Using a utility knife.
French door bottom latch stuck.
Take out the old faulty latch.
If won t tilt might have to cut the top inside edge back to allow the top to tilt out.
Step 2 spray the inside mechanics of the french door knob thoroughly using canned air duster to dislodge any dust or other large buildup.
The latch is a small but vital component of any french door.
Decide which direction the plate needs to be moved to align the bolt with the hole.
Reassemble the parts insert the spindle and screw back the front plate of the latch where the door meets the frame.
You can do this simply by opening the door and attempting to engage the latch.
If this is the case you may need to remove the entire doors so you can renew the holes.
The more you use your french doors the more likely the thread of the screws will drag against the walls of their casings and loosen.
If the french doors have dropped due to loose screws in the hinges attempt to tighten them before you test the doors again.
You need to ditch those 1 2 screws and use 2 or longer screws on your french door hinges to pierce the 3 4 thick door jam and then embed into the 2x4 buck plate.
Tighten all the hinges on both doors with a screwdriver if they are sagging or if the latch doesn t work.
How to adjust the top latch on french doors locate the problem.
Now repair french door frame.
Cut the top one remove hinge pins cut the loops on the hinges so the door will settle see if door tilts out door might rise enough to get to the bottom pin.
Put the new latch into place.
A normally functioning andersen french door has 16 32 of an inch of latch protruding from the active door.
How to replace a door latch.
Disassemble the door knob that contains the lock on the french doors using a screwdriver to loosen and remove the bolts so that each half falls away from each other.
Just replacing the lower locking bolt on the inactive side of a double door.
Push or pull on the door without pulling the barrel bolt lever or pulling on the small chain.
If any of the screws keeps turning without drawing the hinge tighter remove the screw and.
The key here is deciphering if the problem is with the latch itself or with the door.
Remove the current latch use a screwdriver to remove the handle and two screws that hold the plate which is facing the door frame.
This is amount of latch is crucial for engaging locking on to the passive door.
If the latch works when the door is open then you have a problem with your doors.