How to Replace Lock on a UPVC Door
A uPVC door can become jammed when the multipoint lock is not aligned with the frame. The barrel of the lock is able to be replaced to fix this problem. It's simple enough to fix yourself and does not require any special tools.
You can determine the size of the lock cylinder by opening the door. You can then find the right size lock cylinder for your door.
Take out the old cylinder
The lock's cylinder could be the reason for your uPVC doors not closing correctly. The cylinder can be replaced, which is a simple and affordable solution to solve this. Always check double glazing window lock replacement of the problem before replacing it. It's possible that the door and frame are not aligned properly. This could make it difficult for the lock to be shut. It is best to get a locksmith in place to fix the issue instead of trying to fix it yourself.
Before you begin the process, ensure that the door is propped open or secured securely so that it will not close between steps. Then using a screwdriver take off the handle and loosen the screws that are holding it. It is recommended to remove these screws and keep them in a safe location because you'll require them in the future to put the handle back on.
When the handle has been removed, you are able to access the lock inside the cylinder. Check the edge of the cylinder and you will see a screw, which is usually a different color than all the other screws on the uPVC door. Unscrew the screw and use a key to open the lock on the barrel. Once the lock has been unlocked, it is possible to remove it and replace it with a new one.
The cylinder is a part of the lock that houses the tumblers, and also houses the key. When you insert the key, it aligns with the tumblers and allows the barrel to turn, which unlocks the door. However, it is not uncommon for these tumblers to go out of alignment, preventing the lock from working. When this happens, it is important to replace the old cylinder with an anti-snap or anti-bump cylinder.

It is important to examine the spindle of your handle before purchasing a replacement cylinder to determine the proper size. There are around 25 different sizes of cylinders. It is essential to choose the correct size to ensure that your door will fit. Be aware of the security level since certain cylinders are more secure than other.
Take off the barrel of the lock.
The lock barrel is an internal part of a door made of upvc that houses the tumblers. It also houses the key. The barrel will unlock the door when the right key is inserted. The barrel also houses the cylinder cam, which rotates to open or close the door. It is essential to be aware of how to remove the barrel from a door made of upvc to repair or replace it if needed.
The first step in removing the barrel from the lock is to remove the screw that is holding it in position. The screw is usually inserted into the escutcheon and is easy to find since it's different from the other screws on the handle. Once the screw is removed and removed, you can take off the outer and inner handles. Then, you can begin to dismantle your door lock.
You should note that it's recommended to keep a small screwdriver with a flat head since it will prove useful during the process of reassembly. Take note of the location of each component as you remove the old lock. This will allow you to restore it to its original position. Also, look for signs of wear and tear, like worn springs or rusty parts prior to proceeding.
After you've removed the old cylinder, you're now ready to install the new one. The new cylinder can only be fitted into the lock if the dimensions are right. To make sure you're installing the right cylinder, you should determine the length of the spindle that is on your existing door handle. Compare this measurement to the spindle length on your replacement cylinder in order to determine the right size.
It might be difficult to change your lock, but the process is quite simple. You'll also save money by doing the job yourself instead of hiring a locksmith. Make sure you follow the steps carefully so you don't end up damaging your door. If you're not a pro in this area, you may have to call a professional for help.
Install the new cylinder
After you've removed your old cylinder, it's now time to install the new one. Make sure to select the correct size cylinder so that it fits properly in your door handle. You can try out the cylinder by turning it both left and right. If the cylinder features keyholes, you will need to align the keyhole with the lock body in order to insert the key without difficulty.
Once the new cylinder is installed it is time to screw it back into place. To do this, use the screwdriver, and be sure to not cross-thread or cut it. Once the screw is in place, test the lock to see if it's locked or not. If it's not locked, you may have to tighten the screw again.
UPVC door locks can be subjected to a lot of wear and tear if frequently used. They're susceptible to a variety of issues such as the lock handle not working, or the key becoming stuck inside the lock. These issues can be resolved by adjusting the locking mechanism.
If the handle on your uPVC is loose then loosen the screws that secure it. This may solve the problem, but if it doesn't, you should call a locksmith or specialist. They'll be able to fix or replace the handle and barrel of the lock.
You might be tempted to change the cylinder by yourself on your uPVC doors however, it is crucial to keep in mind that this job is best done by an expert. If you're not a certified locksmith, you could end up damaging the entire system and even compromising your home security.
It is also important to determine whether you have a multi-point lock prior to you order your replacement cylinder. These locks are found on uPVC aluminum, uPVC and a few wooden doors. These locks can be set with either hand. You will need to select the correct replacement lock cylinder. Most commonly, they'll be bulb-shaped cylinders, with the key lock on the inside of the cam.
Install the lock
If you want to improve your uPVC door's security, changing the lock cylinder can be a great solution. Be aware of the risks of snapping locks which is why you should have a professional install your new locks. So, you will not have to worry about a potential burglar breaking into your home.
Door lock issues with uPVC are common, however the good news is that a lot of them can be resolved without having to replace the door or handle. Euro cylinders that refuse to move or become stuck are the most common problem. This could cause the key to stop working. 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 essential to identify the type of uPVC locking system you have installed on your door. You will usually find this information on the label of the manufacturer near the foot or head of your door. Once you know the name of the manufacturer you can find an appropriate replacement. It is also important to measure the cylinder in order to ensure that you're getting the correct size. To do this, you should measure from the center of the circular part of the keyhole to the center of the square spindle hole. This is called the PZ measurement.
Once you've figured out the measurements, you can purchase the uPVC door handle that matches the dimensions of the cylinder. The spindle should be the same as the handle. Then, remove the old handle. Screw in the new handle. Make use of pliers or a screwdriver to tighten the handle. Be cautious not to tighten too much because this could cause damage.
After the new handle has been put in place and the handle is in place, you'll need the long screw to be screwed back. It may take a bit of time to ensure that the screw is exactly where it needs to be to ensure that it doesn't get caught on something. Then, you should test your uPVC door to make sure that the lock is working properly.