Pentair SuperFlo Intermittent Mechanical Interference

Pump makes intermittent clicking or knocking sounds during operation.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Loose diffuser or screws, Debris intermittently contacting impeller, Broken impeller vane, Loose motor fan or shroud

Safety first: Turn off power and close valves before disassembling the pump.

1. Inspect pump internals: Remove the motor assembly and check the diffuser, screws, and impeller for looseness or damage.
2. Remove debris: Clear any small stones or hard debris from the volute and impeller.
3. Check motor fan: Inspect the rear fan and shroud for broken blades or loose parts that could click as they rotate.
4. Replace damaged parts: Replace a damaged impeller, diffuser, or fan as needed.

Medium 3/5

SuperFlo Impeller

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