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How to Replace Lock on a UPVC Door A uPVC door could become blocked when the multipoint lock is not aligned with the frame. This can be corrected by replacing the lock barrel. It is simple enough to fix yourself and doesn't require any special tools. You can determine the size of the lock cylinder by opening the door. The next step is to find the right size lock cylinder for your door. Take out the old cylinder The lock cylinder may be the reason for your uPVC doors squeezing or not closing correctly. It is easily and inexpensively repaired by replacing the cylinder. Always check the root of the problem before replacing it. It is possible that the door and frame are misaligned, which can also make it hard for the lock to close. In this instance, it is advisable to contact a locksmith and pay for a service instead of trying to fix it yourself. Before you begin the process, ensure that the door is propped up or secured so it won't close between steps. Then with a screwdriver, remove the handle and unscrew all 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. You can access the lock-cylinder by removing the handle. Check the edge of the cylinder and you'll see a screw, which typically has a different color than all the other screws on the uPVC door. Unscrew this screw and then use an unlocked key to open the lock on the barrel. Once the lock is unlocked, you can take it off to replace it with a new one. The cylinder is the part of the lock that houses the tumblers and accepts the key. When you insert the key, it aligns itself with the tumblers and allows the barrel to rotate, which unlocks the door. It is however not uncommon for the tumblers to go out of alignment and prevent the lock from functioning. It is crucial to replace your old cylinders using anti-snap or anti-bump cylinders. You should examine the spindle of your handle before purchasing a replacement cylinder in order to determine the appropriate size. There are around 25 different sizes of cylinders, and it is crucial to choose the correct size so that it will fit properly inside your door. It is also recommended to take into consideration the security degree of the cylinder since certain ones are more secure than others. Take off the barrel of the lock. The lock barrel is an internal component of a upvc door that houses the tumblers. It also houses the key. The barrel will unlock the door when the correct key is used. The barrel also has a cylinder cam that rotates to open or close the door. It is crucial to be aware of how to remove the barrel from a upvc door so that you can make repairs or replace it if necessary. To take off the lock barrel, unscrew the screw holding it in place. This screw is usually located in the escutcheon plate, and is easy to spot since it stands out from the other screws on the door handle. It's usually a different color, so you can easily locate it. When the screw is removed and removed, you can take off the handles on the outside and inside. Then, you can begin to take down your door lock. It's a good thing to keep a small screwdriver in your pocket, as it will be useful during the reassembly. Note the location of each part when you dismantle the old lock. This will assist you when you reassemble it in its original location. You should also look for indications of wear and tear, like worn springs or rusty parts, before you continue. After you've removed the old cylinder, you're now ready to install the new one. The new cylinder can only fit inside the lock if it's the right size. It is recommended to take a measurement of the length of the spindle on your door handle to ensure you are installing the proper cylinder. Then you can compare this measurement with the length of the spindle on your new cylinder to determine the correct size. It may seem difficult to change your lock, but the process is actually quite easy. You'll also save money by doing the job yourself instead of hiring a locksmith. Just be sure to follow the steps carefully so you don't end up damaging your door. If you're not an expert with this, you might need to contact a professional for help. Install the new cylinder Once you have removed the old cylinder, it's now time to put in the new one. It is important to ensure that you buy the correct size cylinder so that it fits correctly inside your door handle. You can test the cylinder by inserting it into the handle and changing it between the right and left positions. If the cylinder has a key hole, you'll need to line up the key hole with the body of the lock so that you can insert your key smoothly. Once the new cylinder has been installed, you will need to secure it in place. Use a screwdriver to accomplish this, and make sure not to strip or cross-thread the screw. Test the lock after the screw is installed to determine if it is locked. If it's not locked then you'll need to tighten the screw once more. UPVC door locks can be subjected to a lot wear and tear if they are frequently used. They're prone to various problems such as the lock handle not working or the key becoming stuck inside the door lock. These problems can be solved by changing the locking mechanism. If the handle on your uPVC is loosened take off the screws that secure it. This could solve the issue but if it does not, you should call an expert locksmith or locksmith. They can repair or replace both the handle and barrel of the lock. You may be enticed by the thought of replacing the cylinder by yourself on your uPVC doors, but it is important to keep in mind that this job can only be done safely by an expert. If you're not a trained locksmith, you could end up destroying the entire system and compromising the security of your home. It's also essential to check if you have a multi-point lock prior to you place an order for a replacement cylinder. These are the kind of locks used in uPVC doors, aluminium doors and a few wooden doors. These locks can be set on either side. You will need to choose the right replacement lock cylinder. They're usually cylinders that have a bulb shape and have the key lock located on the inside of the cam. Install the lock The replacement of the lock cylinder on your uPVC doors is a great option to increase the security of your doors. You should be aware of the dangers of snapping locks which is why you should get a professional install your new locks. So, you will not be worried about a potential burglar breaking into your home. RepairMyWindowsAndDoors are very common, but the positive side is that a large portion of them can be resolved without having to replace the door or handle. Euro cylinders that refuse to move or are stuck are the most frequent issue. This could cause the key to stop functioning. In some instances it is a simple adjustment all that is needed, and it can be accomplished easily by anyone with the right tools. It is important to first identify the type of uPVC locking system you have installed on your door. This information is usually found on the label of the manufacturer close to the head or foot of your door. Once you have the name of the company, you can look for a replacement. It is also important to measure your cylinder to determine the correct size. You should measure from the central circular portion of keyhole to the middle spindle. This is known as the PZ measurement. Once you have your measurements, you can choose the uPVC handle that is the same dimensions and shape of your cylinder. It should match the spindle as well as the handle. Then, remove the handle that was previously used. Install your new handle. Use a screwdriver or plier to tighten the handle. Be cautious not to tighten too much as this could cause damage. After the new handle is in place after which you need to screw the long screw back. This process will take a bit of time, as you need to get the screw in the correct position to ensure it's not catching on anything. Then, you can test your uPVC door to confirm that the lock functions correctly.