Intex Poor Circulation / Low Flow

Filter pump runs but there is little or no water movement in spa

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Safety Warning

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.

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Possible Causes

Clogged filter cartridge, Blocked suction or return ports, Air lock in pump, Partially blocked internal plumbing

How to Fix / Troubleshooting

Safety first: Unplug the spa before removing filters or opening valves.

  • 1. Clean/replace filter:
    • Remove and thoroughly rinse the Intex filter cartridge.
    • Replace if necessary.
  • 2. Check ports:
    • Inspect suction and return ports inside the spa for debris and clear them.
  • 3. Bleed air:
    • Open the air release valve on the pump until water flows steadily.
  • 4. Verify hose routing:
    • Ensure hoses are not kinked or crushed.
  • If flow remains weak: Internal blockages or a failing pump may be present; professional service is advised.
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Repair Difficulty

Medium 3/5

Required Part

Filter Cartridge
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