It s obviously not the lasers or an alignment issue.
Garage door closes slightly then opens.
I had to release the carriage and manually slide it open.
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.
Here s a rundown of some of the possible reasons this can be happening.
Your travel down setting needs to be adjusted.
To reconnect the garage door to your liftmaster garage door opener manually close the garage door pull the emergency release handle down.
Do any necessary repairs reconnect the opener and try it out.
As is the case with so many issues at the home there s no one reason why your garage door closes then opens.
You might need to consider replacing it if your door is not working properly or you may purchase a new opener.
You push the button to close the garage door.
You may think the door is working ok because it feels ok but you should still check all components to be sure.
Any thoughts on what might be causing this strange issue.
Your garage door is programmed to travel a certain distance before it closes.
The door would not open more than 6 or so and then close again.
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.
Most garage door openers have an open and close limit control.
Garage doors use radio frequencies to open and close.
Whether you re using the passcode entry the buttons inside the garage or your remote opener the openers and the garage door itself must be on the same frequency.
It goes partway down reverses direction and goes back up again.
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.
If the door stops short of closing lengthen the close limit by turning the control knob in the direction indicated usually counterclockwise.
They are usually on the motor housing and you access them by opening a panel or removing the housing cover.
The logic board receives and responds signals to any remote.
Once the door was in the open position i re engaged the carriage and the opener closed it just fine no issues.
These steps should fix most doors.
Garage doors were designed to be pulled not pushed.
Now press the remote control.
