Chamberlain Garage Door Sensors Not Working

First off your sensors just may need cleaned off so try to gently remove any dust or dirt first and see if that works.

Chamberlain garage door sensors not working. Increase the open force adjustment dial slightly. Chamberlain wd962kcd garage door opener troubleshooting inspect sensor wires for a short staple in wire correct wiring polarity black white wires reversed broken or. From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need. Cycle the garage door through the opening and closing actions using the control on the garage wall.

Chamberlain garage door simple sensor diagnose and fix. Look for small led lights on the sensors. Remove sensors from brackets and shorten sensor wires to 1 2 ft 30 60 cm. 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.

A common cause of a malfunctioning garage door sensor is lack of power supply. Disconnect all wires from back of motor unit. Light doesn t activate on garage door opener when you cross safety sensor beam chamberlain group products which include the liftmaster chamberlain sears craftsman line of garage door openers have a feature where the opener light will turn on if you cross the safety sensor beam shooting across the opening of your garage door. E g if the dial is set to 1 increase it to 2.

Remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag. Find the chamberlain garage door opener technical support you need to get your garage door opener operational. If you find the lights turned off in one or both the sensors it indicates that there is a problem in power supply. Now open the garage door with your remote to check if it opens.

If that doesn t work it could be electrical.