If the rollers are off track lift the ends of the shower door and reseat the rollers.
Shower door not sliding properly.
Look at the rollers from inside of the shower.
On shower doors typically the rollers will be on a hanger bracket that has a few holes in it or a long angled slot.
The metal track where the rollers sit can rust gather debris develop mold and mildew problems and generally deteriorate from water damage.
This is a common problem with sliding shower doors.
If the sliding doors on your shower or bathtub don t glide smoothly repair them soon.
A dragging shower door.
A bypass door or a sliding shower door that runs on a track provides the perfect environment for water to gather and cause problems.
Unless it s properly planned and designed a doorless shower can end up spraying water outside of the shower area which means towelling it up after every shower.
You may think that this is a repair job you will be able to do on your own.
Just remove a single screw to access and remove the small plastic guide.
The problem is usually because the shower door needs realignment and the clamps need to be adjusted.
Straight to the point.
After a bit of adjustment the door should roll easily without rubbing on the bottom track.
Depending on where you position the roller in these holes or slot will adjust the height of the door.
If the door becomes even harder to open turn the screw in the opposite direction.
It once again usually occurs because of water buildup or debris.
A door that drags on the lower track will eventually do permanent damage to both the door and the track.
Give the screw a clockwise turn and test to see whether the door slides easier.
This is a simple repair to a common problem.
If left undried you can end up with mold and water issues.
Protect the shower or tub from scratches with a drop cloth.
Unscrew the guide at the lower edge of the sliding door.
Turning this screw raises or lowers the roller.
Most doors have a small plastic guide in the middle of the lower track.
The trick is to find where and how to make that adjustment.