Once you get the key in the lock it may become difficult to turn the cylinder.
How to fix the lock on my sliding glass door.
Most sliding doors manage to get knocked off kilter at one point or another.
Sliding glass doors are typically only lockable from the inside.
In addition to cleaning and lubricating sliding door tracks you want to lubricate the door lock.
It might become difficult to insert your key into an old sliding door lock over time.
The best way to lubricate any lock is to disassemble it and use an aerosol lubricant to flush away grime and coat the moving parts of the lock.
How to repair a sliding door lock.
Step 2 remove the latch body.
Sometimes the sliding door may have a latch that works by sliding a small notch up and down.
They are often used in higher end doors because steel mortise locks are more secure than the cast aluminum alloy versions used in many patio doors.
They are not used as entry doors.
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.
Try applying lubricant such as a petroleum based oil or wd 40 in the area to see if that works.
Sometimes patio doors become hard to open even when the track is clean.
Make sure the rollers at the top are aligned first then walk the bottom of the door.
Sliding glass door locks such as the steel mortise style locks shown on this page are used in wood vinyl and aluminum patio doors.
You may also want to check out our step by step guide to adjusting your sliding doors.
To realign your door in the tracks at the top and bottom of the frame remove the door from the track and reinsert it.
Because sliding patio doors are used a lot it s common for their locks to occasionally jam or break.