Instructions On Replacing Gears In Garage Door Opener

I followed the instructions here and replace the main gear including shaft 41c4220a i didn t replace the worm gear.

Instructions on replacing gears in garage door opener. Remove the outer nut and lock washer from the trolley threaded shaft and pull the threaded shaft out of the trolley. The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor. Unplug the garage door opener. Step 1 unplug opener before doing any work on the garage door opener you must unplug the opener to guard against the possibility of an accident.

It is easier to replace the gear with the opener trolley in the up position. Garage door opener won t open all the way fix. Slide the outer trolley away from the inner trolley. 2 3 4 drive gear number of teeth.

Lay the chain out on the garage floor while you complete the repair. Get it right the first time. If so you will. If your garage door opener runs when you press the button but the door won t open this is likely the part that needs replacing 41a2817 drive gear.

I don t know what it is. On first few moves the door opens closes fine without any noise but the noise comes out again afterwards. Use a step ladder to access the garage door opener s power cord and motor unit. This is a video on how to change the gear sprockets in a craftsman garage door opener.

Position a work table near the area under your motor unit to hold the garage door opener. Https amzn to 2uwvnkj i m working on a chain drive opener. 1 2 drive gear outside diameter. Remove the chain and cable assembly.

If the door is closed push the wall. My garage door opener 1 2 hp craftsman model 13953600 has grinding noise when door open close. This gear kit on amazon. Do the edges appear to be worn down or shredded.

This gear is situated between the belt and the motor drive. How to replace worn gears in a garage door opener preparation. This was a craftsman model 139 53976srt. Pull the emergency release rope and then shut the garage door by hand.

Replace the main gear drive if the garage door opener makes a grinding noise but the door doesn t move your main drive gear is probably toast. Replacing a garage door opener gear is not a difficult project but does require some care and attention to detail. If yours is a belt drive you need a kit like this https amzn to 2zqns. Although the gear is stripped it will still turn in the same direction it normally turns to open the door.

Drive gear bore size.