14 Questions You're Afraid To Ask About Double Glazing Door Lock Repairs

· 6 min read
14 Questions You're Afraid To Ask About Double Glazing Door Lock Repairs

Double Glazing Door Lock Repairs

Has your uPVC window or door mechanism deteriorated? Perhaps the handles on your uPVC windows and doors aren't aligned properly or are difficult to use.

It is crucial that your double glazed doors operate smoothly, otherwise you will lose energy and increase the chance of burglary. Owen the Locksmith will be able to fix your door lock at a reasonable cost.

Snapped Key

If a key breaks in the lock, it can be incredibly difficult. It can also be a security problem, as it may expose you to burglars if your door is not locked. There are a few easy fixes you can try to repair the issue and make your door functional again.

The first step is to remain calm. If you get scared and start doing a lot of fumbling around you may end up pushing the broken piece of the key even further into the lock, thereby making the situation much worse.

Spray WD-40, or another penetrating oil, into the lock. This will allow the broken piece be removed more easily. You can also use the screwdriver to break up any pieces stuck. If you have a part of the key that's still sticking out, grab it with a paperclip or other thin metal object and pull it. Both of these methods work well, however, be careful not to push the damaged piece of the key even further into the keyway.

Some paperclips come with grooved edges that can be used as hook extractors. Jigsaw blades are also well for this. If you don't have any of these items, you can bend a hook with needle-nosed pliers. Additionally, a pair of tweezers is a good way to grasp and remove the remaining part of the broken key.

If you can't get the broken piece of the key out, try using a lock de-icer. It's available in many hardware stores and is used to freeze any moisture present in the lock.


If none of these tricks seem to be helping, it might be time to call a locksmith. Fitlocks experts can solve problems like broken handles or broken keys with uPVC locks and door mechanisms. They can also reconfigure the double glazing door mechanisms so that they are more easy to operate. Request a repair for your double glazing with us online or give us a phone call to discuss your requirements.

Broken Cylinder

A broken cylinder is an immediate security risk. A locksmith professional can repair the cylinder. To repair the cylinder, locksmiths must tap it. This can be done with a hammer or other tool. However, the most effective method is to use a wire or a long match. Place the match or wire's end close to the keyway. The locksmith will then strike the lock in order to break it. This is better than using a hammer that could cause damage to the lock.

Overheating is the main cause of cylinder heads cracking. This can occur when the block and the cylinder head are made from different metals like cast-iron and aluminum. Different metals can be heated and cool at different rates. This can cause localised hotspots to expand faster than the rest of the cylinder.

Corrosion can be a cause of fractures in cylinders. If the cylinder head as well as the cylinder block aren't maintained properly, this could lead to rusting or corrosion and cause them to expand at greater rates than they should. As time passes, this may also lead to cracks.

If your uPVC window or door lock is stiff and requires a lot of pressure to turn it could be due to a variety reasons. A malfunctioning locking mechanism, misalignment, or a worn handle are common causes of this issue.

Fortunately it's a simple and cost-effective fix for the majority of homeowners with double glazing. A professional locksmith will typically be able to solve this issue within a matter of hours of arriving at your home. They can replace the locking mechanisms, or change the window handles and change the gearboxes based on your specific needs. A professional locksmith will be able to inform you of the most cost-effective solution for your home. They can even suggest upgrades to 3 Star security Euro cylinders, TS007, that will provide an extra layer of security against burglars. It's a small amount to get the peace of mind that comes from knowing that your uPVC door is secure.

Broken Handle

Window handle locks are complex mechanisms that become less effective as time passes and use, so it's not a surprise they occasionally break. If yours fails it may be difficult to identify the cause of the issue. Make sure you fix it properly.

Whether the problem is related to the locking mechanism inside or the latch, fixing your broken handle will improve your uPVC double glazing door's security as well as help you stop the draughts. When you aren't doing it right, replacing or repairing the handle could be costly and may cause damage to the door's frame and lock It is therefore worth taking some time to do it right.

With the window open and the window open, loosen the screw that holds the handle by using a screwdriver. The screw should be located on the inside of the backplate.  double glazing repair  is typically concealed by the cap of the screw to enhance the appearance. It is important to not lose any internal components of the handle, such as the levers and plates on either side. Keep them in the same order to make it easier to replace if necessary.

Then, using a second screwdriver, loosen the screw that holds the handle to the spindle in the back. Once the screw is loose, pull the handle out and take out the broken spindle. Replace it with a new one, making sure that it's the same length as the previous one (you will typically find them on the internet or in hardware stores) and then securely screw it in the correct position. Don't over tighten the screw as this can harm the handle as well as the window frame.

Close the handle and try it. It is likely that it will operate smoothly and you'll be able open your window once more.

Don't forget to double-check that your uPVC window is shut correctly when you're working with the handle. If they're not closing properly, you could experience draughts or damp in your home. It could also affect the energy efficiency of your home. A local window company, like Core Sash Windows, will be in a position to adjust the hinges on your window frames so they shut correctly.

Broken Spindle

It is more common for the spindle to break rather than the handle. This is especially common with uPVC tilt-and-turn windows. These windows require a handle that operates an electronic locking mechanism within the frame of the window. The handle is attached to a central rod which activates cams with a mushroom shape that lock into the window frame keep. If the dead latch mechanism does not open after the handle is turned, it's likely the spindle has been damaged. This can be a problem that is frustrating.

There are ways to fix this problem. A good locksmith will be able to quickly and effectively fix this issue. A good locksmith will be able to disassemble the handle of the window by using a tool to take out the wheel from the area where the spindle is located. This can be done without damage to the handle or the window frame.

After the wheel has been removed, the technician can examine the spindle to determine what caused it to break. This involves disassembling the spindle and examining each component part, noting any wear or damage. This procedure is usually performed in a clean room by skilled technicians.

Next, clean the damaged spindle. This will remove any dirt or other debris that may be obstructing it from functioning normally. Following this the spindle is cleaned, it could be repaired or replaced. If it's being replaced, the technician could use the dowel that is similar in size to the one used in the first and drill mating holes into both pieces of the spindle. This will ensure that the new spindle has a precise fit with the handle.

If the spindle that is damaged is beyond repair, it could be necessary to replace it completely. Home centres sell generic substitutes, but if your window design is unusual you'll need to contact an expert in woodworking or cabinet making who can replicate the exact component. Once the spindle has been installed, it can be connected to the handle. Line up the screw holes on the handle with the screws that are already in the frame. Once the handle is firmly set, you are able to operate your uPVC windows.