how many times a hour should the water go through the sump?

[golf nut]

Originally Posted by MikeInToronto

That's something to consider for next time. I don't trust CLs and prefer propeller pumps with the included mesh right now. But it's not like the flow through my sump is that great anyway, maybe 2-3x skimmer capacity.

You didn't trust Bill Burnetts overflow system until you tried it and now realize it is the best thing since sliced bread, oh yea of little faith.