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How to Troubleshoot and Repair Patio Door Locks

Keeping your repairing patio doors doors in good in good order will keep your home safe from unwanted intruders. The elements can cause damage or misalignment to the patio doors as well as their locks.

If your patio door lock doesn't operate properly, you can make some basic repairs at home. These steps can fix issues with the handle, keyway and latch.

Check the Lock

Patio doors are frequently targeted by burglars because of their large amount of glass and convenient location within a home. It is important that your locks function properly to keep your home safe. There are simple ways to fix patio door locks which have stopped working.

The first step is to examine the lock to ensure nothing is hindering it from locking or latching. You should deal with any issues you spot, such as loose screws or rust. In some instances the slightest adjustment to the door's location could suffice to resolve the problem.

Debris or dust can cause the lock mechanism to fail to work properly. Clean your patio door and wipe down all lock hardware regularly to prevent this. You can apply a mild detergent solution if necessary, but always be sure to dry the lock thoroughly afterward.

In addition, it is recommended to oil the lock regularly. The moving parts inside your uPVC patio lock are similar to those in a machine that is finely tuned. They can jam or become stuck as with any other mechanical device. Using a graphite pencil or a light lubricant will help remove any dirt or debris that has accumulated within the lock cylinder and help keep it running smoothly.

Identifying the exact dimensions of the patio door lock is also important. This will help you choose an appropriate lock that is compatible with the existing mechanism. If you're not sure how to proceed, contact a professional locksmith or tradesperson for help.

Clean the Lock

Over time, hot and cold weather, dust, and dirt can cause the intricate parts of your door lock to become stuck. These issues could compromise the security of your home. However, it's not difficult to fix these problems if you know how.

Clean your lock prior to making any repairs. Using a damp cloth, remove any stains or debris that may be preventing your lock from functioning properly. Then, use a small amount of hot soapy water to wash the mechanism of your lock and wash away any dirt or grime that has accumulated over time. Let your locks dry completely after cleaning them.

Most patio doors are fitted with a mortise lock that is safe but is susceptible to issues with time. If your uPVC lock is stuck, the first step is to clean and lubricate it. For an upvc patio door repairs lock, you can start by cleaning the latch plate using a small amount of soapy water. Next, you'll want to remove the screws that hold the latch body in place. Once you have the latch plate and handle removed, you'll be ready to remove the latch itself from its slot in the door frame.

Once the latch is removed and lubricated, you can apply by using a lubricant for engineering like WD40. If you don't have WD40 or a graphite pencil, a graphite pens can be used to remove dirt and grit off the mechanism. If your uPVC locks are still not working, you might need to move the locks cylinders. This will require additional tools and should be done by an expert. But you can practice moving the cylinder around without removing it from the door by closing and opening the door with the cylinder in the lock position, and then drawing pencil marks on the inside of the frame where the screws hold the cylinder in place.

Lubricate the Lock

When your lock is clean and free of dirt and debris it's time to grease the keyhole as well as the locks themselves. Lubricants that are properly applied will keep your lock in good condition and extend its lifespan.

Dry graphite powder is excellent to lubricate small metal parts like locks because it's not sticky or oily and lasts longer than liquid fluid lubricants. It's easy to apply and you can apply it to sliding doors, door hinges, and garage door tracks. Master locksmith Shawn Fago recommends using a pencil-type graphite lubricant that is designed specifically for lock cylinders.

Liquid lubricants can be more effective than graphite powder, especially in humid climates. Silicone lubricants are resistant to water and won't attract as much dust or dirt as other kinds of liquid fluids. They work well at low and high temperatures. However, certain silicone lubricants could cause buildup over time and can displace other lubricants you've used.

Teflon-based lubricants are an excellent alternative to silicone lubricants since they're long-lasting and do not attract dirt and dust. They're also good for cold environments because they can stop the accumulation of ice within the lock.

If your lock cylinder is extremely stiff and hard to turn, it's worn out and needs to be replaced. A professional locksmith will disassemble the lock mechanism and replace it with the new cylinder that matches your keys. They can also Repair patio Doors and modify existing locking mechanisms. If your door does not have a lock cylinder an expert can replace it to increase security and safety. They can also install new faceplates for your lock on your patio door that are in keeping with the rest.

Reposition the Lock Cylinder

If cleaning the lock with lubricant and lubricating it do not work, the problem may be that the door's latch isn't aligned with the side jamb or the frame of the door. Open the sliding patio doors and examine the top and bottom of the opening for the latch. If the door is in line with the jamb or the frame then you can test. If not, loosen the screws that hold the latch body and adjust it up or down until the lock latch catches the latch's hasp with a tight snap when the door is shut.

Sometimes the latch isn't closing properly due to a worn-out cylinder. A worn-out cylinder can make it difficult to turn the key, so you'll need a replacement. It is essential to select a new cylinder that is the same size as the previous one and has the same keyway, so you can easily replace it by screwing the two parts of the lock apart and inserting the new cylinder.

You can purchase replacement cylinders at many home improvement stores. You'll have to know the manufacturer and model of your current cylinder so you can buy one that is compatible with it. If you don't have the model or manufacturer number you can take a photograph of the cylinder and its mounting screws and go to the hardware store for help.

Once you have the new cylinder installed remove it from the flat screw holding it in place. Remove the escutcheon. Remove the lock cylinder, escutcheon and door frame with a screwdriver. Set the screw somewhere secure so you don't lose it. Then loosen the set screw on the cylinder's keep (the metal part that fits into the rectangular cutout of the door) and then loosen it enough to allow the cylinder to rotate.

Replace the Lock

A patio door lock repairs door lock that isn't functioning properly can be a serious security risk. Dirt and debris can become stuck in the lock mechanisms. If this issue isn't taken care of promptly, the lock may eventually stop working and will no longer provide security. It's a simple DIY project to replace the patio door lock. You only need just a few tools and a bit of time.

Begin by inspecting the lock and determining what's causing the issue. If cleaning and lubricating the latch does not work it could be bent too much to function properly. In this case it is recommended to replace the latch with a brand new mortise lock to ensure it is as secure and strong as is possible.

If you're not confident in tackling this DIY task yourself contact a locksmith or door hardware specialist to help you with the installation of an entirely new lock. They'll have the tools and experience to properly install the lock.

Regular maintenance is the key to keep your patio door lock working correctly. Make sure that the knobs and handle aren't loose and, if they are, tighten them as needed. Lubricate your lock at least once per year to avoid it sticking or becoming stiff. Locks that are subjected to heavy use or extreme temperatures should be lubricated regularly. The type of lubricant used is important, so be sure to select one that's specifically designed to be used on locks (GT85 or WD-40's Specialist Anti Friction Dry PTFE). For the best results apply the lubricant directly onto the key hole of the lock mechanism.