After clearing any obstruction from the track try lubricating the rollers using wd 40.
Garage door bounces up when closing.
Sometimes the sensors will be in alignment and just as the door gets close to being shut it will vibrate enough to push one sensor off.
When the logic board wears out it can cause your garage door to close then open and vice versa without explanation.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
If these can t see each other when the door is almost shut it will send a signal to the garage door motor to open back up.
The bounce occurs at the 1 3 or 1 2 mark.
This is almost always the result of a dirty.
If the pressure reaches a dangerous level caused by blocked rollers the door will reverse.
By wade shaddy updated december 19 2018 you push the button to close the garage door.
Turn the down limit switch screw clockwise one turn with a flat blade screwdriver if the garage door closes and then begins to open back up.
A careless or rushed parking job can cause the car s bumper to block the sensor.
I was wondering if it was the new springs that is causing the bouncing.
The garage door will automatically go in reverse.
Your garage door s logic board is the brain of your garage door opener.
Garage door seal is loose or broken a leaky.
This brain can wear out in time so you could need a replacement.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
Get logic board replacement.
Since then the garage door was intermittently bouncing when the door is closing.
Most garage doors contain a secondary safety mechanism to sense undue stress while closing.