Either the beam is broken by the problem and the garage door won t close at all or the beam isn t properly detecting obstructions and it will close on anything unlucky enough to be in the door s way.
Garage door eye sensors problems.
Garage door sensors use infrared light.
Replacing the safety sensors is not a complicated job and is somewhat easy.
If the wiring is fine and your garage door opener is still not working then the problem may be that one of the sensors has simply failed.
The first is an obstruction in the path of the door and therefore in the path of the sensor.
This can happen from old age your basic wear and tear or even constant exposure to the sunlight.
Two types of accidental obstructions can cause the safety sensor to prevent a garage door from closing.
We see photo eye sensor problems all the time so we re used to handling them but if you re not as familiar with the safety features of your garage door than this can be a little more difficult.
When the lumens of light from the sun surpass that of the infrared sensor light the sensors are not able to signal one another.
Sensor path make sure nothing is obstructing the sensor beam 1.
This indicates that the sensor is.
The sun also carries infrared light which is more powerful than the light of the sensors.
Sensor power reconnect the sensor to its power supply a common cause of a malfunctioning garage door sensor is.
Automated garage door systems explains why this happens.
Check for lights each g arage door photo eye should have a small led light on it.
Remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag.
Garage door photo eye troubleshooting 2.