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I apologize, but you’re speaking Greek to me what is a filter mpv or the suction valueWhat setting do you have on your filter MPV.
Turn your suction valve handle 180 degrees so OFF is on your pump inlet. You MUST remember to turn that back before starting your pump or you can damage things.
I apologize, but you’re speaking Greek to me what is a filter mpv or the suction value
You trying to turn the handle with the pump on or off.Here is the top of the MPV. It appears difficult to turn as well.