You may need to pry it off with the edge of a flat headed screwdriver if it has been on the door a while.
How to fix sliding glass door handle lock.
Remove any additional staples or glue residue.
Place the door handle over the screw holes on the interior side of the door frame followed by the screws and hand tighten the screws.
Step 6 test again.
On some sliding glass door locks the door handles have long screws that go right through the steel mortised lock and there is usually a actuating lever that slides into a rectangular hole in the lock.
Step 5 reattach the handle.
Once you get the key in the lock it may become difficult to turn the cylinder.
To fix weatherstrippingthat s no longer protecting you from the elements loosen its staples with a screwdriver then pull it from the door prying gently with a putty knife if necessary.
Close the sliding door and engage the door lock again.
How to repair a sliding door lock.
Place the interior side of the door lock frame into the door.
I squirted it in the door handle holes as well as the side of the door where the lock comes out.
Apply a lubricant to both upper and lower tracks to keep the door hardware clean and operating freely.
Finally time to attach the new handle.
Usually you buy just the mortised steel lock assembly that fits within the door and reuse the old handles and actuating lever.
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.
You should find a few screws around the edge of the handle which need to be unscrewed or you may have a screw on the edge of the door frame.
You just put the handles on either side of the door and screw them together.
Install the new weatherstripping as the directions indicate making sure to orient the flap correctly.
Position your door handle over the screw holes and hand tighten both screws.
Tighten the screws with a phillips head screw driver.
In addition to cleaning and lubricating sliding door tracks you want to lubricate the door lock.