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Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
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On the Hayward HCF Series Cartridge Filter HCF7030C diagram
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Other parts on the same Hayward HCF Series Cartridge Filter HCF7030C
The Hayward CX3000J1 SwimClear Air Relief Filter is a precision-engineered replacement screen designed to help your Hayward SwimClear and compatible cartridge filter systems release trapped air efficiently, preventing airlocks and promoting optimal water flow. This part is an OEM-built component that fits original system specifications, helping maintain proper filtration performance and protecting internal components from clogging by airborne debris. Easy to install and constructed from durable, chemical-resistant materials, the CX3000J1 is ideal for routine maintenance or part restoration on SwimClear models like C2030, C3030, C4030, C5030, and C7030, ensuring clearer pool water and smoother operation.
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Precision Air Relief Screen: Helps release trapped air in the filter tank to maintain smooth water flow and prevent system airlocks.
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OEM-Built Component: Designed to match original Hayward specifications for reliable fit and filtration performance.
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Durable Construction: Made from corrosion-resistant materials that withstand pool chemicals and environmental exposure.
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Improves Filter Efficiency: Keeps air from interrupting water flow, helping your pool filter run more efficiently.
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Easy Replacement: Simple to install during routine maintenance without special tools or expertise.
- Hayward SwimClear Filters




