How To Install Gear Kit In Craftsman Garage Door Opner

Drive and worm gear kit 41c4220a is an original equipment manufacturer oem part that fits most craftsman 139 series chain drive garage door openers manufactured after 1993.

How to install gear kit in craftsman garage door opner. The 3 button remote control allows you to easily program up to three garage doors and boasts a frequency range of up to 1500 ft. We have craftsman and craftsman compatible replacement gear kits control panels lens covers and trolley and pulley assemblies. This is a video on how to change the gear sprockets in a craftsman garage door opener. Replace the cover on the garage door opener plug it back in and start enjoying your now functioning garage door opener.

Apply grease to the helical gear. Reinstall the motor unit cover and secure it with the mounting screws. The hp chain drive garage door opener kit is the entry level opener that s big on value. Insert the gear and sprocket assembly into the motor unit and install the mounting screws.

This was a craftsman model 139 53976srt. Push the helical gear onto the gear and sprocket assembly shaft and secure it with the retaining clip. Put a thin layer of the grease included in the kit on the gear. With the gears back in place tighten the chain as directed in your owner s manual.

It s built for 7 ft. Kit also fits chamberlain chain drive garage door opener models 1240r 1245r 1246r 1255r 1256r 2280 2280 267 and 2280 976.