Simply insert the pen into the lock and squeeze a small amount of the substance into the lock.
How to fix a glass door lock.
Within seconds your lock should feel like new.
Normally a glass sliding door will have a standard pin tumbler variety that can be found in any regular door.
How to fix a glass sliding patio door that dosnt roll close or lock properly.
In this case you may have difficulty inserting or removing the key.
How to fix a sliding glass door lock step 1.
The wheels on the glass sliding patio door have an adjustment screw at the bot.
Insert the graphite pen into the lock and squeeze some lubricating substance into the latch to dislodge anything inside.
Remove the broken sliding glass door lock from the door by removing the screws that attach it to the door.
Unfortunately with these types it is fairly common for debris to get inside and jam the mechanism.