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The 3M ap517 is a full-flow replacement water filter cartridge designed for point-of-use drinking water systems. It reduces chlorine taste and odor, sediment, and scale, making it a multi-function cartridge suited for residential and light commercial drinking water applications. The cartridge operates at a maximum flow rate of 2 gallons per minute and filters down to 5 microns, delivering consistent water quality without restricting flow in compatible undersink systems. Installation is performed by licensed plumbers or knowledgeable service technicians during routine filter maintenance.
The ap517 is an upgrade cartridge intended for use with the AP500 Series and AP510 drinking water systems. It also serves as a replacement for the AP-DWS250 Cuno system. It is well suited for residential undersink installations where taste, odor, chlorine, sediment, and scale are known water quality concerns. The cartridge fits into the existing system housing without requiring additional adapters in compatible configurations.
Designed for use with the 3M AP500 Series and AP510 drinking water systems. Also functions as a replacement cartridge for the AP-DWS250 Cuno drinking water system.
Shut off the water supply to the filter system before removing the existing cartridge. Depressurize the housing by opening the downstream faucet before unscrewing the sump. Follow the manufacturer sequence for cartridge seating to ensure proper o-ring compression and leak-free operation. Dispose of the used cartridge per local regulations and flush the new cartridge according to system instructions before returning the system to service.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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