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7 Helpful Tricks To Making The Most Of Your Upvc Door Lock Repairs
Upvc Door Lock Repairs

Many homeowners will require upvc lock repairs at some point, or due to damage or wear and tear that happens over time. Thankfully, these can be easily repaired and at a relatively low cost.

The multi-point lock mechanism is the most common issue. This is comprised of the center case or gearbox, top and bottom locking points as well as shoot bolts and rollers.

Disalignment and Sticking

One of the most common reasons for a uPVC door not locking correctly is because the latch has become misaligned with the frame or moved slightly. This issue can be easily solved by using the screwdriver to make tiny adjustments to the alignment. This will return the door to its original position and ensure the multipoint lock works properly.

A sticking or stiff uPVC lock can be difficult to live with, and could also compromise the security of your home. To avoid any further problems or even burglaries it is advised to deal with the problem as soon as you can. However, attempting to fix the problem yourself without the appropriate tools and knowledge could exacerbate the issue or even render the lock unusable. To prevent this from happening, seek the help of a professional locksmith who specialises in uPVC doors.

The accumulation of dirt or debris within the mechanism could cause the lock to become stiff or jammed. This can result in the hooks and rollers failing to fully engage with the lock cylinder when the handle is lifted. To resolve this issue, make sure that there aren't any obstructions in the door frame or lock mechanism, and then clean any dirt that has accumulated on the lock mechanism. Apply a silicone-based grease on the internal mechanisms. Then, move the handle up and back down several times to distribute the lubricant evenly.

A key that has become disconnected from the lock cylinder may also be the cause of a stuck or stiff door. This could be due to poor maintenance or external force being applied to the lock, or simply wear and wear and tear. Contact a locksmith to disassemble the lock to ensure that any dirt or debris can be removed. They'll also be able to inspect the lock for signs of wear or damage that may need to be repaired or replaced.

If the lock is still sticking or stiff, it may be necessary to replace the lock barrel. This is a relatively simple job that can be completed by a competent locksmith or DIYer who is skilled in uPVC repair.

Gearbox Damaged Gearbox

A gearbox is a key component of a upvc door which is used to operate the multipoint locking system. If the lock doesn't function or you have a key that will not turn it could be due to the fact that the gearbox is damaged or broken. A locksmith can determine the issue and suggest a replacement or repair.

A gearbox that is not working properly can be a costly problem to resolve. But, there are methods you can follow to assist yourself before calling a professional. Try using a key to rotate the handle to see if it works. If it works you can adjust the handle or tighten the barrel screw. If you do not have a screwdriver, there are also special key wrenches made specifically for these types of tasks that can be found at the majority of hardware stores.


In some cases, it may be necessary to remove the lock mechanism from the door. Locksmiths have the equipment and expertise to do this without causing damage to your upvc doors. They can also clear any debris that is creating problems and also align the hinges so that your upvc door will work correctly.

It might seem daunting to replace a upvc gearbox or lock barrel however, it's much easier than you imagine. Anyone can do it for a lot less than a locksmith. A basic set of tools will include a flat-head screwdriver, an instrument to loosen screws that hold the gearbox in place, and the screwdriver for replacing them when you are finished.

In certain situations the key that was snapped may be stuck within the lock. It should be removed using needle-nose pliers and a magnet. The attempt to force an locked door to open may lead to additional damage and may cause the key to remain permanently stuck in the cylinder. This is a much better option than calling in locksmiths to retrieve the damaged key, as this can be far more expensive and could require removing or replacing other parts of your upvc door frame.

Damaged Euro Cylinder

The euro cylinder is the lock that's used in nearly all uPVC doors. While these are convenient to use, they don't provide the same level of security as multipoint locks and can be defeated in seconds with an easy 'lock snapping' attack. For this reason, it's recommended to replace your uPVC cylinder with an anti-snap and/or anti-bump device to increase the security of your property.

There are many issues that can cause your uPVC door to become locked or difficult to open using the key, but most of the time it's due to the lack of oil. WD-40 or even a small amount of graphite may suffice to get your cylinder up and running again. If the issue continues the cylinder may need to be replaced completely.

It's important to note that there is a tiny gap in the body of the euro cylinder where the cam tongue sits and there are two support pins that hold it in place. This gap, in conjunction with the pins which keep it in place creates a weak spot where the lock can be picked. Particularly if the pins are damaged or worn out. For this reason, it's essential to not attempt to repair or fix these parts of the lock yourself.

These cylinders are often found in apartments and other of multi-occupancy homes. They are easy and quick to install and meet the minimum insurance requirements for the majority of home and commercial properties. If installed correctly, they offer peace of mind to the property owner and can be extremely effective.

A damaged cylinder may be a result of incorrect installation, as it may have been left too loose or tight within the door frame or walls. This can be checked by inserting a key in the lock, and then turning the handle to see whether the cylinder is moving.

A locksmith can assist you diagnose the issue and then adjust or replace the cylinder. They can also install new handles or levers to make sure that your uPVC doors are secure.

Damaged Hook or Deadbolt System

It is possible that the mechanism of your door made of upvc is damaged or misaligned, preventing it from retracting fully. A professional locksmith will ensure that your deadbolt extends or retracts in a correct manner. This will protect your home from burglars.

If the door is not closed or latches properly, it could cause the upvc lock to become misaligned. This can cause excessive stress on the multipoint locks, causing them to fail. If this happens, a locksmith will be required to replace the entire mechanism of the lock and it could cost as high as PS70, depending on the type and brand of upvc lock.

Despite the fact that upvc doors are extremely safe and durable, they may be prone to problems. Fortunately the majority of these issues are relatively simple to resolve. In most cases, a simple fix like lubrication is sufficient. If the issue is more serious, and you're uncomfortable working with locks, it's best to seek out a professional.

Another issue that is common is that upvc locks are rigid and difficult to operate. Weathering is also a possible reason for this issue. In extreme temperatures, the acutator, or the gears that control the lock, will cease to move which is a common occurrence in areas that see rapid changes between cold and warm weather. The backplate is able to be removed for a closer look at the internals. After the backplate is removed it is advisable to also clean the mechanism of the multipoint locking system and the hook.

If you find that the bolt locking the door of your upvc isn't retracting, it is likely that the connecting screw is loose. This is usually a simple fix that requires only a screwdriver. It's still worth calling a locksmith to fix the lock, as any further damage could cause the lock to fail.

upvc door dropped or mushroom of the deadbolt could also be damaged. It's a simple fix that locksmiths can complete. It's usually done very quickly.

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