The garage door opens but won t close.
Liftmaster garage door not opening all the way.
On other garage door openers the learn button will flash 5 times every 10 seconds in addition to the door not opening all the way to indicate that an obstruction binding or a sticking door was detected.
If the door opens at least 5 feet you may need to increase your travel limits.
Check if the safety sensor is connected to the opener properly aligned and there is nothing in the way of the door.
If the door is in good working order but still will not open all the way increase the up force.
To test for balance open your door s emergency release handle and open and.
Before you start troubleshooting the door you should do a preliminary check for broken springs.
To test the balance and alignment of your door go to how to test the balance of a garage door.
How to fix a liftmaster garage door that won t open before you begin.
If your door isn t binding and its springs are in good working order you may be able to make.