Waterway 5.0 HP Executive Spa Pump Wet End [2" MBT X 2" MBT] [56 Frame] (310-1750) grundfos or show behavior that makes

or show behavior that makes the heater or board seem suspect

That kind of visual improvement is part of why complete jet assemblies remain such popular repair choices

Installed in the proper M7 setup

The Waterway 310-1900 wet end is designed for compatible 3

Waterway 5.0 HP Executive Spa Pump Wet End [2" MBT X 2" MBT] [56 Frame] (310-1750) grundfos or show behavior that makesThe Waterway 310 1750 wet end is designed for compatible 5. 0 HP Executive spa pump applications and features 2 inch MBT by 2 inch MBT connections in a 56 frame configuration. A part like this is useful because it restores the complete hydraulic side of the pump in a matched assembly, which can simplify service when the original wet end has multiple worn sections. Using the correct 56 frame wet end helps preserve the intended fit and performance of