Fixing French Door Locking Mechanism Replacement
When it comes to locking your french doors, you need to ensure that they're safe. You can do this by selecting a lock that will secure your door without blocking airflow or impacting the aesthetic look of your space.
French door locks usually have three-point locking that has flush bolts on the lower and upper edges each door panel and a lockset for the door that can be opened. This lockset is very difficult to break.
Repairing a French Door that isn't Locking
If your doors won't lock or latch properly, it can be a major safety issue. It could be a sign of a bigger issue, such as a cracked or broken locking cylinder. But don't worry about it, the issue can be solved with just a few steps.
The majority of the time, doors that don't lock is due to an obstruction blocking the latch. It could be as simple as dirt stuck in the latch, or the latch may be defective.
If you examine the strike plate, (the metal piece that is on the inside of the doors which sits against frame) You can determine the truth. If there is a small metal tab protruding from the strike plate, gently tap it with a screwdriver and hammer it to bend it slightly to make the hole in the plate so that bolts can be dropped into it more easily.
A latch that is seized can be caused by incorrect installation or an improper alignment. Lubricating the latch will help it function better, but will not fix problems with alignment.
If you don't have a strikeplate it's easy to install one. The body of the lock (the part that screws into the door frame) must be removed from the door, and the lock assembly replaced. This is a straightforward job that requires a Phillips head screwdriver and power drill.
To ensure that the lock works as efficiently as possible it is a great practice to lubricate it regularly especially the cylinder. Utilize a lubricant made of graphite or silicone to do this. Apply the lubricant to the key, and then turn it several times slowly until the cylinder moves freely.
A double-cylinder deadbolt can be more secure than the standard deadbolt when it is used on French doors. A lock that is a twist on the handle is not enough to deter intruders as a standard door deadbolt that has a thumb-turn can be ruined if you break the glass.
How do fix an French door that won't latch
The issue is often caused by the latch of the door not interacting correctly with the hole in the strike plate. replacing glass in french door repairmywindowsanddoors is typically due to sagging hinges, however it can also be a problem with the position of the latch or the latch itself. To determine which of these causes the problem, use a lipstick or similar marker to see the point where the latch comes into contact with the strike plate hole. This mark will help determine the source of the issue. For example when the mark is below the strike plate it's most likely to be the hinges. If it's higher the strike plate, then it could be the latch position.
It is essential to be sure to align the strike plate and latch holes when installing handles or the lock mechanism on the French Door. This is especially true if one door has been closed for a long period of time. During this period the door might be a bit shifted. This is especially common with composite or timber doors as they are susceptible to contraction or expansion according to the weather and the surrounding.
To fix this, first remove the lock latch from the door's edge, then remove the locking strip from the handle. Then, using a sharp chisel and hammer, you can increase the strike plate hole in the door frame. This will allow you to place the latch in a more ideal position for the door. When the door is closed it will shut without catching the frame.
After the latch hole is expanded, insert the new latch into the strike plate and screw it in. Next, re-adjust the strike plate with the hammer and screw until it is in the correct position, and then check the door. Make any necessary adjustments.

The lock cylinder on the external French Doors won't turn. This could be due to wear and tear or debris. However, it's usually an easy fix. The lock could be blocked or the pins of the cylinder wear. A simple clean can make a big difference in the performance of the mechanism, so it's well worth giving this an attempt. If the problem persists it might be necessary to replace the lock cylinder.
How to fix a French Door that isn't opening
If your French door doesn't lock due to dirt or debris It is likely that the lock mechanism is obstructed. Checking that the door frame is clear and that there is nothing blocking the locking mechanism is the first thing to do. There could be an issue with the alignment of the French door and its frame. This could cause the French door to drag against the frame, which can result in jamming.
The mechanism for locking is simple. A key rotates the spindle, and then moves the bolt up and down on a rail. If the handle is turning but the bolt does not move, this means that something is stuck. There may be a problem with the mechanics of the lock itself, or it may just require lubricating. Try using a silicone spray - it will come with a pipe can be used to direct the lubricant into the mechanisms of the lock. Spray generously and then rotate the handle to ensure the lubricant is reaching all of the mechanisms.
You may also have to adjust the position of the latch on the French door. It is usually possible to do this from outside. If you're French doors are just installed and you are able to put the latch and handle into the door without difficulty. If they are old, you will need to mark the positions of the holes for the handles on the door and the latch on the frame of the door using a template included in the lock kit. Drill the hole for the knob or handle at the appropriate height. This is typically around 36 inches above the floor. Then, you can drill a smaller hole on the outside of the door for the latch.
Once the hole is drilled, it's important to ensure that the latch plate is positioned correctly over the strike plate that is on the door frame. If the latch plate doesn't fit properly, the deadbolt will not retract into strike plate when you pull the lock lever. The latch plate will then have to be screwed in the correct position.
How to fix a French door that won't close
The latch on a French Door can get stuck and can't be closed. This can render the doors inoperable. This is usually a simple issue to fix, but it could require you to remove one of the heavy doors. In the majority of cases, the issue is that the latch isn't aligned or with the strike plate or with the jamb on the door, or both. It could also be because the dead bolt isn't extended or fully retracted. It is possible to have misalignment over time due to weather or settling.
It can be difficult to open doors that are stuck. To solve this issue take off the screws that secure the hinge to the frame and then, add shims to make the door raised or lowered. This will bring the latch closer to the lock mechanism, and will solve the problem.
If the latch does not fit in the strike plate hole, you can repair it by loosening the screw that holds the strike plate, and then using an electric or a metal file to trim the edge until the latch is able to fit. This could also mean removing the strike plate, and then chiseling out the hole to make it bigger if required.
Another issue that is common to French doors is that the locks do not engage correctly. This could be a sign of a problem in the locking cylinder, especially if you have a more recent lock system. If the lock is not functioning properly, you'll need to remove it and check for visible damage.
If you have an older door with a draft entering, you can replace the weatherstripping on the outside of the doors. This will create a secure seal and stop the doors from catching. You can also add door sweeps to ensure that all of the gaps that could be created are sealed. Install the sweeps on the top and bottom of the door.