How to Replace Lock on a UPVC Door
If the multipoint lock is not aligned correctly with the frame, a Upvc can become jammed. The lock barrel is able to be replaced to fix this problem. This is a simple fix that doesn't require special tools.
You can find the size of the lock cylinder by opening the door. You will then be able to identify the correct size lock cylinder to fit your door.
Remove the old cylinder
The lock cylinder may be the cause of your uPVC doors sticking or not closing correctly. The cylinder can be replaced, which is a simple and affordable way to fix this. Always check the root of the problem before replacing it. It is possible that the frame and door aren't aligned correctly. This can cause the lock to be shut. It is better to call a locksmith to fix the issue instead of trying to fix it yourself.
Before starting the process, ensure the door is opened or secured securely to ensure it does not close between steps. Then, take the handle off with a screwdriver, and then remove the screws that hold it. It is recommended to remove these screws and put them in a safe place since you'll need them later to put the handle back on.
It is possible to access the lock-cylinder by taking off the handle. There is a screw on the edge of the cylinder, which is usually a color different from the screws that are on uPVC doors. Unscrew this screw and then use keys to unlock the barrel lock. Once the lock has been unlocked, you can remove it and replace it with a brand new one.
The cylinder is the portion of the lock that houses the tumblers and accepts the key. When you insert the key it aligns with the tumblers and allows the barrel to rotate, which then unlocks the door. It is however not uncommon for the tumblers to fall out of alignment and prevent the lock from functioning. When this happens, it's essential to replace the old cylinder with an anti-snap and anti-bump cylinder.
Before you purchase a replacement cylinder, you should measure the length of the spindle's length on the handle to determine the correct size. There are about 25 different sizes of cylinders and it is important to choose the correct size so that it will fit correctly in your door. Be aware of the security level since some cylinders are more secure than other.

Take off the barrel of the lock.
The lock barrel is the inner parts of a upvc door that houses the tumblers and receive the key. If the right key is in the barrel it will align the tumblers and unlock the door. The barrel also houses the cylinder cam, which turns to open and close the door. You should know how to remove the barrel from a Upvc door to repair it or replace it if you need to.
The first step to take off the barrel of the lock is to loosen the screw that holds it in the first place. This screw is usually embedded in the escutcheon plate, and is easy to spot since it stands out from the rest of the screws on the door handle. It's typically a different color making it easy to locate it. After you've removed the screw, you'll be able remove both the exterior and inner handles and begin to dismantle the door lock.
It's a good idea keep a small screwdriver with a flat head in your pocket, as it will be useful during the removal. When you're removing the old lock, make a note of where each part was located to be able to put them back in their original locations during reassembly later on. Before proceeding, you should check for signs of wear, such as worn springs or rusty parts.
After you've removed the old cylinder, it's time to install the new one. The new cylinder is able to be inserted into the lock if its dimension is right. You should take a measurement of the length of the spindle on your door handle to make sure you are installing the right cylinder. Compare this measurement to the spindle length of your replacement cylinder in order to determine the correct size.
Changing your lock can seem daunting, but it's actually very straightforward. Additionally the fact that you'll save money doing it yourself rather than hiring a professional locksmith. Be Repair My Windows And Doors to follow the steps below so you don't harm your door. You may need professional help if you are not experienced.
Install the new cylinder
Install the new cylinder following the removal of the old one. Be sure to choose the correct size cylinder so that it is able to fit in your door handle. You can play around with the cylinder by inserting it into the handle and rotating it in both the right and left positions. If the cylinder has a key hole, you'll need to align the key hole with the body of the lock so that you can insert your key smoothly.
Once the new cylinder has been installed it is time to screw it back into place. To do this, use a screwdriver and be careful to not cross-thread or cut it. Once the screw is in place, test the lock to determine whether it's secured or not. If it's not locked, you may need to tighten the handle screw again.
UPVC door locks can be subjected to a lot of wear and tear when they are frequently used. They're susceptible to a myriad of issues like the handle not working, or the key getting stuck in the door lock. Fortunately, these issues can usually be fixed by simply changing the mechanism of the lock.
If your uPVC door's handle is loos Try loosening the screws that secure it. This may fix the issue but if it does not need to be done, you must contact a locksmith or specialist. They can fix or replace both the barrel and handle.
You might be tempted by the idea of changing the cylinder on your uPVC doors however, it is crucial to keep in mind that this work is best done by an experienced locksmith. If you're not a qualified locksmith and you're not a professional, you could end up destroying the entire system, and possibly compromising the security of your home.
Before you purchase a replacement cylinder, it's important to confirm if your lock is a multi-point type. These locks are found on uPVC, aluminium and some wooden doors. These locks can be set with either hand. You will need to select the correct replacement lock cylinder. They're typically cylinders with a bulb shape, with the key lock placed on the inside of a cam.
Install the lock
The replacement of the lock cylinder on your uPVC doors is a good way to improve their security. Be aware of lock snapping risks which is why you should get a professional install your new locks. So, you will not be worried about a burglar who might break into your home.
Upvc door lock issues are common, however the good news is that a lot of them can be resolved without the need to replace the entire door or handle. The most frequent issues are euro cylinders that are stuck or do not move which causes the key to not work, or multi-point components that are failing. In some instances it is a simple adjustment all that is needed, and this can be done easily by anyone using the appropriate tools.
It is first important to be aware of the kind of uPVC lock that is fitted to your door. It is common to find this information on the label of the manufacturer near the foot or head of your door. Once you have the name of the company, you can look for a replacement. It is also essential to measure the cylinder to ensure that you are getting the right size. To measure this, you must measure from the center of the circular portion of the keyhole to the middle of the square spindle hole. This is known as the PZ measurement.
Once you've got the measurements, it is time to purchase a uPVC door handle that is the size of the cylinder. Match the spindle as well as the handle. Then, remove the old handle. Install your new handle. Use pliers or a screwdriver to tighten the handle. Be careful not to overtighten since this could cause damage.
Once the new handle is installed after which you need to screw the long screw back. This will take a little bit of time, as you will need to place the screw in the correct position so that it is not catching on anything. You can then test your uPVC to make sure that the lock is working properly.