The Jandy R0466300 O-Ring Set is a comprehensive sealing kit designed for use with Jandy CS Series cartridge filters (models CS100, CS150, CS200, CS250). This genuine OEM set includes the tank-lid O-ring, air-release valve O-ring, pressure-gauge adapter O-ring, and three union O-rings, enabling a full refresh of all critical seals in your filter system. Installing this kit helps restore leak-free operation, maintain proper pressure, and ensure reliable filtration performance over time.
Highlights
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Complete Seal Refresh Kit: Contains all essential O-rings for your CS Series filter tank, including lid, air release, gauge adapter, and union seals—allowing full system rebuilding in one step.
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Designed for CS100–CS250 Models: Specifically built for Jandy cartridge filters in the CS Series (CS100, CS150, CS200, CS250), ensuring compatible fit and correct part mapping.
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OEM-Grade Construction: Manufactured to original Jandy specifications, the kit helps maintain pressure integrity and prevents leaks that can reduce filtration efficiency.
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Prevents Air Ingress & Performance Drop: Fresh O-rings help eliminate suction side air leaks or return line air discharge caused by worn seals—supporting optimal circulation and system lifespan.
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Maintenance-Friendly Installation: Ideal during annual servicing or filter re-builds; replacing all major seals at once reduces future leak risks and keeps your system running smoothly.
Compatibility
- Jandy CS Series Cartridge Filter Models: CS100, CS150, CS200, CS250
Additional Info
Need to replace the seals in your Jandy CS Series filter? The Jandy R0466300 O-Ring Set provides every gasket you need for a complete seal refresh, ensuring your CS100–CS250 filter runs leak-free and maintains steady pressure.
Installing the Jandy R0466300 O-Ring Set
This OEM kit includes all major O-rings—tank-lid, air-release valve, pressure-gauge adapter, and three union seals. Installing them correctly restores the filter’s sealing integrity and prevents water or air leaks.
How do I install the O-rings from the Jandy R0466300 kit on my CS filter?
Which O-ring goes where on the CS100 or CS200 housing?
Can I buy the R0466300 O-Ring Set in store at Discount Pool Mart?
Should I use silicone-based lubricant when installing new O-rings?
How tight should the lid be secured after replacing the tank O-ring?
Fixing Leaks and Pressure Issues
Leaks around the lid or unions can cause air intake, poor filtration, and erratic pressure readings. This section helps pinpoint which seal may need replacement.
Why is my CS150 filter losing pressure or blowing bubbles into the return line?
How do I check if the union O-rings are seated properly?
Can worn gauge adapter O-rings cause water seepage around the pressure port?
Can I bring the old O-rings to DPM to match them to the R0466300 set?
What should I inspect if water is dripping around the air relief valve?
Maintaining Filter Integrity and Lifespan
Replacing O-rings annually or during cleanings ensures consistent filter operation and extends the system’s service life.
How often should I replace the O-rings in my Jandy CS Series filter?
What’s the best way to clean the O-ring channels before installation?
Should I inspect the tank lid groove for debris or cracks before reassembly?
Can I purchase lubricant and spare seals at my local DPM store?
How do I prevent premature O-ring wear from chlorine or sunlight exposure?
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Questions & Answers
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