The wheels on the glass sliding patio door have an adjustment screw at the bot.
Sliding glass doors adjustment rollers.
In these cases the problem is usually that the rollers at the bottom of the door have started to rub against the track.
The sliding panel should glide across the tracks when you open the door without jamming.
Adjusting the rollers on your pella sliding door may be necessary to keep the door operating smoothly.
The rollers at the top can also wear down lowering the bottom of the door so that it rubs on the track.
These holes hide the adjustment screw for the coordinating rollers.
Every standard sliding glass door has adjustable rollers that help it slide back and forth within the track.
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.
Tinker around with the roller screws to see if the door glides better when it s at a lower or higher height.
You can alter the height of these rollers by accessing the adjustment screws which are set into slots on the door s outer edges perpendicular with the rollers themselves.
Most sliding glass doors contain two sets of rollers one on each side of the bottom of the door.
Adjust sliding glass door rollers this video is going to show you how to adjust your door s rollers to ensure smooth operation and maintain weather tightness.
Over time the framing of your home settles.
As the framing inside the door opening settles the tracks raise or lower with the floor.
There are two sets of rollers on each side of the sliding glass door.
On the bottom portion of your sliding glass door you should see a small hole on each side of the door.
This adjustment screw will move the roller height up or down and thus your sliding glass door height will go up or down by as much as 1 4 inch or 1 2 cm.
I used a phillips head screwdriver to turn the roller adjusting screw.
Download instructions for more information.