It should move smoothly and only require a little force to open and close.
Manually close liftmaster garage door.
Before you set your garage door opener with your garage door it s crucial to read the owner s manual.
Now press the remote control.
Try opening the garage door with the remote and see what happens.
In this post you will find downloadable links to all models of liftmaster garage door opener manual.
This will cause the trolley to move into position and reconnect to the garage door.
These steps should fix most doors.
Liftmaster garage door opener models 8160w 8160wb 8165w 8164w and 8155w.
Liftmaster is a reputable brand when it comes to garage door openers as well as home automation systems.
8160w 8160wb 8165w 8164w 8155w.
Once the lever is disengaged you should be able to open and close your garage door by hand.