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.
018758F | Raypak 336-408 Heaters Universal Governor Bypass Assembly
Fits these models
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Goes with this part
CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
OEM Raypak UG Bypass Assembly Kit 018758F is a genuine replacement part designed for use in Raypak pool heaters, specifically models 336 through 408. This assembly ensures stable water flow and precise temperature control within the heater, protecting internal components and improving overall heating efficiency. Built from heat- and corrosion-resistant materials, the kit includes all required hardware for a complete installation. Replacing a faulty bypass assembly with this OEM kit helps maintain your heater’s reliability and long-term performance under demanding pool conditions.
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Exact OEM Fit: Designed for Raypak pool heaters 336 through 408 for reliable integration and trouble-free performance.
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Improves Flow Regulation: Maintains optimal water flow and stable temperatures to prevent overheating and prolong component life.
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Complete Kit Contents: Includes all necessary parts for proper installation and quick restoration of heater function.
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Durable Construction: Made from high-quality, heat-resistant materials that withstand pressure and pool chemical exposure.
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Supports System Efficiency: Helps preserve heater performance by restoring correct water bypass operation using original Raypak components.
- Raypak Digital ASME 336-408 Pool Heaters