Sundance® 680 MicroClean Mini Inner Filter – Inner MicroClean Mini Cartridge – part #6473‑283S

Turn off spa power and open the filter access area.

Remove the old inner cartridge from the center of the outer filter.

Insert the new inner filter (part #6473‑283S) into the core housing.

Reinstall the outer filter (#6473‑249S) over the inner core.

Close the filter compartment and turn power back on.

Replace the inner filter every 3–4 months or after a spa drain.

Q: Is this filter reusable?

A: No. The 6473‑283S inner filter is disposable and should be replaced after 3–4 months of use or with each water change.

Q: Which spa models is this filter compatible with?

A: This filter fits 680 Series spas built after March 2023, including Alicia, Edison, McKinley, Prado, Peyton, and Ramona.

Q: Can I use this filter alone without the outer one?

A: No. The 6473‑283S must be used in conjunction with outer pleated filter #6473‑249S for complete filtration.

Q: What’s the difference between 6473‑283 and 6473‑283S?

A: The “S” version is a newer revision but functionally the same. It fits the same housing and is often used interchangeably.

Q: How do I know when to replace the inner filter?

A: Replace it every 3–4 months or when the spa is drained, whichever comes first.