How to Repair a Bad Patio Door Lock
A secure patio door is vital for home security. If it becomes difficult to lock, it can be frustrating.
In many instances, a locked that is not working is the result of the wrong alignment or just wear and tear. It's possible to restore the function of the lock by adjusting it or lubricating it. If these troubleshooting methods fail, you may replace the mortise lock and handle.
RepairMyWindowsAndDoors and Lubricate
Over time, dust, dirt and grime can make it difficult to open or close the door lock. Regular cleaning and lubrication can aid in preventing your security device from becoming stiff or stuck. This will save you money on repair bills and extend the lifespan of your door.
To begin, you'll need to clean the lock cylinder. To do this, you'll need spray cans of penetrating oil, such as WD-40. Spray a small amount into the keyhole and work the key into and out to distribute the oil. Avoid using solvents like household oil or other that can harm your locks. Spray a little on the key.
After cleaning your lock's cylinder, it is time to lubricate. You can use a silicone spray or a dry lubricant such as graphite powder. Graphite powder lasts for a long time and doesn't attract dust as liquid lubricants, so it's a great choice for lubricating sticky locks. Silicone sprays are water resistant and can withstand both humid and freezing temperatures, but may require several coats to be effective.
You can also apply sprays for de-icing that is made for cold weather and will remove frost and ice from the lock mechanism. A few sprays of this will help your lock unlock and then lock more easily.
The environment will determine how often you should belubricating locks. A location near the coast will expose your door to salty air and lead to corrosion. Temperature fluctuations can also affect how well your lock works. It is recommended to regularly lubricate your locks at least two times a year or more often in areas with harsh weather conditions. Lubricating your patio door locks will save costs on repairs, and ensure that it will continue to work properly for a long time.
Reposition the Lock Cylinder
If your patio door lock doesn't work properly it could be because one or more of its components may be damaged or misaligned. Regular inspection and prompt repair of a damaged patio door lock can prevent any further damage and ensure your doors are secure. To fix a locked or unlocked patio door, tighten loose screws, adjust the lock mechanism or replace the lock cylinder.
Begin by inspecting the exterior and inside of the lock for signs of damage or misalignment. Often, patio door locks expand and contract with temperatures that are cold or hot and can shift slightly over time. This slight movement can cause the locking mechanism to misalign and cause problems when opening or closing the door.
Next, examine the lock cylinder for obstructions in the keyway hole. If the lock is corroded or blocked, the cylinder can be difficult to open and can eventually cause damage to the lock pins, cam, or latch springs. If the cylinder is difficult to insert, you may be able of removing any obstruction using the help of tweezers or a picklock. If the problem persists you may have to remove the cylinder to determine the root of the issue.
If the lock cylinder hasn't been screwed into the body of the lock, you can loosen it by removing the screw that is flat inside the faceplate of the cylinder. Loosening this screw will allow you to move the cylinder around and could help to restore alignment.
Look for the small tab that moves along with the key. It's usually at the end. This small clip, also known as a "release Tab", prevents the cylinder from sliding into the lock body completely. This tab can be moved back by using a standard key. This will allow the cylinder to be removed, then reinserted.
If your lock cylinder is stuck, you may be able restore proper alignment by turning it until the latch bolt is in contact with the strike plate and the knob or handle can be pulled in and pulled out. Reassemble the lock after you have restored proper alignment. Check it out for its functionality. If your patio door lock isn't working, it is likely that another component like the latch spring or latch must be replaced.
Lock the Screws
Over time, the use of regular temperatures, cold and hot weather dust, dirt and even dirt can cause damage to patio door locks. These delicate parts may be damaged if they are not properly maintained, causing your door to not lock properly. Fortunately, the majority of lock issues can be fixed easily with just a few simple maintenance steps.
The first thing to do is clean the lock mechanism. Use a damp cloth remove any dirt or dust that may be present and then dry the lock thoroughly. After cleaning the components, a small amount silicone-based lubricant will help keep the moving parts operating efficiently and smoothly. Avoid lubricants containing oil bases, however they can draw dust and dirt that can lead to further issues.
Then, if your patio door is equipped with a foot lock that is secure, make sure the foot lock is properly aligned with the strike plate. In the majority of cases, this will only require adjusting the screws that secure the foot lock to the patio door frame. To adjust the footlock simply loosen the screw using a Robertson screwdriver, and then gently push it up or down. Once the adjustment has been completed, tighten the screw.
When it comes to fixing the handle on a patio door, the most common problem involves misalignment between the latch and strike plate. This can be caused by everyday wear and tear, or it could simply be due to the fact that the latch is set higher or lower than it ought to be.
Start by removing the old handle, then find the bolts or screws which hold it in place. Be sure to keep track of them as you will need them when installing the new handle. Then, take off the old spindle and slide the new one into place on the inside of the door. Make sure it is in alignment with the holes in both the exterior and interior handle. Once the new spindle has been installed then reinstall the handles for both exterior and interior to ensure that they are in alignment with the bolts or screws that hold them in place.
Close and lock the patio door after you have made any necessary adjustments. If everything is in proper alignment, the door will open and close smoothly without any additional force. If you're still having trouble it could be necessary to move the strike plate or latch or the lock cylinder could be damaged and must be replaced.
Replace the Latch
If your patio door locks do not work, it might be time to replace the latch. Installing a new lock is a fairly simple home improvement project that most homeowners can complete themselves. Begin by sliding the patio door all the way open and then removing the current lock from the inside of the door. Examine the lock you have to determine the type of lock you'll require.
Before you install the new latch take off the screws that secure the strike plate (the part of the lock that's set on the outside of the door frame) and then adjust it vertically or horizontally to align it with the latch hole in the door jamb. Once you have repositioned the latch plate you can tighten the screws, then fix it with screws.
When all the components of your patio door have been relocated or replaced, reassemble and secure them as instructed by the manufacturer. When you're done, check the latch to ensure that it is in place and fits the latch's hasp when the door is closed. If it does the lock will be able to latch onto the door. If it does, your patio door lock is working as it should and will give you the security and privacy you've come expect from your home's doors.
Patio doors, like other parts of your house must be aligned correctly to function effectively. Over time, temperatures and cold weather, dirt and debris, and other factors can cause the hinges, door frame and locking mechanism to shift. When these elements are misaligned, it's like trying to fit a key into the wrong keyhole it won't work. You can solve the issue that seemed to be impossible by following these easy steps. Do yourself a big pat on the back for taking on the project and reclaiming the patio door's closed position! We bet that you'll have no issues opening or closing your patio door. Have fun! We're here to assist if you need any assistance or have questions.