Find your parts diagram
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.
Still not sure? Call (818) 818-6559 and we'll find it for you.
Jandy R0454000 Coupling Nut | 3 Inch | LXi | Legacy | 2 Pack
Fits these models (3)
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CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
OEM Jandy Coupling Nut with O-Ring R0454000 is a genuine 3-inch connector kit for maintaining leak-proof seals in Jandy LXi and Legacy LRZE/LRZM heaters. Designed for compatibility with factory systems, this kit includes two heavy-duty coupling nuts and O-rings that create a watertight connection at the heater’s plumbing interface. It ensures safe, stable operation by preventing leaks that can reduce system pressure or cause performance issues. Ideal for replacement during routine servicing, this OEM part supports the long-term reliability and efficiency of your pool or spa heater.
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3-Inch Heater Coupling Kit: Built for secure connection and watertight performance in Jandy heating systems
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All Parts Included for Sealing: Comes with two coupling nuts and matching O-rings to fully restore seal integrity
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Designed for LXi & Legacy Models: Fits 3-inch plumbing on LRZE/LRZM and LXi heaters for easy installation
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Prevents Leaks and Failures: Maintains proper flow and pressure by eliminating points of leakage in the heater system
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OEM Reliability and Fit: Genuine Jandy replacement part guarantees long-lasting performance and accurate fit
- (2) Coupling Nuts
- (2) O-Rings
- Jandy LXi Heaters
- Jandy Legacy LRZE Heaters
- Jandy Legacy LRZM Heaters
