This video will show you how i fixed my garage door from opening by itself seemingly randomly.
My garage door opens with my neighbors.
This is done with the help of sensors in the motor and on each side of the opening near the floor and mounted on the tracks.
An exposed spot or a short circuit in the small gauge wire that leads from the garage.
After 1993 liftmaster started using a rotating code with millions of possible programming combinations.
In rare instances a nearby neighbor may have a garage door opener set to the same wireless.
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.
Electric garage doors make our everyday lives easier.
By sheer chance one of your neighbors may have a remote programmed with the same code.
Because two different garage doors can accidentally be programmed to the same channel your neighbors may be causing your garage door to open on its own.
Just reprogram your garage door s openers and it should be back to working order.
If the frequency is the problem you re lucky you have an easy fix.
In garage door operators made after 1993 there are required safety features that open the door during the close cycle when they detect something blocking the door.
My lift master garage door would just open up late at night an.
Inspect the control wiring.
If the new one opens his door and does not also open yours then remove the battery from his get a hammer and take turns smashing the old one offer said neighbor a beer and have one yourself for a job well done.
Scan the safety sensors.
What to do when your garage door opens and closes by itself check with your neighbors.