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1

To remove water below the basement. To provide a significant amount of storage in the event that the pump fails, allowing some time to correct the problem (depends on the inflow rate, but more depth is more storage.) Depending on the age of the house, it may actually have been the well supplying the house at one time, and was converted to a sump pit when ...


2

There's typically a drainage system around the inside perimeter of the basement (perimeter drain), which feeds into the sump pit. If the pump is not removing water, the drains will fill just the same as the pit. Water always finds level, so if it's above the rim of the pit, it's also filled the drains. So theoretically, water could seep in anywhere ...


0

This is a very common setup, and basically the situation in my house. What you need is called a shallow well jet pump, and I believe this is what you are seeing in the store. Your suspicion is correct - that local mechanic is wrong. Some notes: Size the pump 1/2 or 3/4 hp based on the flow rates and demands you expect. There's insufficient details to ...


0

I have ran a 1/3 horse sump pump off of a truck mounted inverter that had a power meter on it and it had no trouble running it. It only pulled 20A from the batteries with the truck not running. That would give a 100 AHR battery around 5 hours of continuous use (probably in actually 4 hours) but if the sump is only running 50% of the time then you can double ...



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