How To Adjust Chamberlain Liftmaster Garage Door

Adjust the down limit dial first.

How to adjust chamberlain liftmaster garage door. A flathead screwdriver is all that is needed to make a limit adjustment on most garage door openers. Note these adjustment screws are on the upper right side of garage door openers. If the up travel isn t functioning properly turn the up limit adjustment screw clockwise. Whether you have a belt drive chain drive or wall mount model find helpful resources manuals videos and more to help you diagnose and fix the problem.

The setting is correct when the door reaches the floor and stays closed without reversing. Chamberlain group cgi the corporate parent company to liftmaster chamberlain merlin and grifco is a global leader in access solutions and products. Testing the activation of safety mechanisms with garage door openers. Press and hold the down arrow button until the garage door reaches your desired down closed.

When the garage door is in your desired up open position press and release the rectangular adjustment button. Turn it a full turn counter clockwise to increase the amount of downward travel by two inches and clockwise to reduce the amount of travel. From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need. Readjust down screw turn clockwise to change travel limit for the down position.

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. We design and engineer residential garage door openers commercial door operators and gate entry systems. Open the ladder by pulling the 2 metal halves apart from each other and pressing down on the 2 cross beams. The garage door motor is a roughly 8 in 5 in 20 cm 13 cm box mounted to the roof of your garage.

Set up a ladder beneath the garage door motor in your garage. Rail assembly parts and installation parts for liftmaster belt drive garage door. The garage door opener light will blink twice and the down arrow light will begin to blink.