thermostat. Finding the model number will help you determine which product you have and what instructions y'all need to follow to replace the bombardment.

Read as well: How to unlock your Honeywell thermostat

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Replacing the Honeywell Thermostat on Each Model

If you know what model number you take and which Honeywell thermostat you're working with you can get ahead and begin replacing the battery. Each model has different batteries and replacement steps, so nosotros're going to take you through the steps for changing the batteries in the following Honeywell thermostats:

1000 and 2000 Series
3000 Series
4000 Series
5000 Serial
6000 Serial
8000 Series
Lyric Round
HCW80
RTH110B

1000 and 2000 Series

The Honeywell 1000 and 2000 serial are common in flat buildings and multi-family homes. Many landlords use these thermostats considering they offer quality without sacrificing quality. They feature a bones LED display and work with ac units and heating units.

Here are some common models that fall in the 1000 and 2000 series:

Every model in the chiliad and 2000 series requires ii AAA batteries.

The steps you need to follow to replace the batteries are as follows:

Isolate the circuit for your safety and turn the thermostat off.
Remove the cover plate from the baseplate –be gentle here to forbid damage to pins and other things used to secure the cover.
Remove the old AAA batteries.
Add the new AAA batteries.
Double-cheque that you have the batteries in the correct order.
Place the comprehend plate dorsum on.
Reconnect the circuit and make sure your thermostat works.

Y'all tin follow these steps for every Honeywell thermostat in the m and 2000 series.

3000 Series

Honeywell thermostats in the 3000 are uncomplicated and effective products. These thermostats come up with additional features like built-in protections for your air conditioner'southward compressor. Models in the 3000 serial also characteristic a brandish screen that's easy to work with.

While the 3000 serial runs on Air-conditioning ability, it needs a battery replacement after a year or two. Batteries are used in the 3000 serial to annul whatsoever fluctuations in AC power. 3000 series models provide you lot with a warning two months before you need to replace the batteries.

Some mutual models in the Honeywell 3000 series include:

Both models in this series utilize AAA batteries.

One time you're ready to change the batteries the steps are:

Isolate the circuit and turn off the thermostat.
Pull from the bottom of the Honeywell thermostat to remove the cover plate from the base plate.
Remove the AAA batteries.
Add new AAA batteries.
Brand sure the batteries are continued properly and in the right position.
Slide the cover back onto the base plate.
Connect the circuit and test the thermostat.

These steps will piece of work for every Honeywell thermostat model in the 3000 series.

4000 Serial

Thermostats in the Honeywell 4000 serial are more robust than their predecessors and come with upgraded features. One instance is how the LED display is more in-depth than 1000, 2000, and 3000 series models. The upgraded screen displays things like temperature, battery life, the engagement, time, and the status of the thermostat.

The 4000 series also comes with a handful of features that allow you to set the temperature, control the fan, and adjust emergency settings. The two models found in the 4000 series are the:

All 4000 series Honeywell thermostats use AA batteries.

Similar to other Honeywell thermostats, changing the batteries tin can be done by post-obit these unproblematic steps:

Turn off the thermostat and Isolate the circuit to prevent injuries.
Detach the encompass plate from the base plate by pulling from the bottom.
Remove the AA batteries.
Supersede the AA batteries.
Make sure the batteries are in the right positions.
Identify the cover plate back on the base of operations plate.
Connect the circuit and test the thermostat.

Post-obit these steps will aid you change the batteries on every Honeywell thermostat in the 4000 serial.

5000 Series

Honeywell 5000 series thermostats are loaded with advanced features and congenital-in safety precautions. The 5000 serial has a sliding bombardment compartment that allows yous to alter the batteries without removing the embrace plate from the base plate. Moreover, Honeywell 5000 series thermostats come with an Auto Changeover feature that allows the thermostat to activate heating or air conditioning on the same day. This is based on indoor and outdoor temperatures and works well in regions that feel autumn and spring.

Common models in the Honeywell 5000 series include:

Honeywell 5000 series thermostats use AA batteries and the steps you can follow to change the batteries are:

Turn off the thermostat.
Remove the battery holder (superlative right corner) by pressing and pulling the cover plate.
Disassemble the battery compartment.
Remove the AA batteries.
Replace the AA batteries.
Put the cover plate back in place.
Turn the thermostat back on and test information technology out.

Following these steps will aid you replace the AA batteries found in every Honeywell 5000 series thermostat.

6000 Serial

Honeywell thermostats in the 6000 serial perform improve than earlier models and come with upgraded features. Models in the 6000 serial come up with features that allow for setting heating and cooling schedules. Honeywell thermostats in the 6000 series also feature a well-rounded LED display and several preset programs.

Models plant in Honeywell'south 6000 series include:

TH6110D
TH6220D
TH6320U

Honeywell thermostats in the 6000 series employ AA batteries instead of AAA batteries like some earlier models.

The steps to change the batteries in Honeywell 6000 serial models are:

Plow the thermostat off and disconnect the excursion.
Remove the battery holder, which is located on the top right corner of the thermostat. Be gentle and pull the cover plate to remove the battery holder.
Detach the battery holder.
Remove the AA batteries.
Replace the AA batteries.
Make sure the batteries are positioned properly.
Slide the bombardment holder back into its compartment and make certain it's secure in the base of operations plate.
Plough the thermostat on and exam it out.

These steps just vary in some 6000 series models but non past much. The but variation is in how much effort information technology takes to remove the battery compartment from the base plate and how durable the pins are.

8000 Series

Honeywell 8000 serial thermostats are reliable, well-fabricated, and advanced. Thermostats in this serial feature touchscreens, WIFI capabilities, and smartphone connections. With 8000 series thermostats, y'all tin command the temperature, humidity, schedule, and other things by using your smartphone. Honeywell completely revamped its product for the 8000 series models.

Honeywell thermostats in the 8000 series include:

Models in the 8000 series apply AAA batteries but the steps needed to modify the batteries are like to earlier models. The main divergence with 8000 series Honeywell thermostats is that at that place are two ways to remove the cover. There is the basic pull design and the hinge blueprint. When replacing the battery, knowing which one yous have is crucial.

Hinge

The steps to replace a Honeywell 8000 series thermostat bombardment with the hinge design is:

Disconnect the thermostat from the excursion and plough the power off.
Place your thumbs at the base of operations of the thermostat and on your other fingers on top.
Pull from the bottom in an up direction to unhook the faceplate from the hinges on the baseplate.
Remove the AAA batteries.
Replace the AAA batteries.
Double-check that AAA batteries are positioned properly.
Put the cover plate dorsum on the base of operations plate past realigning the top hinges on the faceplate with the top hinges on the baseplate of the thermostat. Button from the bottom and it will snap dorsum into place.
Turn the thermostat on and test it.

Basic Pull

The steps to supervene upon a Honeywell 8000 serial thermostat with the basic pull blueprint are:

Disconnect the thermostat from the circuit and turn it off.
Put one hand on either side of the thermostat's faceplate.
Wiggle the faceplate until it comes loose from the baseplate
Remove the AAA batteries.
Supervene upon the AAA batteries.
Double-bank check that AAA batteries are positioned properly.
Put the comprehend plate back on the base plate by pushing the faceplate over the baseplate. Make certain it has a snug fit before turning the thermostat back on.
Turn the thermostat on and examination it.

While the 8000 series of Honeywell thermostats introduced new and improved models, the steps to modify the batteries are straightforward.

Lyric Round

Honeywell as well has Lyric Circular thermostats. These thermostats are unique models that have come up a long way over the terminal few years. Lyric Circular thermostats are designed for location-based temperature control and regulation. These thermostats can connect with your phone and feature geofencing technology, which helps the thermostat identify the temperature of where your smartphone is located and it adjusts your heating or air-conditioning needs accordingly.

The model number we're focusing on for our steps below is the RCH9310WF. It's too important to note that the Lyric Round thermostat tin connect with most products similar Apple tree watches, Samsung watches, and other smart technology products.

The steps to alter the batteries in Lyric Round thermostats are:

Plough off the thermostat.
Remove the thermostat from the sub-base.
Remove AAA batteries.
Replace AAA batteries.
Double-check that the batteries are in the correct place.
Add the faceplate back to the sub-base.
Plow on the thermostat and make certain information technology works.

The Lyric Round thermostat by Honeywell continues to evolve each twelvemonth, so some of these steps are subject to change.

HCW80

The HCW80 thermostat by Honeywell is designed to work with the relay module (HC60NG). These two pieces combine to make the Y6630D1007 package. The combination of these units is used to send temperature information across large areas. Advice between units is wireless and the relay module makes changes and activities heating or cooling based on temperature readings from HCW80.

HCW80 Honeywell thermostats use AA batteries. The batteries take a lifespan that lasts for around 2 years. Users can too make manual changes to the temperature but this comes at the expense of battery life.

You lot can replace the batteries by following these steps:

Turn the thermostat off.
Separate the encompass plate from the base plate.
Remove the AA batteries.
Supersede the AA batteries.
Make sure the batteries are in the right position.
Reattach the cover plate.
Turn on and test the thermostat.

HCW80 are niche thermostats that work well if you prefer the ii-unit setup.

RTH110B

RTH110B Honeywell thermostats are unique options with niche uses. This is considering the RTH110B thermostat is not uniform with heating pumps. That said, it does work with air conditioning units, hot water systems, select heating systems, and fuel-based furnaces. The do good of the RTH110B thermostat is that it comes with a born thermometer.

RTH110B thermostats utilize AA batteries and the system provides notifications when batteries are running low. Like other Honeywell thermostats, the steps to supersede the batteries are elementary.

These steps include:

Switch off your thermostat.
Remove the cover plate past wiggling it.
Remove the batteries.
Supersede the batteries.
Bank check the battery position.
Put the embrace plate dorsum on.
Plough on and exam the thermostat.

Regardless of the Honeywell thermostat yous accept, changing the batteries is a simple process that shouldn't take you more than 5 minutes.

Keep the Power Flowing

Honeywell thermostats are nifty products that help you lot regulate the temperature of your domicile. These thermostats come with many advanced features, LED screens, and fifty-fifty niche uses.

That said, one thing every Honeywell thermostat has in mutual is its utilize of batteries. Even if they're used as a backup source of power, Honeywell thermostats utilise AA or AAA batteries that need to be replaced. The good news is that if you follow the steps we provided you'll have no outcome changing the batteries on any Honeywell thermostat model.

Your Are Spending As well Much on Your Electricity

10 appliance hacks to assist you save upwards to $100 per month on your electric bill.

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