Incorrect limit switch configurations: Garage door openers use limit switches to regulate how significantly the door travels up and down. If these are off, the door may not near absolutely. If the door fails to reverse, adjust the angle from the sensors or Check out the wiring for just about https://trentonktxbd.vblogetin.com/44249228/the-definitive-guide-to-garage-door-opener-limit-screw-adjustment