There are holes on your sliding glass door that conceal the adjusting screws to these rollers.
Tilt and slide patio door adjustment.
Inside a standard sliding glass door there are adjustable rollers that help it slide back and forth on the track.
Most sliding doors have a mechanism called an adjusting screw located at the bottom of the door ends.
In order to properly adjust a patio door it is important to understand its opening mechanism.
If the door becomes even harder to open turn the screw in the opposite direction.
Turning this screw raises or lowers the roller.
On my door the holes had plastic plugs in them.
The locking pin is located at the side of the handle.
Pay attention to the following steps.
The most common type is the tilt and turn mechanism.
Start by adjusting with the door closed.
How to adjust sliding glass door rollers for a smoother ride.
Use an allen key on the screw at the door side of the hinge.
The structure of a tilt and turn system.
Turn 1 2 rotations clockwise and then test to see if it still drags.
Give the screw a clockwise turn and test to see whether the door slides easier.