Where did you see the solids by volume info? This spec sheet says 9-10% but maybe it’s measuring something else?
https://www.rustoleum.com/-/media/099865D054F34BBB951399D18F71A387.pdf
The technical name for these types of projects is "can vs should". I can repair it but I should just buy a new one.
i hate giving up on a relatively simple project, but then I overheat the connectors and after spending 30 minutes the dang thing doesn’t work anyway. Some things aren‘t worth the...