To decrease it turn it counterclockwise.
How to adjust travel on chamberlain garage door opener.
Find the chamberlain garage door opener technical support you need to get your garage door opener operational.
Set the step ladder under the garage door opener in your garage and use it to access the up and down limit switch adjustment screws located on the side of the garage door opener motor housing.
Move it the opposite way to decrease it.
Pull the emergency release cord down to disconnect the opener from the door.
This video details how to adjust the opener force and travel of the door.
This video demonstrates how to program the travel on a chamberlain garage door opener with a yellow learn button.
Using the up open limit adjustment screw you will turn the screw clockwise for more open.
Position ladder below the back or rear portion of the opener to access the screws.
On the garage door motor there will be two knobs or dials to adjust the opener and the reverse sensor.
Equal about 2 of travel adjustment.
Note one full turn of these screws equates to a door travel distance of two inches.
Establishing the travel limits of chamberlain garage door openers.
Every complete turn equals 2 inches of travel.
Note adjustment screws are on the left side of garage door opener motorheads.
In order to increase the down travel rotate the down limit adjustment screw counterclockwise.
Lift the door gradually and pay attention to areas where the door sticks or binds.
If the up travel isn t functioning properly turn the up limit adjustment screw clockwise.
Travel and counter clockwise for less open travel.
Inspect the tracks jabs or garage door rollers for any signs of damage.
One full turn of the adjustment screw will.
It is important to set the up open travel limit properly.
Open and close the garage door adjusting the down limit switch one turn at a time until the door operates normally.
Close the garage door with the remote control or door control.