How To Replace Chamberlain Garage Door Opener Gear
Remove the chain and cable assembly.
How to replace chamberlain garage door opener gear. The most common issue that occurs is when the ridges in the gear wear out because the gear lubrication has evaporated. Remove the gear and sprocket assembly. With the gears back in place tighten the chain as directed in your owner s manual. Lower the motor unit down.
In most chamberlain liftmaster and sears openers a motor turns the worm gear and drive shaft inside the opener which rotates the sprocket attached to the top of the drive shaft. Unplug the garage door opener. In most chamberlain liftmaster and sears openers a motor turns the worm gear and drive shaft inside the opener which rotates the sprocket attached to the top of the drive shaft. This turns the chain and moves the door.
Put a thin layer of the grease included in the kit on the gear. The most common issue that occurs is when the ridges in the gear wear out because the gear lubrication has evaporated. Replace the cover on the garage door opener plug it back in and start enjoying your now functioning garage door opener.