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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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197136 | Pentair Tank Lid For SM and SMBW 4000 4048 Filters
Fits these models (3)
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CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
On the Pentair Purex SMBW 4000 Series SMBW 2048 / 4048 Filter diagram
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Other parts on the same Pentair Purex SMBW 4000 Series SMBW 2048 / 4048 Filter
The Pentair Tank Lid 197136 is an OEM replacement part designed for SM and SMBW 4000/4048 filters, as well as CFM fiberglass cartridge filter models like the CFM 315. Built from durable materials, this lid provides a secure seal that prevents leaks and preserves the structural integrity of the filtration system. It comes complete with an air relief valve and pressure gauge, making it a practical replacement solution that restores both sealing and monitoring functions in one package. By maintaining a proper seal, the tank lid helps optimize filtration efficiency, ensuring clear, high-quality water and extending the life of your system. Installation is simple, making this OEM lid an essential component for service professionals and pool owners seeking to maintain reliable filtration performance.
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OEM Replacement Lid: Designed for SM and SMBW 4000/4048 filters and CFM 315 fiberglass cartridge filter models.
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Durable Construction: Made from high-quality materials that resist wear, extending the life of the filter system.
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Leak Prevention: Provides a strong, secure seal to eliminate leaks and protect the filtration process.
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Complete Kit: Includes tank lid, air relief valve, and pressure gauge for comprehensive system restoration.
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Simple Installation: Built for straightforward replacement, reducing downtime and maintaining efficient filtration.
- (1) Pentair Tank Lid
- (1) Air Relief Valve
- (1) Pressure Gauge
- Pentair SM and SMBW 4000 Series Filter Models: 4048
- Pentair CFM Fiberglass Cartridge Filter Models: CFM 315
