Liftmaster safety reversing sensor

The LEDs on both the sending and receiving sensors will glow steadily when the wiring connections and alignment are correct. The amber LED on the sending sensor will glow regardless of alignment or obstruction. The safety reversing sensors must be connected and aligned correctly before the garage door opener will move in the down direction. NOTE: If you are unable to get the door . If anything interrupts the beam while the door is going down, safety reversing system automatically reverses the door without making .

This video will show you how to align the safety reversing sensors on your garage door opener.

Safety reversing sensors are the two light-beam devices near the bottom of the door on both sides.

If something interrupts the beam while the door is closing, the sensor reverses the door. Sometimes, the beams can get out of alignment. Align the sensors so they face each other across the garage door . Refer to the manual for important safety and . Learn more about photo eye sensors from LiftMaster. View the photo eyes available here. How to install safety sensors correctly.

Steve explains how to check and align your garage door opener sensors. One sensor sends an infrared beam while the other sensor receives it. If an object breaks the beam, the closing garage door reverses . If the beam is interrupted while the door is closing, the door will stop and reverse to the full open position. The garage door will not close until the obstruction is removed.

Click here for instructions for aligning the safety sensors. When properly connected and aligne the sensor . The sensors have to be aligned with each other and also have to be connected correctly to the garage door system in order to work. Chamberlain - Garage Door Opener Replacement Safety Sensors , 2-Pack - Replaces defective or damaged sensors. If swapping the sides of the door that the sensors are installed on does not resolve the issue (sunlight will shine on the receiver sensor in the evening now, instead of the morning), we have sensor sun shields available for ordering, part number 41B873. Liftmaster , Chamberlain, Sears, Genie Precision.

See Safety Reversing Sensor Sun Shield Installation Instructions . LiftMaster , Chamberlain, Sears Craftsman, and Chamberlain brand garage door opener safety sensor sun shields. These safety sensor sun shields are used to prevent sunlight from shining into sensor causing accidental reversal of garage door.