Replace Gear Sprocket Assembly Liftmaster Garage Door Opener

This is a video on how to change the gear sprockets in a craftsman garage door opener.

Replace gear sprocket assembly liftmaster garage door opener.

Slide the outer trolley away from the inner trolley. Helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the chain drive gears. How to remove garage door opener gear from sprocket craftsman liftmaster chamberline etc tools require. Liftmaster oem 41c4220a.

Explore more replacement parts below. This was a craftsman model 139 53976srt. Pull the chain off the motor unit sprocket and out of the chain spreader. Helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the chain drive gears.

From logic boards to chain kits to safety reversing sensors find the right liftmaster replacement part to help you with any garage door opener repair project. Keep your garage door opener up and running using garage door opener gear kits from liftmaster. 041c4220a is a complete chain drive gear and sprocket replacement kit. Remove the outer nut and lock washer from the trolley threaded shaft and pull the threaded shaft out of the trolley.

Before installing the new gear and sprocket assembly you need to first tap the three holes. Small screw driver hammer 2 x 4 wood. Lay the chain on the garage floor while you complete the repair. Use grease from the kit to lubricate the three screws that secure the gear and sprocket assembly to the opener frame.

Chamberlain craftsman liftmaster garage door opener gear kit 41c4220a compatible. High quality rigorously tested and durable only liftmaster parts are recommended for repairing your garage door opener. Replacement for 41c4220a gear sprocket assembly kit garage door opener. This gear and sprocket assembly is compatible with various chain drive garage door openers.

All of our garage door opener gear kits include helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the dual speed sprocket and gears.