These types also experience the same symptoms as the standard glass door locks.
Fixing sliding door latch.
Brace the door with your body and reattach the head stop.
This simple diy trick may solve your issues.
How to repair a sliding door lock.
These locks are important for keeping your patio doors secure so it s important that you replace yours promptly if it s not working while you might need to completely replace your lock it s possible you just need to replace the latch.
Usually you have to push the door in and either pull up or press down on the doorknob in order to get the door latch to catch in the strike plate.
Don t leave the door unattended until the stop is installed roll the door to within a half inch of the latch side jamb then turn the roller adjustment screws until the door is parallel to the jamb.
Try applying lubricant such as a petroleum based oil or wd 40 in the area to see if that works.
Once you get the key in the lock it may become difficult to turn the cylinder.
Set the door back on the bottom track and tilt it up.
Because sliding patio doors are used a lot it s common for their locks to occasionally jam or break.
Sometimes the sliding door may have a latch that works by sliding a small notch up and down.