Originally Posted by dichayer
It will quiet the pump. If you install a bigger unit, the pump will have to keep this large unit full. The acumulators are more to take the shock out of the system than to supply water. Give the small one a try with a pressure setting that is lower than the pump running pressure. This will improve the way your pump sounds. Good luck.
Dick you are 100% right - I just lowered the pressure to 28PSI and it performs well. It does improve, the pump starts less often - now I can really feel the difference.
I read on the tech data sheet for the classic pump that it is preset to 25 (on) and 40PSI (off) (+- 5)
Thank you so much.