Possible reasons why your garage door hits the floor then goes back up.
Liftmaster garage door opener goes up a little then stops.
This indicates that the springs torsion springs in the case of the photo above are working properly and are not the issue.
Quite often the cause of your door s malfunction is an.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
If the door is working properly it should be easy to lift by hand.
A garage door that only opens halfway becomes a nuisance for many reasons.
Chamberlain group cgi the corporate parent company to liftmaster chamberlain merlin and grifco is a global leader in access solutions and products.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
This feature prevents the motor inside the garage door opener from damaging.
You might need to consider replacing it if your door is not working properly or you may purchase a new opener.
If your garage door opens and suddenly stops it might be because of your logic board.
How to troubleshoot a garage door that stops halfway down.
We design and engineer residential garage door openers commercial door operators and gate entry systems.
Much like your travel down setting your garage door opener s limit switch governs where your garage door stops when being raised or lowered.
The garage door can be operated manually by disconnecting the garage door opener from the door using the red pull cord.
The power door lock must be deactivated anytime you open the garage door.
If that s not the case then the door won t open fully.
Check power door lock.
If your garage door isn t staying open or staying closed you may need to adjust your limit switch which requires only a.