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How to Replace a UPVC Door Replacement Lock

If your door lock is jammed or doesn't work in the way it should, you might need to replace it. It may sound complicated, but the process is easy and doesn't require a locksmith professional.

A few tools of the trade along with a bit of patience, and a lot of attention should be enough to get the job done. Here's what you must do:

Take a measurement of the door

It's time to replace your uPVC doors if they are having difficulty locking them or they won't close. If you've just moved into a new home, a tenant left without returning keys, or if your multipoint gearbox is showing signs of wear and tear, switching the lock barrel to a new one will provide an extra layer security.

It is necessary to take measurements prior to buying an entirely new lock. This will ensure that the new lock will fit properly and not interfere with the security of your home. The most important of these is the backset. It is the distance from the centre of the keyhole bore hole to the edge of the door. It's usually 2 3/8 or 2 3/4 inches. Use a measuring tape or ruler to measure this measurement and write the results on a piece of paper or notepad.

You'll also be required to know the faceplate's width. This is the size at which the part covers the mechanism of the lock. If you can, buy an alternative lock manufactured by the same manufacturer as they'll be made to the same measurements. If you can't find the manufacturer's name or mark on the lock, take a measurement of the width of the cylinder. You can also determine the width of the current cylinder by placing a pencil on the keyhole.

Once you have the measurements you need, you can begin removing the old cylinder. Start by loosening the screw holding the handle in place with a Phillips-head driver, then loosen the screws that connect the interior and exterior handles to one another. After removing these screws you can pull out the barrel screw on the handle's exterior to release the cylinder.

If the cylinder is stuck inside the lock, try some WD-40 or other lubricant to help you pull it out. It is important to not push it out. Forcing it out can cause damage to the lock's internal gearbox. You may also want to consider upgrading to a lock that has anti-snap and anti bump protection, which is much more robust against attacks from thieves.

Source the Lock

If you're replacing a damaged lock following a burglary, or upgrading for better security, there are some things to consider when sourcing your new door lock. To ensure the quality and fit make sure you purchase the right sized cylinder from an established manufacturer. You'll also need a few basic tools to do the job, including a screwdriver, tape measure and a rubber mallet.

There are several signs your lock made of upvc is wearing out and must be replaced. The lock could have obvious damage, or the handle might be loose and doesn't fit properly. If the lock is jamming or doesn't lock at all then it's time to consider the possibility of replacing it.

The correct installation of the lock is important once you've chosen the right one. This will ensure that it is locked and functions correctly. Always follow the manufacturer's instructions to secure the new multipoint lock mechanism into the door's upvc panel and attach the correct handles and faceplates. Test the mechanism by locking the door and then unlocking it from the inside and outside. If everything is in order, it's time to celebrate your accomplishment.


A door lock made of upvc may sound intimidating, but it's a fairly simple DIY project that can be accomplished without the help of a locksmith. By recognizing signs that your lock is ready to be replaced and having the necessary tools available it's relatively easy to complete.

Be aware that a lock made of upvc will benefit from lubrication just like any other part that moves. A few sprays of graphite powder can help prolong their lifespan by reducing excessive friction. Regular cleaning using a damp cloth and WD-40 will help in keeping your door lock mechanisms in tip top condition.

Remove the Cylinder

If you're having trouble with your doors made of plastic and windows, it could be time to change the lock barrel. This is a simple DIY project that can be completed in only several minutes. It's also an effective method to ensure home security. The most important thing to remember is identifying the brand of the lock that you currently have to be able to find an appropriate replacement.

A broken door lock can be a real nuisance, and it can also be a security risk. Locks on uPVC door are prone to malfunction, so it is essential to maintain them on a regular basis. double glazed door lock replacement waltham-abbey suggest changing your lock every seven to eight years. If your lock is badly damaged or you're not satisfied with its performance, professional help might be worthwhile.

In most instances, a pin-based system, referred to as a euro cylinder is used to construct uPVC doors. They are simple to use and rarely break down, but can be vulnerable. Therefore it is recommended to replace the lock's cylinder by one that is more modern and has anti-snap and anti-bump security to stop burglaries.

The first step to changing your uPVC locks is to take off the handle. This will expose the old cylinder. It's not easy because screws are usually hidden under the handles. Make sure you have your screwdriver at hand. You'll need to gently tug and wiggle the cylinder until you loosen it. When it is loose then you can pull it out of its socket.

After you've found an appropriate replacement, it's simply an issue of screwing it into place and then reverse the removal procedure. It is important not to overtighten the lock as this can cause the cylinder inside the door to get stuck and stop functioning as it should. After everything is back in place you can test the uPVC door replacement lock by opening and closing it both inside and outside. You should be in a position to lock and unlock it with your key! If not, make sure whether the screws are tight and try again.

Install the Lock

Do some research to make sure that the lock you select is the right one for your door. You'll need to know your backset and faceplate dimensions which is the distance between the edge of the front door and the center of the handle/cylinder with the type of lock to ensure that the new lock is properly fitted without compromising security.

Once you've finished that, you can start installing the new lock. It is recommended to open the door with a prop, or lock it so that it doesn't close during the installation process. To start, use a Phillips-head driver to loosen the screws that hold the handle in place. Once the screws have been removed, you can slide the inner handle and outer handle apart.

You can now remove the old cylinder by unscrewing it. After you have removed the cylinder, install the replacement lock. Make sure to adhere to the guidelines that correspond to the model you have. After the lock has been installed you can test it by opening and closing the door from both the inside and the outside, and locking and unlocking it from the inside and then trying it again.

There are many reasons you may need to change the lock on your uPVC doors. You might have just moved in and haven't had keys. The previous tenant might not have returned it. You may also prefer to upgrade your lock to one that is more secure. Whatever the reason, changing the lock cylinder is simple and should take just five minutes.

Whether your uPVC doors are equipped with multipoint or single-point locks, they all use the same basic mechanism. They can have problems, such as a failure to close or jam. They can be caused by wear and wear, weather conditions, or simply from everyday use. The majority of these issues can be easily fixed with a little maintenance or hiring locksmiths.

Member since: Sunday, December 1, 2024

Website: https://www.repairmywindowsanddoors.co.uk/waltham-abbey-door-locks-replacement-near-me/

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