Start by rotating the down limit screw or knob one complete turn in the minus direction.
How do you fix a garage door that won t stay down.
When you find the adjustment screws or buttons decrease the down limit a little and try to close your garage door again.
In this video.
If your door doesn t come down that far you can adjust the automatic opener until it does.
You should find two plastic screw heads or knobs on the back side or bottom of the housing.
Most modern sensors have a red indicator light that beams when they have been aligned correctly.
If the door still won t stay shut double check that the sensors.
Hold the garage door and remove the vise grips from the track after the spring tension has been adjusted.
The force adjustment screws are typically on the right side.
The lenses will most likely be attached to metal brackets attached to the garage door frame.
Test the garage door to see if it stays closed.
Continue to adjust the limit screw until you find the proper setting.
Fold a soft cloth around your finger.
On the switch pad located on the wall press and hold the pressure plate for a few seconds.
Slowly close your door about halfway and release it.
If you ve tried everything listed above and your garage door still won t go down you can try to force it to close.
If you re certain that the sensors beams are meeting but the garage door is still refusing to stay closed the sensors could be dirty.
3 fixes for a garage door that won t close.
Ideally the door should slowly float up from this point.
When closed the weatherstripping on the bottom edge of the door should be in contact with the ground.
Sometimes the fix can be as simple as replacing the batteries in the opener.
Clean them off with a damp rag then dry them.
An obstruction preventing door closure.
How to diagnose and fix a garage door that s not working when your garage door isn t working it can be very frustrating.
Release your hold on the door and see if it stays up all the way.
This only works on certain electric models.