As these wires short against the housing the electrical impulse causes the door opener to activate.
Garage door closes and reopens immediately.
The sensors are dirty wipe lenses with a clean soft cloth.
There may also be loose wire connections inside the button housing itself.
Fast easy step by step process on how to properly program your garage door travel system.
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.
But changes in weather conditions can causes your garage door components to shift or contract.
If it closes only partway the safety sensors are usually responsible clean the lenses or realign them and make sure there are no obstacles blocking the beam.
It goes partway down reverses direction and goes back up again.
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.
If the door closes while holding the button pressed you are likely having one of the following issues with your safety sensors.
Close the garage door with the opener and watch it closely as it closes.
You push the button to close the garage door.
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.
They are misaligned this is the most likely problem and the most common issue with garage door openers.
Your garage door is programmed to travel a certain distance before it closes.
This is almost always the result of a dirty or obstructed safety feature.