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I am using the stainless steel diaphragm valve on my Delta-S when I opened the valve this morning the vacuum higher than normal 7.1E-6 instead of 2.3E-6. Is there an internal part that can be replaced or do I need a new valve, this one is 5 years old.
Patrick D. Anderson
Great Lakes WATER Institute
“Golf is a game whose aim is to hit a very small ball into a even smaller hole, with weapons singularly ill-designed for the purpose.”