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How to Replace Lock on a UPVC Door If the multipoint lock is not aligned with the frame, a UPVC may jam. This can be fixed by re-installing the barrel of the lock. 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. Then, you can locate the appropriate size lock cylinder for your door. Remove the old cylinder The lock cylinder could be the cause of your uPVC doors sticking or not closing properly. It is easily and inexpensively solved by changing the cylinder. Always check the cause of the issue before replacing it. It's possible that the frame and door are not aligned properly. This could cause the lock to close. In this instance, it is advisable to contact a locksmith and pay for the service instead of trying to do it yourself. Before beginning the process, ensure that the door is propped up or secured to ensure that it doesn't shut between steps. Then using a screwdriver take the handle off and remove the screws that are holding it. Make sure to keep these screws in a safe location because you'll need them later to attach the handle. It is possible to access the lock-cylinder by lifting the handle. Look at the edge of the cylinder and you'll see a screw that is usually colored differently than the rest of the screws on the uPVC door. Unscrew the screw and use an unlocked key to open the lock on the barrel. Once the lock is unlocked, you can take it off it and replace it with a brand new one. The cylinder is a component of the lock which houses the tumblers, and also houses the key. When you insert the keys, it aligns itself with the tumblers and allows the barrel to rotate, unlocking the door. It is not uncommon for the tumblers to become out of alignment, which can stop the lock from functioning. how to repair a upvc window lock is essential to replace your old cylinders using anti-snap or anti-bump cylinders. Before you purchase a new cylinder, make sure you measure the length of the spindle's length on the handle to determine the proper size. There are approximately 25 different sizes of cylinders, and it is crucial to choose the correct size to fit properly in your door. Take into consideration the security level as some cylinders are more secure than others. Remove the lock barrel The lock barrel is an internal part of a door made of upvc that houses the tumblers. It also receives the key. The barrel will unlock the door if the correct key is inserted. The barrel also has an cylinder cam that turns to open or close the door. It is essential to be aware of the steps to remove the barrel from a door made of upvc so that you can repair or replace it if needed. The first step to take off the barrel from the lock is to unscrew the screw that is holding it in place. This screw is usually set into the escutcheon and is easy to find because it's different than the other screws on the handle. Once the screw is unscrewed it is possible to remove the outer and inner handles. After that, you'll be able to dismantle your door lock. It's a good thing to keep a small flathead screwdriver on hand, as it will be useful for the removal. When you're removing the lock that was previously used, make a note of where each component was located to be able to put them back in their original locations during reassembly later on. You should also look for signs of wear and tear, such as worn springs or rusty parts, before you continue. Install the new cylinder after removing the old one. The new cylinder will only fit into the lock if it's of the proper size. To make sure you're installing the correct cylinder, take a measurement of the length of the spindle on your existing door handle. Compare this measurement to the spindle length of the cylinder you're replacing to determine the correct size. It may seem difficult to change your lock, but the process is actually very easy. In addition, you'll save money by doing it yourself, rather than paying for a professional locksmith. Make sure you follow the steps carefully to ensure you don't end up damaging your door. You might need help from a professional if you are not experienced. Install the new cylinder Install the new cylinder following the removal of the old one. You'll need to make sure that you buy the correct size cylinder, so that it will fit in your door handle. You can test the cylinder by turning it both left and right. If the cylinder has a key hole, you'll have to align the key hole with the body of the lock so that you can insert your key smoothly. After the new cylinder is installed, you'll need to screw it in place. Use a screwdriver to do this, and be careful not to cross-thread or strip the screw. Once the screw is in place, test the lock to determine whether it's secured or not. If it isn't then you'll need to tighten the screw again. UPVC door locks are subject to a lot of wear and tear if they are frequently used. This means that they're susceptible to a variety of issues such as the lock handle not working or the key becoming stuck inside the lock. Fortunately, these issues are usually fixed by adjusting the mechanism of the lock. If the handle on your uPVC is loose take off the screws that hold it. If this doesn't fix the problem, call an expert locksmith or specialist. They can repair or replace both the handle and lock barrel. You may be enticed by the idea of changing 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 a professional. If you're not a certified locksmith you could end up damaging the entire system and compromising your security at home. It's also crucial to know if you have a multi-point lock before you order your replacement cylinder. These locks are commonly found on uPVC, aluminium and some wooden doors. These locks can be set in either hand. You'll need to select the correct replacement lock cylinder. Typically, they'll be bulb-shaped cylinders, with the key lock located on the inside of the cam. Install the lock If you are looking to increase your uPVC door's security, replacing the lock cylinder can be a great solution. But, you must be aware of the dangers associated with lock snapping which is why it is advisable to have a professional locksmith install the new locks. You don't have to worry about a burglar breaking into your house. uPVC lock issues are quite common. The good news is, many of them can easily be repaired without replacing the handle or door. The most common problems are euro cylinders that are stuck or do not move which causes the key to not work or multi-point parts that are not working. In some cases, a simple adjustment is all that is needed, and this can be done easily by anyone using the proper tools. It is crucial to identify the kind of uPVC locking system installed in your door. You can usually find this information on the manufacturer's label at the foot or head of your door. Once you know the manufacturer you can find a suitable replacement. You should also take measurements of your cylinder in order to determine the correct size. Measurement should be taken from the middle circular portion of keyhole to the middle spindle. This is referred to as the PZ measurement. Once you have the measurements, you can purchase a uPVC door handle that matches the dimensions of the cylinder. Make sure that the handle is in line with the length of the spindle, as this is what connects to the handle. Remove the old handle. Install your new handle. You may have to use pliers or screwdrivers to tighten the handle, however, be careful not to over tighten it because this could cause damage. After the new handle is installed, you will need to screw back the long screw. This process will take a amount of time, since you need to get the screw in the right position to ensure that it's not touching something. Then, you can test your uPVC to ensure that the lock works properly.