Adjusting Liftmaster Garage Door Opener

How to adjust the limit or travel on a garage door opener with manual adjustment screws limit adjustment settings regulate the points at which the door will stop when moving up or down.

Adjusting liftmaster garage door opener.

The garage door opener light will blink twice and the down arrow light will begin to blink. The travel distance limit setting and the downward force limit setting. 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. Step 2 find the two dials on the back of the power unit.

Locate the manual force adjustment dials at the back of the liftmaster garage door opener. When the garage door is in your desired up open position press and release the rectangular adjustment button. You might damage the motor of your garage door opener if there is a lot of resistance from the door tracks. Refer to the owner s manual to determine which is.

There are two types of adjustable down limit on liftmaster garage openers. After making any adjustments check the safety reversal system and test the protector system. We design and engineer residential garage door openers commercial door operators and gate entry systems. Each dial has a recessed adjustment screw in the center of the dial.

Chamberlain group cgi the corporate parent company to liftmaster chamberlain merlin and grifco is a global leader in access solutions and products. Adjust the garage door opener mechanism. This video details how to adjust the opener force and travel of the door. Use a flathead screw driver to make the adjustments.

Before you adjust the force setting of your garage door opener ensure your garage door tracks jambs and rollers are in good condition. Use both the up and down arrow buttons for adjustment. On the garage door motor there will be two knobs or dials to adjust the opener and the reverse sensor. We design and engineer residential garage door openers commercial door operators and gate entry systems.