Yep. Waiting for replacement pump to arrive before doing that. I don't think there is a "pump filter" as such Jimmy57 mentioned above there is a pressure hose that goes from one side of the tank to the other. My bet is that is what's messed up. Either it has come free or is blocked. If I understood VIDA better, it might help
Also, I saw this description (also by jimmy 57) of how it works in another thread:






