The sensors are designed to detect the presence of a car or object and not squash it but defective sensors could cause a garage door not to close as the garage door opener.
Garage door eye beam yellow.
What the make and model of the opener itself.
Fixing an issue quickly is important.
Even a spider building a thick web near a sensor can cause that sensor to read that something is in the way.
I have to hold the button down while in the garage to close it and i cannot close it with the remote.
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.
If your garage door has been in place long enough enough dirt may have formed on the lenses to block the beam or cobwebs might be in the way.
Sensor path make sure nothing is obstructing the sensor beam.
June 7 2020 at 5 56 pm.
When this beam is obstructed by an object of some sort you won t see a solid yellow light and the garage door will immediately quit working.
The garage door sensor yellow light and the green light together create a solid illumination.
The sensor on one side of my garage door remains yellow thereby keeping my garage door from closing.
Y ou should try adjusting the down force on the back of the opener.
I have a green light on one and yellow on the other liftmaster professional garage door opener.
Garage door sensors utilize infrared beam of light to detect the presence of objects a similar technology to that found in remote controls and burglar alarm systems.
The eye s are not the issue.
Proper height for a garage door sensor is 4 to 6 inches 10 2 to 15 2 cm.
Lower is easy to stand above with a foot on either side.
In general garage door sensors block the door from closing if there is an object nearby.
When this happens the green light on the receiving.