These steps should fix most doors.
Manually close liftmaster garage door.
Once the lever is disengaged you should be able to open and close your garage door by hand.
Liftmaster garage door opener models 8160w 8160wb 8165w 8164w and 8155w.
If you pull the emergency release lever while the door is open you can cause the garage door to shut rapidly.
8160w 8160wb 8165w 8164w 8155w.
Now press the remote control.
Try opening the garage door with the remote and see what happens.
A word of warning.
This will cause the trolley to move into position and reconnect to the garage door.
Liftmaster is a reputable brand when it comes to garage door openers as well as home automation systems.
Before you set your garage door opener with your garage door it s crucial to read the owner s manual.