I'd also state that I'm still overall happy with my purchase. I've cleaned a lot of vinyl - and given that most of it is getting 2 x double cleans, it's been a lot of cleaning. It may also be that cleaning the 7s has pushed it over the edge. I find to clean a 7 properly you have to fill the water to the absolute maximum and there's fairly often some leakage, which probably doesn't do it too good. I do also tend to run it in batches, but not super hard. I feel I've got my money's worth in any case. And I genuinely don't know what to do next. I'm tempted by a Degritter in some ways. But having just cleaned several thousands slabs of vinyl, I don't really want to go through all that again. And I'm with
@MikeH - it would seem odd for it to be by far the dearest part of my set-up.