Don t just assume that if the path is clear that the sensors are ok.
Lift master garage door opener wont close all the way.
Press the lock button to turn this feature off.
When the lock button is on the garage door opener will work from the door control but the remote controls are locked out.
Try opening the garage door with the remote and see what happens.
This will cause the trolley to move into position and reconnect to the garage door.
If your door control has a lock button it may have been turned on.
The close limit switch may need adjusting.
If your garage door won t close all the way the problem could be due to a blocked photo eye.
The photo eye components consist of two pieces that align face to face across each side of the garage door roughly four feet above the ground.
The light will flash two times.
Your garage door has set limit switches that instruct the motor when to stop running both when it is opening and when it is closing.
The majority of garage doors manufactured since the early 1990s are equipped with this safety feature.
If your garage door opens ok but won t close then it s possible the safety reversing sensors are not correctly aligned.
Whether you have a belt drive chain drive or wall mount model find helpful resources manuals videos and more to help you diagnose and fix the problem.
This problem bugged me for several months.
You can usually realign it by loosening a knob or.
Garage door won t close all the way if the garage door opens correctly but fails to close completely there may be one of three common causes.
Hopefully after you read this you won t have the same problem in the future.
Liftmaster garage door openers troubleshooting support get the liftmaster garage door support you need from chamberlain group.
If your garage door doesn t open or close it could be this force control adjustment.
Sometimes can be misinterpre.
How to adjust a garage door opener s travel setting when the garage door won t close all the way adjusting the travel setting on a garage door opener the craftsman garage door opener shown here has two set screws that control door travel.