Replacing Garage Door Sensor Wire

Attempt to close the garage door using a remote.

Replacing garage door sensor wire.

Place a box or similar object between the safety sensors to block the sensing beam. Unscrew them from their positions on each side of the garage door. Open the garage door. The replacement safety sensors project an invisible light beam across the inside of the garage door to prevent accidents and are required for safe use of all chamberlain garage door openers.

Find the wires connecting the sensors to the electricity and with the pin snips clip them loose. The sensor emits an infrared beam that when broken causes the opener to stop closing the door and reverses the movement back to the open position. Whenever there is an obstruction the garage door will automatically reverse before causing any damage. Garage door openers include a photo electric sensor system to help prevent damage to the door or opener.

Mount the new garage door openers sensors in the exact same position as the old ones. Wiring a sensor for a genie garage door opener is much like any other opener. Do not fully tighten yet. Chamberlain liftmaster craftsman garage door opener replacement safety sensors g801cb p includes 2 sensors mounting brackets and hardware 4 7 out of 5 stars 1 708 20m 66ft 20awg 2pin extension cable wire cord line for single color led strip ribbon lights 3528 5050 2 wire 20 gauge parallel wire.

Fixing the sensor on overhead garage doors. The sensors are located above the. The door should stay open and the motor unit lights should blink.