Craftsman Garage Door Opener Safety Sensor Not Working

If the sending sensor is not working properly the green light on the receiving sensor will remain off.

Craftsman garage door opener safety sensor not working.

Safety sensors are not installed connected or wires may be cut. To troubleshoot this first check if any of the safety sensor wires have been disconnected behind your craftsman opener. As we have established earlier garage door safety sensors are not universal and will only work with garage door openers of the same brand. The garage door opener will not close and the light s will flash.

For safety purposes do check the sensors of the garage doors are working correctly or not. All garage door openers use a sensor light to prevent the door from closing when an object is in its path. The first is an obstruction in the path of the door and therefore in the path of the sensor. Two types of accidental obstructions can cause the safety sensor to prevent a garage door from closing.

If you own a liftmaster chamberlain or craftsman garage door opener the same safety sensor will work on all three brands. Sometimes the sensor becomes faulty and needs to be replaced. Sears craftsman garage door openers have an important safety feature that prevents the door from closing when something or someone is in the way. If you re in the ventura county or los angeles county area contact your garage door guys for an estimate.

If the sending sensor with the amber led is not lit check the wire and connections for that sensor. 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. This safety reversing sensor is actually a pair of. As they are mechanical parts they will need oiling from time to time.

If you feel any kind of disturbance call an expert. Chamberlain liftmaster and craftsman openers have polarity wiring so you need to make sure to keep the black and white wires lined up properly for the safety sensors to work properly. 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. Here are the two main exceptions to the rule.