How to Replace Lock on a UPVC Door A uPVC door can be blocked when the multipoint lock is not aligned with the frame This can be fixed by replacing the barrel of the lock This is a simple fix that doesn't require any special tools The first step is to open the door and observe where the screw holes are You can then find the correct size lock cylinder for your door Remove the old cylinder If your uPVC door is sticking or isn't closing properly, the issue could be in the lock cylinder This can be easily and affordably solved by changing the cylinder But, you must investigate the root of the issue prior to deciding to replace it It is possible that the frame and door 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 problem instead of trying to fix it yourself Before starting the process, ensure the door is opened or secured safely so that it will not close between steps Next, remove the handle using a screwdriver and unscrew the screws that hold it Keep these screws in a safe place because you'll need them later to attach the handle The lock-cylinder can be accessed by lifting the handle Look at the edge of the cylinder, and you'll find a screw, which typically has a different color than all the other screws on the uPVC door Unscrew the screw and insert a key to open the lock of the barrel When the barrel lock is unlocked, you can take it off to 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 itself with the tumblers, allowing for the barrel to turn, unlocking the door It is not common for the tumblers to get out of alignment, thus preventing the lock from working It is crucial to replace your old cylinders with anti-snap and anti-bump cylinders You should take a measurement of the spindle of the handle before purchasing a replacement cylinder to determine the appropriate size There are around 25 different sizes for cylinders It is important to buy the right size so that your door will be able to fit It is also recommended to take into consideration the security level of the cylinder, as certain ones are more secure than others Take off the barrel of the lock The lock barrel is the inner parts of a upvc door that houses the tumblers and accept the key The barrel will unlock the door if the correct key is used The barrel also houses a cylinder cam that rotates to open or close the door It is important to be aware of how to remove the barrel from a door made of upvc to repair or replace it if needed To remove the lock barrel, unscrew the screw holding it in place This screw is usually embedded in the escutcheon plate, and is easy to spot since it is distinct from the rest of the screws on the door handle It's typically a different color making it easy to locate it Once you've removed the screw, you can remove both the outer handles as well as the inner ones and begin to remove the door lock It's an excellent idea to keep a small screwdriver with a flat head because it can be useful during the reassembly process Note the location of each component when you remove the old lock This will help you put it back in its original location Before proceeding, you should check for signs such as worn-out springs or rusty components Once you've removed the old cylinder, it's time to put in the new one The new cylinder can only be fitted into the lock if the dimension is appropriate It is recommended to examine the length of the spindle on the door handle to ensure that you are installing the correct cylinder Then, compare this measurement to the length of the spindle on your new cylinder to determine the proper size It might seem complicated to change your lock however, the process is quite easy You'll also save money by doing it yourself instead of paying an expert locksmith Be sure to carefully follow the steps below so you don't harm your door If you're not a pro in this area, you may have to call a professional for assistance Install the new cylinder Install the new cylinder after you remove the old one You'll need to ensure that you buy the correct size cylinder, to ensure it fits within the 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 is equipped with 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 without difficulty Once the new cylinder is installed, you will need to secure it in place Make use of a screwdriver for this, and be careful not to cut or cross-thread the screw Test the lock after the screw is installed to see whether it's secured If it's not, you may need to tighten the screw once more UPVC doorlocks can be subjected to a lot wear and tear if they are used often This means that they're susceptible to a myriad of issues such as the lock handle not working, or the key becoming stuck inside the lock Fortunately, these problems are usually fixed by simply adjusting the mechanism of the lock If your uPVC door's handle is loos, try loosening the screws that hold it If this doesn't fix the issue, contact an expert locksmith or specialist 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 however, it is crucial to keep in mind that this work should only be carried out safely by an experienced locksmith If you're not a certified locksmith, you could end up damaging the entire system and compromising your security at home Before you purchase a replacement cylinder, you must confirm if your lock is a multi-point lock These are the type of locks found in uPVC doors, aluminium doors and a few wooden doors These types of locks can be put in either hand and you must select the right replacement lock cylinder to fit your door Most commonly, they'll be bulb-shaped cylinders that have the key lock situated on the inside of the cam Install the lock Replacing the lock cylinder on your uPVC doors is a good method to increase their security But, you must be aware of the dangers associated with lock snapping and it is recommended to have an expert locksmith install the new locks This way, you do not have to worry about a burglar who might break into your home Upvc door lock issues are very common, but the positive side is that a large portion of them can be solved without having to replace the door or handle The most frequent issues are euro cylinders which are stuck or refuse to budge which causes the key to not function or multi-point parts that are malfunctioning In some cases, a simple adjustment is all that is required, and it can be accomplished easily by anyone with the proper tools It is first important to know the type of uPVC lock that is used to lock your door This information is usually found on the label of the manufacturer near the head or foot of your door Once you have the name of the company, you can look for an alternative It is also essential to measure the cylinder in order to ensure you are getting the correct size https//wwwrepairmywindowsanddoorscouk/folkestone-window-lock-repairs-near-me/ should measure from the center circular portion of keyhole to the middle of the spindle This is the PZ measurement Once you have the measurements, it is time to purchase the uPVC door handle that is the size of your cylinder The spindle should be the same as the handle Then, take out the handle that was previously used and put into the new one Use pliers or a screwdriver to tighten the handle Be careful not to overtighten since this could cause damage After the new handle is installed, you will need to screw back the long screw It may take a bit of time to place the screw exactly where it needs to be so that it doesn't fall on something After that, you can test your uPVC door to confirm that the lock is working properly