On my door the holes had plastic plugs in them.
Sliding glass door adjustment lock not engaging.
This video will show you how to properly adjust the lock and handle on your milgard sliding glass door.
The lock will not engage if the engagement tongue goes above or below the logo.
Download instructions for more information.
The first step in how to.
If you find that the engagement tongue is going above or below the logo you will have to adjust the lock.
The wheels on the glass sliding patio door have an adjustment screw at the bot.
How to adjust sliding glass door rollers for a smoother ride.
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.
Locate the adjustment screws on the lower edges of the door.
Inside a standard sliding glass door there are adjustable rollers that help it slide back and forth on the track.
How to fix a glass sliding patio door that dosnt roll close or lock properly.