In order to properly adjust a patio door it is important to understand its opening mechanism.
Tilt and slide patio door adjustment.
The structure of a tilt and turn system.
This adjustment works best for a door that has dropped towards the handle side and not the hinge side.
The most common type is the tilt and turn mechanism.
Give the screw a clockwise turn and test to see whether the door slides easier.
Tweak the hinges until you get a smooth open and close.
Turning this screw raises or lowers the roller.
If a patio door is difficult to operate won t lock properly or is loose or drafty make adjustments to the roller latch or strike to fix the issue.
Use an allen key on the screw at the door side of the hinge.
Start by adjusting with the door closed.
There are holes on your sliding glass door that conceal the adjusting screws to these rollers.
The locking pin is located at the side of the handle.
Turn 1 2 rotations clockwise and then test to see if it still drags.
On my door the holes had plastic plugs in them.
Most sliding doors have a mechanism called an adjusting screw located at the bottom of the door ends.
If the door becomes even harder to open turn the screw in the opposite direction.