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.
Fixing sliding door latch.
As a house settles door latches and strike plates sometimes become misaligned so doors won t latch shut.
It might become difficult to insert your key into an old sliding door lock over time.
Brace the door with your body and reattach the head stop.
Once you get the key in the lock it may become difficult to turn the cylinder.
These types also experience the same symptoms as the standard glass door locks.
This simple diy trick may solve your issues.
If the movement has been slight there s a very simple fix for the problem.
Because sliding patio doors are used a lot it s common for their locks to occasionally jam or break.
How to repair a sliding door lock.
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.
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.