Look at both the garage door sensors.
Garage door sensors both lights green.
If both the red source and green sensor lights are on and not blinking then the door mechanism is working properly.
Check the mechanism s source and sensor leds.
The amber light on the sending sensor will glow regardless of alignment or obstruction.
Garage door sensors are safety devices that prevent the door from closing on people pets or objects in the doorway.
Fixing the sensor on overhead garage doors.
The lights on both the sending and receiving sensors will glow steadily when the wiring connections and alignment are correct.
Test the garage door by opening and closing the door a couple of times.
If you do not see a solid illumination or your garage door is not working the problem is most likely due to the sensors being out of line.
Okay now that you know some of the common signs of garage door sensor malfunction you re ready for the next step troubleshooting.
Should be no need to reprogram anything on your garage door opener after replacing the.
If your garage door is going down and reversing back up try this simple solution to get it fixed.
New safety eye sensors should cost between 39 69 per pair.
If one safety eye sensor is.
How garage door sensors work and the color the lights should be.
The sensors are located above the.
The light is emitted from one side of the garage door to a receiving unit on the other side of the door.
Here s how to tell if garage door sensor is bad five things to check.
If your garage door sensors are outside of this range remove them entirely from the garage door frame and install leveled inside the safe zone.
How do they work.
Other signs include flashing garage door opener lights missing sensor light or flashing sensor lights.
If you see that the sender sensor is not yellow and the receiver sensor is not green then this means that your sensors are probably off.
Each sensor has an led light on the exterior of the sensor.
If you own a garage door opener by lift master chamberlain or craftsman you ll notice that the sender sensor will usually shine a yellow light and the receiver sensor will usually shine a green light.
If one or both of the lights are off check the fuses breakers and plugs for problems.
If one of the leds is blinking the sensors need to be realigned.
Proper height for a garage door sensor is 4 to 6 inches 10 2 to 15 2 cm.
Higher than that can miss many low lying objects including pets.
Garage door sensors work using an infrared beam of light.
The garage door sensor yellow light and the green light together create a solid illumination.