Refer to the owner s manual to determine which is.
How to adjust an older chamberlain garage door opener.
This video details how to adjust the opener force and travel of the door.
The number of buttons on the replacement remote control determines the number of garage door openers gate operators or myq light accessories it can control.
For a door that doesn t reverse while closing hold the door as it opens to adjust the down force.
Establishing the travel limits of chamberlain garage door openers.
When the garage door is in your desired up open position press and release the rectangular adjustment button.
Press and hold the down arrow button until the garage door reaches your desired down closed.
Step 2 adjust the force.
Increase the open force adjustment dial slightly.
The garage door opener light will blink twice and the down arrow light will begin to blink.
Adjust the garage door opener mechanism.
Now open the garage door with your remote to check if it opens fully.
From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need.
Note adjustment screws are on the left side of garage door opener motorheads.
Select from a range of chamberlain remote controls that are compatible with your garage door opener.
A flathead screwdriver is all that is needed to make a limit adjustment on most garage door openers.
E g if the dial is set to 1 increase it to 2.
Position ladder below the back or rear portion of the opener to access the screws.
Step 3 adjust the safety reverse.
If the up travel isn t functioning properly turn the up limit adjustment screw clockwise.
Garage door opener remote compatibility chart.
Each dial has a recessed adjustment screw in the center of the dial.
On chamberlain garage door openers they are usually blue.
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.
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.
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.
Find the chamberlain garage door opener technical support you need to get your garage door opener operational.
Step 2 find the two dials on the back of the power unit.
Use both the up and down arrow buttons for adjustment.