WaterFall/Challenger Specialty Pump Wrench, 8-1/2 in., Strainer Pot AFP-180 || 154527Z VGreen Variable Speed Motor Primer is only required on

Primer is only required on the PVC Riser Pipe

It provides the power of high-pressure water that comes from the return line and disperses it to the jet sweep assembly

Always confirm drain diameter and system compatibility before installation

It also creates better suction to pull up a larger range of debris and mulch off the pool's surface

WaterFall/Challenger Specialty Pump Wrench, 8-1/2 in., Strainer Pot AFP-180 || 154527Z VGreen Variable Speed Motor Primer is only required onWaterFall Challenger Specialty Pump Wrench, 8 1 2 in., Strainer Pot AFP 180 154527Z Wrench replacement Fits Pentair Triton C 3 pool and spa fiberglass commercial filter models TR100C, TR140C Also fits Pentair Challenger high flow and waterfall pumps Measures 8 1 2 inch