Pentair Max-E-Therm/MasterTemp Pressure Switch, 3A, ASME (473716Z) flocontrol The Hayward impeller with screw

The Hayward impeller with screw is designed for compatible TriStar pump applications where a 1

Replacing worn or damaged wheels can restore easier steering

and Quad filter assemblies where proper hardware tension keeps internal parts secured

Installing a fresh basket can help restore cleaner surface maintenance and support better protection for downstream equipment

this Waterway internal is a practical choice when a 3 inch directional insert in gray and stainless is needed

Pentair Max-E-Therm/MasterTemp Pressure Switch, 3A, ASME (473716Z) flocontrol The Hayward impeller with screwMonitor water pressure conditions in compatible ASME heater applications with this 3A pressure switch. The switch helps confirm that required flow or pressure conditions are present before the heater continues operating, supporting both equipment performance and system safety. This replacement is useful when heater diagnostics point to pressure switch failure, inconsistent readings, or shutdowns caused by a worn sensor circuit. It should be evaluated