How to Remove ADT Door Sensor

Having an Adt Door Sensor installed in your home or business is a great way to keep your property secure. But what if you need to remove the door sensor due to damage, relocation, or remodeling?

How to Remove ADT Door Sensor

Don’t worry – we have all of the information needed for you to safely and successfully remove an Adt Door Sensor from its location. In this blog post, we will go step-by-step through the entire process of how to remove ADT door sensor from start to finish explaining exactly what tools are needed and how each component should be removed.

There’s no reason to feel overwhelmed; simply follow our instructions below, and your Adt Door Sensor will be gone before you know it!

How Does ADT Door Sensor Work?

Adt door sensors are an important part of any ADT security system. The sensor acts as a barrier to the entry points of your home or business and will trigger an alarm if someone tries to enter without permission. These sensors can be placed on windows and doors, allowing you to monitor who is coming in and out of your property at all times.

Adt door sensors work by using an infrared beam that is connected to the security system’s control panel. When a person or object passes through the infrared beam, it triggers the alarm and sends an alert to the monitoring center. The signal can also be used to activate lights and cameras, allowing you to take immediate action if necessary.

Most Adt door sensors are designed to detect any movement, including those of small animals. Some versions also have additional features, such as tamper protection and adjustable sensitivity settings. Additionally, some models can be programmed to only recognize a specific type of movement or person, ensuring that the system is not triggered by anything other than an intruder.

Adt door sensors are an integral part of any home or business security system, providing peace of mind and keeping people safe. They are easy to install and can be used with any ADT monitoring setup. If you are looking for a reliable way to protect your property, Adt door sensors are the perfect solution.

10 Methods How to Remove ADT Door Sensor

1.  Pull the Tab.

The first thing you need to do is to locate the tab. Once you have found it, gently pull it off of the door sensor. This will help to release some of the tension on the device, making it easier to remove. If you’re having difficulty, use a pair of pliers to pull the tab off. However, you should be careful to avoid damaging the door sensor. Although pulling the tab is often enough to loosen the door sensor, it is not always necessary.

Use a Flathead Screwdriver

2.  Pry off the Cover.

Once the tab has been removed, you should be able to pry off the cover of the door sensor. Be careful not to damage the sensor as you do this. Use a flathead screwdriver and gently loosen the cover.

Once loose, you can remove it and set it aside. Try to keep the cover in one piece if possible, as it will make re-installing the new door sensor easier. While you have the cover off, take this opportunity to clean the sensor and wipe away any dust or dirt. This will help ensure that your new door sensor will work properly.

3.  Remove the Batteries.

Once the cover is off, you will be able to see the batteries inside the door sensor. Remove them and set them aside. Doing so will help to prevent any accidental damage caused by a short circuit.

If you are not planning on reusing the batteries, it is best to dispose of them in an appropriate manner. While you are in the process of removing the batteries, inspect them for any signs of wear and tear. However, if the batteries appear to be in good condition, it is best to keep them for future use.

4.  Unscrew the Back Plate.

There will be a back plate holding the door sensor in place. Unscrew this plate and set it aside with the batteries. Pull the sensor out of the wall. Depending on your door sensor, you may need to remove a metal piece from the device before placing it back into the wall.

If you are replacing the sensor, use the same screws to attach the new one. Make sure that it is secure and not loose in the wall. Although it may seem like it, you do not need to drill any new holes.

5.  Pull Out the Old Door Sensor.

At this point, you should be able to simply pull out the old door sensor from its housing. If it is stuck, you may need to use a flathead screwdriver or another tool to help pry it out. Be sure to have a steady grip and be careful not to break the wires.

Although the door sensor is usually secured by two screws, it should come out relatively easily. Try to remove the door sensor without causing too much damage. While some force may be necessary, it should come out with relative ease.

6.  Clean Out the Housing.

Before installing your new door sensor, you will want to make sure that the housing is clean and free of debris. You can use a cotton swab or a soft cloth to wipe it down. This will ensure that the new sensor is able to sit properly in the housing and make a good connection. You should also remove any dust, dirt, or other particles so that the sensor is able to detect any activity easily.

Once you have cleaned out the housing, you can move on to installing your new door sensor. Though it may seem simple, make sure to take your time and double-check all connections before you secure the sensor in place. This will help ensure that your door is properly secured and the sensor works correctly.

Insert the Wires Properly

7.  Insert Your New Door Sensor into Its Housing.

Be sure to insert the wires properly and line up the tabs on the door sensor with the slots on its housing. Securely fasten it onto the wall with screws, then close the lid on its housing. If you have any trouble with installation, you can consult your ADT manual for more detailed instructions.

Although the installation process is relatively easy, make sure you take the necessary safety precautions to avoid any accidents. Try to avoid unnecessarily damaging the wall or door frame while screwing in the sensor.

8. Screw on the Back Plate.

Be careful not to over-tighten, as this could damage your new door sensor. Once the back plate is secure, the door sensor should be firmly connected to your door. If you need to adjust the position of your door sensor, you can use a Phillips screwdriver to loosen or tighten the screws on the back plate.

Double-check the Placement

Although the back plate comes pre-drilled, it is always a good idea to double-check the placement of your door sensor before tightening the screws. While the door sensor should be attached firmly to the door, it is important that it does not remain too tight. This could damage the mechanics of your door sensor and cause it to malfunction.

9. Replace the Batteries.

Make sure that they are properly seated before screwing on the cover. If what you hear is the familiar beep, that means the sensor is properly connected. If there’s no sound, it may mean that batteries are not being adequately supplied to the device. You can buy replacement batteries at any local hardware store or online.

10. Test Your New Door Sensor by Opening and Closing Your Door.

If it is working properly, you should see the light on your control panel change when you do so. You may also hear a sound as the sensor sends a signal to your control panel. Once you have confirmed that it is working correctly, you are done. That’s all there is to it.

See the Light on Your Control Panel Change

Now that you have successfully replaced your ADT door sensor, you can rest assured knowing that your home is secure. The peace of mind that comes with a well-functioning security system is invaluable, and you can be sure that your ADT door sensor is working properly so that it can do its job.

If you ever experience any issues with your device, contact ADT customer service for assistance. With their help, you can ensure that your home remains safe and secure at all times. Thanks for taking the time to follow these instructions and replace your ADT door sensor!


ADT is a home security company that offers various door sensors to its customers. If you need to remove an ADT door sensor for any reason, follow the steps in this blog post. First, take off the adhesive sticker on the back of the device. Next, use a screwdriver to unscrew the two screws holding the sensor in place.

Finally, pull out the wires and detach them from the terminal blocks. By following these simple steps, you can successfully remove an ADT door sensor. Thanks for reading, and we hope this has given you some inspiration on how to remove adt door sensor!


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