system 4-50

Agreed. Ideally new members ie those with less than 'n' posts should encounter pinned posts early and old members, who have seen everything before, should not have to navigate past them.

Rather than post my views on sailaways again, here is a link to my thoughts on what I did with mine: https://www.canalworld.net/forums/index.php?/topic/117427-my-sailaway-decisions-good-bad/#comment-2891142

I've heard of narrowboats sinking, which has not put me off them. I've heard of accidents with full cassettes, which has not put me off them. The sheer weight and faff is what did. The only civilised, effort-free, method is pumpout. You can check out your happiness with cassette based options by buying one and installing it in your home and using it for a couple of months. (just to bring the conversation back to normal, briefly.)

hours?

Except Lawyers, of course.

Check that your water tank filler pipe is properly connected to your water tank. Do you seem to exhaust your water tank rather often? How long does it take to fill, and how long to use up?

I have it in mind to try to 3D print one of these, retaining just the steel top cover, improving the design so that it does not require any of the large number of screw holes that the ECS one needs.