Testing automatic reverse and safety protector.
How to adjust chamberlain garage door opener.
It is important to set the up open travel limit properly.
Each dial has a recessed adjustment screw in the center of the dial.
To open the door completely adjust garage door opener by turning the limit counterclockwise.
Place the stepladder under the garage door opener power unit and climb up so that you have a clear view of the back end of the power unit housing.
Equipped with the above items the team can proceed as follows.
Adjust the dial or knob until pressing the opener causes it to stop raising the door as it becomes about even with the top of the garage door opening.
How to adjust chamberlain garage door openers limit or travel adjustments.
Continue reading below our video of the day.
Travel and counter clockwise for less open travel.
Step 1 adjust the limit turn the adjustment screw on the limit clockwise if the door doesn t fully close.
One full turn of the adjustment screw will.
Equal about 2 of travel adjustment.
Adjusting it beyond that will cause it to.
Get on a step ladder and remove the light lens locate the force setting dials.
Using the up open limit adjustment screw you will turn the screw clockwise for more open.
Step 2 find the two dials on the back of the power unit.
The limit adjustment settings control the points where the door will stop in its descent.
On chamberlain garage door openers they are usually blue.
E g if the dial is set to 1 increase it to 2.
Establishing the travel limits of chamberlain garage door openers note adjustment screws are on the left side of.
Increase the open force adjustment dial slightly.
Now open the garage door with your remote to check if it opens.