The symptom of this is a garage door that is in constant motion opening fully then immediately descending only to start the same cycle again.
Garage door malfunction closing.
The solutions first check your fuses gfci or breaker to see if any of them have tripped broken or burnt out.
Keeping the garage door closed is important to home security so life can become pretty stressful when that door can t seem to stay shut.
Your garage door has set limit switches that instruct the motor when to stop running both when it is opening and when it is closing.
If you have a problem with your wall switch being unable to open or close the garage door then it s often a problem somewhere in the power supply.
There may also be loose wire connections inside the button housing itself.
This precaution ensures that the door doesn t close when your car is in the doorway.
If the garage door opens correctly but fails to close completely there may be one of three common causes.
You push the button to close the garage door.
As these wires short against the housing the electrical impulse causes the door opener to activate.
The same mechanism kicks in when other objects are placed near the door too.
It goes partway down reverses direction and goes back up again.
In general garage door sensors block the door from closing if there is an object nearby.
This is almost always the result of a dirty or obstructed safety feature.