If door does not stop in this position an up or down adjustment.
How to adjust force on chamberlain garage door opener.
When the garage door is in your desired up open position press and release the rectangular adjustment button.
E g if the dial is set to 1 increase it to 2.
This will adjust the open force.
For a door that doesn t reverse while closing hold the door as it opens to adjust the down force.
If the up travel isn t functioning properly turn the up limit adjustment screw clockwise.
From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need.
Step 2 adjust the force if your door doesn t rise at least five feet when it is suppose to be opening hold the bottom of the garage door while it is lowering.
On chamberlain garage door openers they are usually blue.
Position ladder below the back or rear portion of the opener to access the screws.
The garage door opener light will blink twice and the down arrow light will begin to blink.
Locate the force adjustment screw.
Alternatively turn the screw.
Ways to keep chamberlain garage door openers working at optimum levels.
Press and hold the down arrow button until the garage door reaches your desired down closed.
Increase the open force adjustment dial slightly.
Find the chamberlain garage door opener technical support you need to get your garage door opener operational.
If the door won t stay open to its full extent or doesn t close flush to the ground the travel control needs an adjustment.
Use both the up and down arrow buttons for adjustment.
A flathead screwdriver is all that is needed to make a limit adjustment on most garage door openers.