Open the door and locate the head stop screw at the top corner of the door frame right where the door would touch the frame when it closes.
How to remove rear panel from sliding glass door.
Place the screwdriver beneath the threshold edge flat against the floor and pry the wood gently up taking care not to gouge the floor s surface.
If you can t undo it with a manual screwdriver try a power screwdriver.
Open the door and ask your helper to slightly lift the screen door.
Next you ll need to remove the adjustment screws by accessing them on the side panels at the bottom of the door.
Slide the door till it hits this point.
Determine the size of the screwdriver you ll need reach back into the gap with your screwdriver and adjust that screw counter clockwise as far as it will go.
Do the same on both the left and right ends of the sliding door.
Unscrew the head stop with a power or phillips screwdriver.
Remove the threshold placed in front of the fixed sliding glass door panel.
Remove this cap because as you ll notice it is covering a gap inside of which is a screw.
Remove the sliding glass door at the bottom of the track you ll see a slight indent that is intended for easy removal.
This screw may be tightly fixed.
If your sliding glass doors don t have the screen door then you may move on to the next step.