silver sky volume knob

I just purchased a used 2021 Silver Sky. It’s in great shape,,, only issue is the volume pot,,, the issue that I’m having with it is that it’s very stiff and hard to turn. I tried pulling off the volume knob and slightly spray contact cleaner (that seemed to work on another guitar of mine...

Playing the silver sky the other day, guitar goes quiet. I don't have the volume knob set to 10 (never do) so I try 10. A little scratchy at first but I get full volume. I dial down and nothing (except a very very quiet signal). I roll the knob back and forth, shake the guitar, etc, but same...