At that point a homeowner may want to try.
Garage door one light red one light green.
That there are no obstructions.
My genie garage door won t open.
How long have you been dealing with this.
Did pull screw level to see if that was an issue re engaged lever not sure if did it up or down and still same problem.
One will have a green light that signifies power to the units and the other will have a red light that signifies that the sensors are seeing each other i e.
Each sensor will usually have a light.
Replaced the door sensors and alignment appears to be fine as both green red lights are constant.
Check if there are any objects impeding the door.
And when they re blinking they re flashing a warning to the homeowner that something needs to be corrected.
Sweep the garage floors and look through the sidings to ensure that there are no objects to obstruct the door.
Since the lack of power supply is a common problem check the wires around the sensor when the led lights are not flashing.
These sensors are little black boxes found on either side of the bottom of the garage door.
If getting debris away from the door makes no difference then there s more to the story.
The sensors are little black boxes about the size of a deck of cards that can be found on either side of the bottom of the garage door.
I ll do all i can to help.
I moved the red one and the red light stopped blinking but the door still won t open.
Genie garage door opener with the red green light for detecting something in way of door closing.
Red sensor lights are an issue because they should generally be green.
Door starts down abruptly stops goes back up.
One sensor is red and one is green.