Most sliding doors have a mechanism called an adjusting screw located at the bottom of the door ends.
How to fix the latch on a sliding glass door.
Align it in the bottom track and then tilt it up.
Then replace the bottom screw in the hole where it was affixed to the handle to prevent the latch from falling into the doorframe.
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.
Turning this screw raises or lowers the roller.
Remove the handles from the door using a philips head screwdriver.
Usually you buy just the mortised steel lock assembly that fits within the door and reuse the old handles and actuating lever.
You may also want to check out our step by step guideto adjusting your sliding doors.
Leave the screw driver in.
Give the screw a clockwise turn and test to see whether the door slides easier.
Insert a screw driver through the bottom handle hole on the inside of the sliding glass door to hold the latch in place.
Step 3 removing the screws two screws on the end of the door secure the latch.
First remove the screws securing the door handle in place first with your phillips screwdriver and slide the outer latch lever out of place.
Raise it just enough to clear the track and roll smoothly.
Take your graphite pen and insert it into the lowermost screw hole quickly to prevent the latch from falling into the frame.
Place the interior side of the door lock frame into the door.
Remove the screws above and below the latch.
If the door becomes even harder to open turn the screw in the opposite direction.
Roll the door toward the latch side jamb then turn the adjustment screws until the door is parallel with the jamb.
Reattach the head stop first otherwise it could fall out.
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.