Use the blade of an old screwdriver to pry stubborn dirt loose.
Tilt and slide door problems.
This is when trying to close the door it slides along fine but when going into the closing position one edge of the door will not sit in the frame thus making it impossible to turn the handle and lock.
This door was also a tilt.
So with the above in mind here are three of the most common tilt and slide patio door problems.
If a malfunctioning sliding door is a chronic problem see if the track is dirty.
Most sliding doors have a mechanism called an adjusting screw located at the bottom of the door ends.
A common issue with tilt and slide doors is the alignment issue.
Turning this screw raises or lowers the roller.
How to clean or fix a door track.
The rollers at the top can also wear down lowering the bottom of the door so that it rubs on the track.
In these cases the problem is usually that the rollers at the bottom of the door have started to rub against the track.
Tilt and slide patio doors can be prone to jamming or gradually becoming more difficult to operate over time as the mechanisms in the door wear down.
Built up dirt or loose debris can cause a door to stop sliding and ride off the track.
What happens is the slide rail falls off the tracks and ends up right at the back of the slot where the door slides into.
Use a wire brush to clean off the dirt or debris.
When the drive gear fails you ll notice that there is a lot of resistance when you try to use the door.