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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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On the Pentair FullfloXF 4000 Series 72 188625 Filter diagram
This part
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Other parts on the same Pentair FullfloXF 4000 Series 72 188625 Filter
The Pentair 178817 Backwash Valve Handle is a genuine OEM replacement part crafted for Pentair’s FullFloXF backwash valve assemblies. Its purpose is to provide reliable control when switching between filtration and backwash modes, a critical function for maintaining water clarity. Built from tough, wear-resistant materials, this handle offers secure engagement and consistent usability even with frequent operation. The 178817 handle is designed exclusively for the FullFloXF series, allowing straightforward installation with precise alignment. With its OEM build quality and dependable construction, it extends the long-term service life of the filtration system while keeping daily maintenance simple.
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OEM Specification: Manufactured to Pentair’s original equipment standards, this handle ensures a precise fit and long-term durability, delivering the same performance as the factory-installed component.
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Ease of Use: The 178817 handle provides smooth and predictable control, making it easy to shift the FullFloXF backwash valve between cleaning and filtration functions during routine maintenance.
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Engineered Compatibility: Exclusively designed for FullFloXF series valves, this part eliminates compatibility concerns by guaranteeing an exact match for reliable installation and service.
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Sturdy Build: Constructed from high-strength, weather-resistant materials, the handle is capable of enduring frequent use and exposure to poolside conditions without degrading.
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Consistent Performance: With its rugged OEM-grade design, the handle promotes dependable valve operation, safeguarding filtration efficiency and extending equipment lifespan.
- (1) Pentair 178817 Handle
- Pentair FullFloXF Filters





