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To ensure optimum performance, clean and reuse the skimmer bag and both
cartridges once a month, or as needed. ALWAYS TURN POWER TO SPA
OFF BEFORE CLEANING THE FILTER CARTRIDGES! Refer to the filter
cleaning/replacement procedure below:
Trapped
Air
Bubbles
Submerge both filter cartridges in
spa. Tilt threaded end upward to
remove trapped air bubbles from
each cartridge, then keep both
cartridges submerged for step H.
Cartridge 1
Cartridge 2