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  • Olympia Maximatic Pump Pressure (older)

    Olympia Maximatic Pump Pressure (older)

    Question from David (customer): Does the Maximatic have an OPV valve? If not, what regulates pump pressure, what pressure should I expect then? Is there a way to modify it so as to be able to adjust pressure. I haven’t checked mine, I don’t currently own a pressure gauge. But I’m considering getting one. I’d like to [...]