Wouldn't get your hopes up about warranty, and those assemblies aren't cheap. The motor is bad. The issue began about 5 years ago. Most have been replaced but I recently ran across one that someone apparently has been unplugging every summer and plugging back in during the winter for the last 5 years.
Local 597 Service Fitter
Metal Trade Journeyman
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It was working when I left...
Liberalism-Ideas so good they mandate them