Craftsman Garage Door Opener Troubleshooting Sensors

Disabling the sensor light on a craftsman garage door opener is only temporary and will render the remote controls useless until you reconnect the sensors.

Craftsman garage door opener troubleshooting sensors.

Replace remote device batteries. 2 safety sensors easy to install mounting brackets 3 ft extension wire and connectors. To troubleshoot this first check if any of the safety sensor wires have been disconnected behind your craftsman opener. Chain rail extension kit.

Open the garage door. Craftsman garage door openers are trusted to do what you need them to do. Sears craftsman garage door openers have an important safety feature that prevents the door from closing when something or someone is in the way. This safety reversing sensor is actually a pair of.

If the sensors are not. If the diagnostic led on your craftsman garage door opener blinked two times then it means the safety sensor is disconnected from the garage door opener. Craftsman 139 30437 garage door opener troubleshooting. Each of the several models of the craftsman 1 2 hp garage door opener is operated by a chain drive.

Check sensor alignment and line up the safety sensors. Attempt to close the garage door using a remote. Craftsman 139 30437 is a residential garage door opener. This model also utilizes the assurelink connectivity feature.

Sometimes the sensor becomes faulty and needs to be replaced. The sensors use two photo eye lenses that transmit an infrared beam between them. If the garage door opener lights blink indicating an obstruction is blocking the safety beam even when no object is present the safety sensors may be misaligned or disconnected. Chain rail extension kit.

Most of the features and functions on each model work in the same way. When problems arise following some basic troubleshooting steps will help diagnose the cause of the problem. All garage door openers use a sensor light to prevent the door from closing when an object is in its path. Check the safety sensor s connection to the garage door opener.

Shop our garage door openers and find out where you can buy yours locally or online. If your craftsman garage door opener fails to close the door properly you may need to disable the sensor light temporarily until you can replace the sensors. Safety sensors include two mounted sections one on each side of the garage door opening. Fits any craftsman garage door opener manufactured after 1997.

Place a box or similar object between the safety sensors to block the sensing beam. The door should stay open and the motor unit lights should blink.