Waterway 5.0 HP Executive 48/56 Frame Pump Impeller [New Style] (310-4180) switches no longer triggers the correct

no longer triggers the correct sequence

routine spa operation can become less intuitive than it should be

When the spa is no longer heating the way it should

A union helps create a serviceable plumbing connection that can be disassembled more easily than a permanent joint

OEM Pentair ST35DE grid

Waterway 5.0 HP Executive 48/56 Frame Pump Impeller [New Style] (310-4180) switches no longer triggers the correctThe Waterway 310 4180 impeller is designed for compatible 5. 0 HP Executive 48 56 frame pump applications in the new style configuration. An impeller like this is useful because it restores the core water moving function of the pump while preserving fit with the later Executive design. New style frame specific parts are important in pump rebuilds because the wrong impeller can create fit issues even when the horsepower appears close. This Waterway