Please help! My Fender quads reverb isn’t working

I just got new power tubes and new reverb driver tubes, and I am sure that it is not the tank (just tried it on another amp). What else could it be?

leemurray200704-30-2021 2:29pm

tablejockey Details Discussions Posts This discussion Message User 3,795 posts 04-30-2021 at 03:24pm Copy Comment URL Report Comment Edit Delete This forum should have answers to your Fender amp questions. https://www.tdpri.com/categories/amplifier-discussion-forums.95/ Years back, I used to visit Fenderforum.com, but it's no longer.