How to repair a sliding door lock.
Fixing sliding door 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.
Brace the door with your body and reattach the head stop.
It might become difficult to insert your key into an old sliding door lock over time.
Set the door back on the bottom track and tilt it up.
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.
Once you get the key in the lock it may become difficult to turn the cylinder.
Try applying lubricant such as a petroleum based oil or wd 40 in the area to see if that works.
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.
Because sliding patio doors are used a lot it s common for their locks to occasionally jam or break.
This simple diy trick may solve your issues.
These types also experience the same symptoms as the standard glass door locks.