When a garage door descends on command but then immediately reverses itself the problem is usually with the sensor eyes along the side tracks or with the door s wheels binding in their tracks.
Garage door opener stops and goes problems.
While this is a great safety feature it can make some problems harder to solve.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
But when the door begins to descend all on its own the problem may point to the opener s logic board or the circuitry inside the motor unit itself.
Quite often the cause of your door s malfunction is an improperly set garage door limit.
It goes partway down reverses direction and goes back up again.
You push the button to close the garage door.
Garage door only travels a little way and then reverses does your garage door only travel a little way 6 inches or so and then reverse.
The good news is that aside from a breakdown most garage door opener problems can be resolved with minor adjustments.
This requires a simple turn with.
Remember that sometimes a garage door opener can increase the binding in a.
This is almost always the result of a dirty or obstructed safety feature.
In fact you really shouldread the entire garage door repair it will make troubleshooting later much easier.
As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
Garage door openers are designed to stop working if anything goes wrong.
If you find that it keeps running this can present a problem in your system.
Finally it s possible the garage door opener s motor.
A garage door that only opens halfway becomes a nuisance for many reasons.
In a typical situation the motor for your garage door opener should stop running once the door has closed.
Typically partial opening problems call for adjustments to your liftmaster garage door opener.