How to Adjust Close Limit on a Chamberlain Power Drive
- 1). Locate the limit adjustment knobs on the left side of the Chamberlain Power Drive. Attempt to close the garage door with the remote control or wall switch.
- 2). Turn the knob with the arrow pointing down next to it counterclockwise if the door does not close all the way.
- 3). Turn the knob one turn counterclockwise for every 2 inches the door needs to travel to close completely.
- 4). Turn the knob clockwise if the door closes and then immediately opens again.
- 5). Continue adjusting the close limit until the door closes firmly and stays closed.
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