This sliding glass door lock was not working.
How to fix the patio door lock.
If it is loose or has slipped out of the mortise place it back in the mortise and tighten the screws with a phillips screwdriver.
The door originally came with a temporary handle which is a square rod that is bent 90 degrees.
Shut the door and try to lock it.
Have one person go to the other side of the door and hold the handle.
Donations appreciated click in upper right corner info circle.
Apply a lubricant to both upper and lower tracks to keep the door hardware clean and operating freely.
The lock is built into the handle.
Step 4 finding a replacement.
It s an easy fix.
The newer versions have the same handle on both sides.
Clean the door knob and lock with a degreaser and a wire brush.
The picture above shows an 070001 model lock.
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.
It did not latch shut.
If it won t lock open the door.
Spray lubricant onto the entire knob and lock assembly for better operation.
These are the easiest to replace because most of the time you just have to pull out 2 screws remove the old handleset and bolt on a new one.
It could be that the external section of the lock is frozen up which prevents you from even gaining access to the keyway.
If you live in a windy area place a heavy object against the door or use tape to keep it from opening up after you ve removed the lock.
Another variation occurs when the internal mechanism of the locks is frozen.
Turn the patio door knob up and down to inspect it for foreign objects dirt or rust.
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.
Sliding glass door locks such as the steel mortise style locks shown on this page are used in wood vinyl and aluminum patio doors.
Try to lock the patio door.
Two screws on the end of the door secure the latch.
Locks can essentially be frozen in two different ways.
How to fix a door lock that is jammed due to freezing comes down to the type of freezing.
Take an allen wrench and loosen the set screw under one of the handles.