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Here are the diagrams and repair parts for Craftsman 139650120 garage door opener, as well as links to manuals and error code tables, if available.
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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.
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Showing 10 of 176 parts
Chassis assembly Diagram
The manufacturer no longer makes this part, and there's no substitute part
Motor assembly Diagram
Rail assembly Diagram
Choose a symptom to see related garage door opener repairs.
These step-by-step repair guides will help you safely fix what’s broken on your garage door opener.
Learn how to replace the gear and sprocket assembly on your garage door opener if the drive motor runs but the door won't move.
The logic board is the brains of the garage door opener. If the remote doesn't work or the door doesn't open and close properly, the logic board could be the problem. This repair guide shows you how to fix it yourself.