Pentair Max-E-Therm/MasterTemp Pressure Switch, 3A, ASME (473716Z) topsides Helps direct water flow as

Helps direct water flow as part of the automated cleaning pattern

The Hayward IDXIGN1930 igniter is designed for compatible above-ground heater applications

Supports pump one

It helps maintain a more complete enclosure assembly and supports safer long-term operation when installed correctly

The multi-model Harmsco fitment gives this gasket practical value because tank lid seals work best when the replacement matches the intended vessel family and lid profile

Pentair Max-E-Therm/MasterTemp Pressure Switch, 3A, ASME (473716Z) topsides Helps direct water flow asMonitor 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