Quote:
Originally Posted by Steveo57
I had a similar issue with water leaking back through the pump occasionally. I have a winterizing valve installed in the suction of the pump so I just put it in the winterize position to isolate the pump from the tank if it happens now.
I tried putting in a check valve in the discharge side of the pump but it caused the pump to run continuously and I couldn't get it adjusted to stop it.
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I'm not sure how your winterize valve setup is connected, but be careful about turning the valve to the open hose. If it's "plumbed to draw antifreeze from a jug" in that position, it's open and any "backflow through the water pump" can drip out of that open hose.