The good news is a yellow light is your garage door sensor s descending line.
One garage door sensor is green the other is yellow.
Before we get on the opener unhook it from the door.
Therefore this yellow light should always be glowing.
The transmitting photo eye has the yellow led and it should always be lit.
Look for small led lights on the sensors.
You ll need to first equip yourself with a wrench of some sort and a tape measure.
The safety sensors are located at the door with one on each side facing each other.
The garage door sensor yellow light and the green light together create a solid illumination.
Fixing garage door sensors on an automatic garage door opener.
If not fix this first.
Sears craftsman garage door openers have an important safety feature that prevents the door from closing when something or someone is in the way.
This video is not intended to fix all of the problems with the garage door sensors just to d.
If one is amber and one green.
Make sure the door is hooked up to the opener.
Also i have to hold the button on the wall down to close it read more.
A common cause of a malfunctioning garage door sensor is lack of power supply.
If so re hook it back up.
Amber is usually the sending unit and the green is the receiver.
Does it operate from the wall station and not the remotes.
The safety sensors may be dirty.
Could this be part of the problem.
Run it up and down by hand to see if it runs well and is well balanced.
So how do you fix this issue.
If you find the lights turned off in one or both the sensors it indicates that there is a problem in power supply.
When it is lit it is sending the beam across the garage door opening.
If they re turned on in both the sensors then there is no issue with the power supply.
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.
I can open the garage door with my remote but not close it.
One of my garage door sensors is solid yellow and the other green.
So there s no need to panic if you see the yellow light.
They are supposed to be that way.
The light means your sensor is transmitting infrared beams to the receiving sensor otherwise known as your green light.
One photo eye will have an amber led yellow and the other will have a green led.
My garage door opener will not go up or down.
If it is off none of the photo eyes will be lit because there is no signal being sent.
The one on the receiving sensor is green and.
If so how do i correct it.