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How to Repair a Bad Patio Door Lock

A safe patio door is vital to home security. It can be a hassle if your door is difficult to lock.

In many cases, a stubborn lock is the result of the wrong alignment or just wear and tear. It may be possible to restore the lock's function by adjusting it or lubricating it. If these methods of troubleshooting don't work, you can replace the mortise lock and handle.

Clean and Lubricate

Over time, dirt, dust and grime can make it difficult to open and close a door lock. A regular cleaning and lubrication routine will stop your security device from becoming stiff or stuck, thereby saving your money on repair costs and allowing your door to enjoy its maximum lifespan.

The first step is to clean the lock the cylinder. Use WD-40 or another penetrating spray to complete this. Spray a small amount of it into the keyhole and work the key in and out to distribute the oil. Avoid using household solvents or other oils which could harm your locks. Make sure to spray a little on the key itself as well.

After cleaning your lock's cylinder, it is time to lubricate. You can apply dry lubricants like graphite powder or a silicone spray. Graphite powder is long-lasting and doesn't attract dust as liquid lubricants do, which is why it's an excellent choice to lubricate locks that are sticky. Silicone sprays are water resistant and can withstand both humid and cold temperatures, however they may require several coats to be effective.

You can also apply sprays for de-icing that is made for cold weather and can lift frost and ice off the lock mechanism. A few sprays of this will aid your lock to unlock and then re-lock more easily.

How often you should oil your locks will be contingent on the environment. The location of your door can affect its performance. A location that is near the ocean can expose it to salty air, which can cause corrosion. The general rule of thumb is to oil your locks at least twice a year and more frequently if you reside in a region that has harsh weather conditions. Lubricating your patio door locks can help save the cost of repairs and ensure that it will continue to function in a good way for many years.

Reposition the Lock Cylinder

If your patio door lock isn't working properly, it could mean that one or more components are damaged or misaligned. Regular inspection and prompt repair patio door of a faulty patio door lock can avoid additional damage and ensure that your doors are secure. To fix a locked or unlocked patio door glass repair near me door, tighten loose screws and adjust the mechanism of the lock, or replace the lock cylinder.

Begin by inspecting the exterior and interior of the lock for signs of damage or misalignment. The patio door locks can expand or contract with the weather, and could shift over time. This slight movement can cause the locking mechanisms to not align properly and can cause issues when opening or closing the patio door.

Examine the keyway hole in the lock cylinder. A corroded or blocked cylinder can be difficult to open and could eventually cause damage to the lock pins, cam or latch springs. If the cylinder isn't simple to insert, you may be able to remove any obstructions using the help of tweezers or a picklock. If the issue persists, you may need to take the cylinder out and disassemble it to find the source of the obstruction.

If the lock cylinder has not been secured to the lock body it can be removed by unscrewing the screw on the cylinder faceplate. Unscrewing this screw will allow you to rotate the cylinder and could aid in restoring alignment.

Look over the cylinder for a little tab that moves upwards and downwards with the key, usually towards the very end. This little clip, also known as a "release tab" prevents the cylinder from sliding all the way into the lock body. A standard key can slide this tab back to allow the cylinder to be released and allow it to be removed and reinserted.

If your lock cylinder is stuck, you may be able restore proper alignment by turning it until the latch bolt engages with the strike plate, and the handle or knob can be pushed into and pulled out. After you have restored the proper alignment, put back together the lock and test its functionality. If your patio door handle repair near me door lock still isn't working properly, it is likely that a different component, such as the latch or latch spring needs to be replaced.

Tighten the Screws

Over time, the use of regular temperatures, cold and hot weather dust, dirt, and can wear down patio door locks. These delicate components can be damaged if they are not properly maintained, leading to your door to stop locking properly. Most lock problems are easily fixed with a few simple steps.

The first thing you have to do is clean the lock mechanism. Use a damp cloth to get rid of any dust or dirt that may be present, and then dry the parts thoroughly. After cleaning, a small amount of silicone-based lubricant will help keep moving parts running smoothly and efficiently. Avoid lubricants that contain oil bases,, as these can draw dust and dirt that can lead to further problems.

Next, if your patio door has an electronic foot lock for security ensure that the foot lock is aligned with the strike plate. In the majority of cases, this will only require adjusting the screws that secure the foot lock to the frame of the patio door. Loosen the screw using the Robertson screwdriver, and then gently move it upwards or downwards to adjust the foot lock as required. Once the adjustment is complete you can tighten the screw.

When it comes to repairing a patio door handle, the most common problem involves misalignment between the strike plate and latch. This can be caused by normal wear and tear, or it could simply be that the latch is positioned higher or lower than it ought to be.

Begin by removing the handle, and then locate the bolts or screws that hold it in place. Make sure you keep track of them as you will require them when installing the new handle. Then, you can remove the old spindle and then slide the new spindle into place on the inside of the door, ensuring that it is aligned with the holes in the interior and exterior handles. Once the new spindle is installed put back the interior and exterior handles, making sure that they are aligned with the bolts or screws which hold them in place.

Once you've made any necessary adjustments to your patio door, make sure to test it by closing and locking the door. If the door is properly aligned, it will open and shut smoothly without needing any additional force. If you are still having issues it may be necessary to move your latch or strike plate or replace the lock cylinder.

Replace the latch

If your patio door locks not working, it could be time to replace the lock. Installing a new lock is a relatively simple home improvement project that a majority of homeowners can tackle themselves. Start by sliding the patio doors completely out and removing the existing lock on the inside of the door. Review the lock to determine the type of lock you'll require.

Before installing the new latch, loosen screws that secure the strike plate. This is the portion of the lock mounted on the edges of the frame of the door. Adjust it either horizontally or in an upward direction so that it is aligned with the holes for the latch. After you've repositioned your strike plate, secure it in place and tighten the screws.

When all the components of your patio door are relocated or replaced, reassemble and secure them according to the instructions given by the manufacturer. When you're done, test the latch to ensure that it is in place and fits the latch hasp when the door is closed. If it does, your patio door lock is working as it should and able to give you the security and privacy you've come to expect from your home's doors.

Like other parts of your home the patio doors have to be aligned properly for them to function efficiently. Over time, temperature or cold, dirt and debris could cause the frames and hinges to shift. If these components are not aligned, it's like trying to fit keys into the wrong hole for a key and it doesn't work. You can solve the issue that seemed to be impossible by following these easy steps. You should pat yourself on the back for taking on the project and reclaiming the patio door's closed position! We're sure you'll have no issues opening or closing your patio door. Good luck! We are here to help should you require assistance or have any questions.