Pentair Impeller | Max-E-Pro Inground Pump | C105-238PDBAZ C4305 Replacing a failed or degraded

Replacing a failed or degraded ignitor assembly restores proper heater start-up function

includes drain plug and O-ring (items 16 & 17) Compatibility is based on Pentair parts documentation and available OEM records

Replace reagent solutions annually for the most accurate readings

a worn or torn vacuum skirt is the most common cause

Brand Equipment Line Model / Part Number Notes Pentair Max-E-Therm MAX-E-THERM-200-NA Basic Manifold Kit applicable to all Max-E-Therm models in this section

Pentair Impeller | Max-E-Pro Inground Pump | C105-238PDBAZ C4305 Replacing a failed or degradedThe Pentair C105 238PDBAZ is the OEM replacement impeller for the Max E Pro series inground pump. The impeller is the rotating component at the heart of the pump's hydraulic assembly. It draws water through the strainer housing and accelerates it outward through the volute, generating the flow and pressure your circulation system depends on. A worn, cracked, or clogged impeller reduces flow rate and places additional load on the motor replacing it