Quote:
Originally Posted by Garcia
From the lake - it's a Sears shallow jet well pump. There is not a pressure gauge anywhere on the system.
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It sounds like the foot valve is broken, dirty or stuck. The foot valve is essentially a 1 way check valve that allows water to go in but not drain back. It helps keep the prime in the pump. Not sure if your pump has an external foot valve or if it's internal to the pump.