It is important to perform the safety reversing test after adjusting the force settings.
Sears garage door closes then opens.
You have to keep adjusting till the garage door opens or closes fully without reversing.
Operate your garage door opener.
I have a model 139 53990d s n xxxxxxxxxxx sears garage door opener installed may 2006.
My garage door starts to close and then opens back up as if it is hitting something.
You push the button to close the garage door.
There will be two on the chain one for the opening limit and another for the closing limit.
These may be metal plates screwed on to the chain plastic snap ons dojiggies with flexible metal arms attached etc.
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.
Radio interference from other devices such as photoelectric sensors for security lights can prevent the garage door opener from responding to the signal from the remote.
It goes partway down reverses direction and goes back up again.
If the garage door fully opens or closes you are done.
The problem is often intermittent.
To test trigger the remote while standing close to the motor unit if the door opens consistently from that close distance interference is likely the problem.
If that doesn t fix the problem check the wiring between the motor unit and the wall control.
It has operated flawlessly until a couple of weeks ago.
Else repeat the process once again.
Erase all codes in your remote and then reprogram it.
If you re craftsman chamberlain etc garage door opener is closing and then opening up its likely a common problem related to the stop limit mechanism.
This is almost always the result of a dirty or obstructed safety feature.
S n xxxxxxxxxxx sears garage door.
When the logic board wears out it can cause your garage door to close then open and vice versa without explanation.
When your garage door opens or closes when you haven t triggered the remote one possible cause is that a neighbor s remote was programmed at the same time as yours.
Look for trip arms or clips attached to the opener chain.