How To Replace Drive Gear On Sears Garage Door Opener
This was a craftsman model 139 53976srt.
How to replace drive gear on sears garage door opener. I replaced just the main gear with the sprocket and shaft assembly for 25 or so from a supplie. My sears chain drive garage door opener s main gear is worn. This diy repair guide explains how to replace the drive and worm gears on a chain drive garage door opener. If yours is a belt drive you need a kit like this https amzn to 2zqns.
This video from sears partsdirect shows how to replace the drive and worm gears on a chain drive garage door opener. The worm gear attaches to the motor shaf. This gear kit on amazon. If the gear and sprocket assembly breaks the motor runs but the door won t move.
Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door. The worm gear which attaches to the motor shaft meshes with the drive gear to spin the sprocket and drive the chain to open and close the garage door. This diy repair guide explains how to replace the gear and sprocket assembly on a chain drive garage door opener. This is a video on how to change the gear sprockets in a craftsman garage door opener.