The door operator button is similar to a door bell.
My craftsman garage door opener opens my neighbors garage.
This will cause the door to open.
If this does not fix the situation then you may need to replace the garage door opener or the circuit board to get to a different frequency.
If your neighbors garage door remote is opening your garage door the first thing to do is reset the codes using the dip switches or learn button.
Check for binding or sticking of the garage door.
In rare instances a nearby neighbor may have a garage door opener set to the same wireless code as your opener.
Your neighbor s receiver happens to randomly operate whenever your unit s coding matches your neighbor s much broader coding range.
It is quite easy to check just have your neighbor activate his or her garage door and see if your door begins to move.
To troubleshoot the garage door opener button make sure it s clean and free of debris.
I also have a sears 139.
The new openers are all electronic.
Each time you use your remote control it seeds your receiver with new coding for the next operation.
It all depends on the configuration but you likely have a button that activates the door operator.
The new garage door openers and the remotes do not have dip switches.
If your craftsman garage door opener opens or closes halfway then stops here are the troubleshooting steps to follow.
This is rare but it does occasionally happen.
The button can easily get dirty and stuck in the pushed position.