How Do I Fix My Garage Door Sensor

Cycle the garage door through the opening and closing actions using the control on the garage wall.

How do i fix my garage door sensor. Make sure that the antenna on the motor unit is hanging downward and is not damaged in any way. Remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag. Modern garage door openers are essentially small radios that operate at about 315mh and a few feet of extra distance can affect the signal. Align or replace the safety sensor if the door goes up but goes down only when you hold down the wall switch check to see that the safety sensors are in alignment.

The sensors that make garage doors safer must be located in the worst possible place close to the floor. Sensor power reconnect the sensor to its power supply a common cause of a malfunctioning garage door sensor is lack of power supply. Move closer to the door. To disable your garage door sensor first make sure your garage door is closed or propped up with 2 by 4s just in case it comes crashing down when it s put into manual mode.

In this case you will set up the level aligned with one sensor then adjust the opposite sensor until the beam of your laser level is hitting the sensor. You will still be able to use the doors by manually opening or closing it. Door sensors do go bad so if no light is showing at all you may need to replace them. The first thing you need to do is stop the power supply for the garage door.

Disconnect the emergency release cord. Simple but true the remote transmitter needs power to send a signal to your opener. Look for small led lights on the sensors. If you have an automatic garage door then you have to disconnect the door sensors.

If pressing the button on your garage door s remote control doesn t work check the batteries first. This is a brief demonstration on how to adjust the safety sensors on your garage door. The small light on each sensor should be lit up when nothing is between them. If they re turned on in both the sensors then there is no issue with the power supply.

If you have a laser level you can use it instead of a string to align your garage door. Electric garage door openers are a great innovation but as is the case with every electric electronic component things can go bad and malfunction.