Chamberlain Garage Door Sensors Not Working

Now open the garage door with your remote to check if it opens.

Chamberlain garage door sensors not working. Remove sensors from brackets and shorten sensor wires to 1 2 ft 30 60 cm. E g if the dial is set to 1 increase it to 2. 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. If that doesn t work it could be electrical.

Look for small led lights on the sensors. Get on a step ladder and remove the light lens locate the force setting dials. Increase the open force adjustment dial slightly. If you find the lights turned off in one or both the sensors it indicates that there is a problem in power supply.

If they re turned on in both the sensors then there is no issue with the power supply. Chamberlain garage door simple sensor diagnose and fix. On chamberlain garage door openers they are usually blue. From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need.

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. Disconnect all wires from back of motor unit. A common cause of a malfunctioning garage door sensor is lack of power supply. Chamberlain wd962kcd garage door opener troubleshooting inspect sensor wires for a short staple in wire correct wiring polarity black white wires reversed broken or.

Remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag.