One Garage Door Sensor Not Working

Troubleshooting check if there are any objects impeding the door.

One garage door sensor not working. Loosen the nuts just. Now that you have made sure there are no obstructions and that both sensors are aligned properly. Press the button that closes the garage door on the garage wall or on your remote. Cleaning and adjustment remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag.

Adjust each sensor in small. Remove the wires from the wire nuts or cut the sensor wires 12 from the sensors. Even if there are no evident signs of dust on. Liftmaster suggests them be placed no higher than 6.

Cycle the garage door. If the door doesn t open when you re standing close to the motor unit follow the troubleshooting tips in our garage door opener remotes won t work video to help you fix the problem. Replacing your old sensors. Strip both ends of wires from each sensor and twist like colored wires together.

If the garage door opener lights blink 10 times when you re trying to close the garage door then the safety sensors may need adjustment or the sensor wiring may. If the sensors are working the garage door should immediately stop closing and return to the open position. Since the lack of power supply is a common problem check the wires around the sensor when the led lights are not. Sweep the garage floors and look through the sidings to ensure that.