Jandy R0523000 Drain Cap Assembly

The Jandy R0523000 Drain Cap Assembly is a replacement kit for cartridge and D.E. pool filters that restores proper draining and closing of the filter tank. It includes the drain cap, sealing O-ring, and union nut to complete the replacement in one package.

Key Features

• Complete assembly with drain cap, O-ring seal and union nut.
• Designed for cartridge and D.E. filter tanks to restore proper drain function.
• Service-friendly kit that simplifies filter maintenance and replacement.
• OEM replacement part that ensures correct fit and reliable seal performance.

Technical Specifications

• Part Number: R0523000
• Included Components: Drain cap, O-ring, union nut
• Application: Filter tank drain cap assembly for compatible cartridge and D.E. filters

Installation & Compatibility Notes

Before installation, shut off the pump and relieve system pressure. Remove the old drain cap from the filter tank, clean the threads and seating area, then install the new assembly with the O-ring and nut. Hand tighten followed by a quarter turn to ensure seal. After installation, restore pressure and check for any leaks at the drain cap during system start-up.

Maintenance Tips

• Inspect the O-ring annually for signs of cracking, flattening or chemical damage—replace if needed.
• If you observe leakage around the drain cap or need frequent adjustments, this part should be replaced.
• Keep this assembly in your service parts kit—makes future filter maintenance quicker and cheaper.

Why Choose This Drain Cap Assembly?

Whether you are a service technician or a pool owner maintaining your system, the Jandy R0523000 offers a reliable, clean replacement to restore filter drain functionality. It helps reduce downtime, avoid leaks and support consistent system performance.