If the door closes while holding the button pressed you are likely having one of the following issues with your safety sensors.
Garage door closes and reopens immediately.
Your garage door is programmed to travel a certain distance before it closes.
If you re craftsman chamberlain etc garage door opener is closing and then opening up its likely a common problem related to the stop limit mechanism.
They are misaligned this is the most likely problem and the most common issue with garage door openers.
You push the button to close the garage door.
This is almost always the result of a dirty or obstructed safety feature.
If your garage door won t open or close the problem could be a bent track a broken torsion spring or a bad capacitor int he motor housing.
As these wires short against the housing the electrical impulse causes the door opener to activate.
Fast easy step by step process on how to properly program your garage door travel system.
But changes in weather conditions can causes your garage door components to shift or contract.
It goes partway down reverses direction and goes back up again.
If the garage door does not close completely or begins to close and then opens back up again the down limit switch needs.
The sensors are dirty wipe lenses with a clean soft cloth.
There may also be loose wire connections inside the button housing itself.
If it closes before that distance has been traveled it thinks something is wrong and it reopens to help prevent any damage or safety risk.
The solution is usually one or more of the following.