Garage doors are heavy and to prevent injuries manufacturers of automatic openers include safety sensors to stop the door when someone is in the way.
Garage door won t go down nothing in the way.
Now if your garage door still won t go down after you ve made sure the sensors are properly aligned and there s no obstructions you ll want to take a damp cloth and wipe down the lenses of the sensors.
First check the sensor lights.
Most common problems when a door won t go down.
Depending on the brand.
Overtime these lenses can become coated with grime dirt and even sawdust.
Clutter or obstructions that block the sensor are the first problems to look for if your door won t close or in extreme cases open at all.
Something blocking the door.
There is a problem with the photoelectric eyes.
One or more of these reasons is likely responsible for your garage door closing partially but not all the way.
Though this problem should be obvious it shouldn t be overlooked.
These obstructions can include anything like a garden tool a lawn chair or anything else in the way.
When you pressed the button did the opener lights blink at you.
Can you hold the button down to make the door go down.