Many times the malfunction can be due to a loose connection or broken wire.
One garage door sensor light is yellow and the other is green.
These sensors are little black boxes found on either side of the bottom of the garage door.
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.
They are supposed to be that way.
The sensors do not matter here.
Door will close to about 1 foot remaining and then reverse as liftmaster sending sensor is yellow and receiver light is green.
My garage door opener will not go up or down.
If so how do i correct it.
You ll need to first equip yourself with a wrench of some sort and a tape measure.
The garage door sensor yellow light and the green light together create a solid illumination.
One of my garage door sensors is solid yellow and the other green.
If that doesn t do the trick one of the sensors may have detected a fault in the system.
Liftmaster sending sensor is yellow and receiver light is.
Make sure the door is hooked up to the opener.
Run it up and down by hand to see if it runs well and is well balanced.
The one on the receiving sensor is green and the one on the sending sensor is orange.
If so re hook it back up.
I can open the garage door with my remote but not close it.
So how do you fix this issue.
Also i have to hold the button on the wall down to close it read more.
One will have a green light used to show that the units are powered up and the other will have a red light to show that there s no obstruction between the sensors and that they re seeing each other.
That can sometimes be cleared by disconnecting and reconnecting the power and then restarting the system.
Before we get on the opener unhook it from the door.
Noticed one door sensor light is yellow and the other green.
When depressing the garage door opener the door starts to.
If not fix this first.
Could this be part of the problem.
If something is in the path of the beam or.
Moving the object or clearing away any debris or other issues can restore the lights to solid green and get the door working again.
If they are properly aligned both sensors display a steady light.
A good way to check for power connection is to check if other parts of the garage are getting power.