You will find that the door will only move an inch or so in the close direction and reverse.
Garage door will not close unless i hold the button down.
Having to hold down the button is a classic something has interrupted the beam symptom.
If it did then a sensor failure would cause the door to work anyway creating a safety issue.
Step by step procedures to try if the garage door of your home will not go down without holding the button before calling a repair man was this video helpful.
When you can close the door with the wall button by holding it down.
Check for interference from adjacent photo eye sensors of any brand.
Depending on the brand.
Door starts down then stops before it is closed.
Clutter or obstructions that block the sensor are the first problems to look for if your door won t close or in extreme cases open at all.
If an operational problem exists and the garage door opener will not close the opener can be forced to close.
This method is the only way to override the safety and close the door.
When this happens your garage door will only close by holding down on the wall button or wall console until the door fully closes.
Press and hold the wall console button until the garage door is completey closed.
A small amount and the door returns that is the sign of the safety sensor system.
They can easily become mis aligned due to bumping twisting and loose mounting.
Check garage door for binding.
This is of course a safety feature to prevent the heavy garage door crushing anyone or anything that might be in the pathway of the door when it comes down.
Simply disconnecting the sensors will not bypass this behavior.
Let me preface by saying that i ve spent a couple hours trying to solve this issue and i ve checked everything that came up in my research but i thought i d ask for help here before calling a pro.
First check the sensor lights.