Quote:
Originally Posted by Snaz
I am not a pump expert but in an impeller type pump if flow is restricted too much or trying to lift past it's max head will it not cause cavitation and "not normal" water motion resulting in all kinds of water forces that could bend a shaft or break off a blade?
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I have 4 little pumps... running a HOB fuge and reactors... all restricted but one. Never had a blade break.
Also not a "pump expert", so I guess anything is possible, but it would surprise me.