How To Test For A Bad Garage Door Opener Switch

Other signs include flashing garage door opener lights missing sensor light or flashing sensor lights.

How to test for a bad garage door opener switch. Note that this will reset all the remotes that work with your garage door opener so you ll have to press the button on each if you have two or three remotes. Okay now that you know some of the common signs of garage door sensor malfunction you re ready for the next step troubleshooting. If your opener seems to overrun the switch and just keeps trying to pull the garage door up or down after it reaches the end of travel you might assume that it missed the switch or was moving too fast. Locate the bell wire that connects the wall switch to the garage door opener.

Here s how to tell if garage door sensor is bad five things to check. Loosen the two terminal screws on the side of the opener where the bell wire attaches using a screwdriver. When the garage door opens about halfway or 5 feet from the ground and stops the up limit switch needs to be adjusted. Depending on the model most work by connecting two to four wires onto terminals mounting the device on the wall and then plugging the unit into an electrical outlet.

Before you go looking to bend metal or replace parts you ll want to first check if the problem is as simple as a corroded switch contact.