Quote Originally Posted by jay see View Post
I'm happy with the flow and how it works, but I'm only getting the top part of the water out approx 20 lts with good flow, then it looks like it's sucking air.

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If the water is above the outlet level and the hose clamps are tight it can only be a hole in the hose or a hole in the diaphragm of the pump or a torn diaphragm I think? PIA issues, i feel for you.