Should the plunger valves on the Model 51 and 520/520R pumps be turned off when the pump is not running?
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- Do I really need to auto-calibrate the pumps? Can t I just manually enter the flow rate based on the pump model?
- Should the plunger valves on the Model 51 and 520/520R pumps be turned off when the pump is not running?
- Should the plunger valves on Model 635 and Model 633 pump be closed when the pump is not running?