If there s something blocking the door from closing all the way a full close will be impossible.
Genie garage door will not close all the way.
If one of them is off or blinking it means the invisible beam that tells the opener that the way is.
Something blocking the door.
All you will have to do in this case is readjust the sensors to allow the garage door to fully close.
If the problem persists check to see if the red safe t beam led indicator is blinking.
Your garage door opener may tell you this by showing a blinking light.
Though this problem should be obvious it shouldn t be overlooked.
If it is be sure that the lenses are mounted five to six inches from the floor on either side of the garage door opening.
The transmitters remotes will not work to close the garage door.
Check for reversed broken or cut wires.
Staples can cut insulation and short out the wires.
The door won t close all the way if the bolt is too high on the track.
Check for and clear any obstructions in its way.
Genie openers apply only limited force to the garage door during closing.
The problem is either due to a blocked path between the sensors dirty eyes loose wires at the sensors or at the motor head or just bad sensors.
You will find that the door will only move an inch or so in the close direction and reverse.
Step 4 turn the close force dial in small increments until the garage door reaches the ground when you hit the close button on the remote.
Replace the wiring if needed with garage door opener wiring.
Usually these sensors are located on the door tracks and very close to the floor.
One or more of these reasons is likely responsible for your garage door closing partially but not all the way.
There is one on each side of the door.