Unscrew the head stop with a power or phillips screwdriver.
How to remove rear panel from sliding glass door.
Use a flat head screwdriver to remove the threshold from the floor.
Do the same on both the left and right ends of the sliding door.
Remove this cap because as you ll notice it is covering a gap inside of which is a screw.
If you can t undo it with a manual screwdriver try a power screwdriver.
Remove the sliding glass door at the bottom of the track you ll see a slight indent that is intended for easy removal.
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.
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.
Next you ll need to remove the adjustment screws by accessing them on the side panels at the bottom of the door.
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.
If your sliding glass doors don t have the screen door then you may move on to the next step.
Remove the threshold placed in front of the fixed sliding glass door panel.
2 removing the screen door start with the removal of the screen door.
Slide the door till it hits this point.