How To Adjust Chain On Chamberlain Garage Door Opener

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How to adjust chain on chamberlain garage door opener.

Note these adjustment screws are on the upper right side of garage door openers. Adjust the chain on a garage door opener with help from a garage door spec. This video demonstrates how to program the travel on a chamberlain garage door opener with a yellow learn button. The garage door is even with but not past the garage door opening header.

The proper fully closed position is when the seal on the bottom of the garage door is resting on the floor. You loosen the locking inner nut and turn the outer nut clockwise to adjust the excess slack from the chain. The chain is a very important component that makes up a garage door opener system. The opener should not close to the.

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. Do not over tighten the chain. Adjust it tight enough so that the center of the chain sags about 1 2 down from parallel with the track graphic below right.

If the up travel isn t functioning properly turn the up limit adjustment screw clockwise. This will cause premature wear on the chain rollers. Testing the activation of safety mechanisms with garage door openers. A flathead screwdriver is all that is needed to make a limit adjustment on most garage door openers.