Posted on may 10, 2020 by bandi ruma. Remove the receiving sensor (green light) from bracket. New Wiring Diagram Garage Door Opener Sensors diagram Garage door safety sensors have been mandatory on all garage door openers since 1993. How to align garage door sensors craftsman . In this video from sears partsdirect, we'll show you some simple fixes, like checking the garage door opener's alignment and clearing obstructions. Once the light is off, wait 10 seconds. In the end, tie a string to connect the sensors and check if they are level. It's not worth the trouble to disassemble and resolder the circuit board. Make sure the eye is aligned with the reflector at the opposite side, or else the door won’t close properly. The soldered connections on the circuit board are loose from all the vibration over the years from opening and closing. When you inspect your garage door sensors you’ll notice each. Install bifold doors new construction garage door senso...