Change a Genuine Garage Door Open Sensor
Garage door open sensor – The downward force of a garage door open sensor is able to cause significant damage to cars, toys or tools left in its path. Two sensors connected to the garage door frame prevent this from happening by sending an invisible infrared beam across the opening; If something breaks the beam, the door facing or remains open. Defective sensors sometimes cause the door to remain open despite the way to be ready. Procedure for installing a replacement sensor is virtually the same between manufacturers and models.
Remove the garage door open sensor device. The power must be turned off during this process. Follow the path to the wire from the back of the defective sensor to the engine head attached to the ceiling. The wires are held in place by a spring-loaded button; Press the button and pull the wires from electrical outlets. Set the wires at the end of the new sensor in the same configuration as the old sensor. Press the button above socket inward open the connection, insert the wires and release the button.
Change a genuine garage door open sensor; Remove the faulty sensor from its bracket on the door frame, by canceling wing nut. Roll up sensor with its wire and set it aside. Attach the new sensor with a wing nut. Set the new sensor on its mount, and make sure it is pointing directly at the sensor on the opposite side of the door frame. Misaligned sensors often cause problems with opening and closing the door.