need soil pressure\pi2 chart
Schwing31ht 11-11-2014
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somebody have a chart who indicate the type of soil ex :   wet sand  2000lbs\pi2

                                                                                   gravel     4000lbs\pi2

 

 

Or something like that 

 

Thanks
Doug 11-13-2014
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Do you have the operators manual that's supposed to be in your pump? It's in there. If you don't have it, you can get it from The ACPA or your pump manufacturer.