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One or both HEPA filters are
fully loaded
Replace HEPA filter(s)
3
“Surgically Clean Air™” LED
flashing
Filter change cycle timer expired
Replace HEPA filters and reset
the timer
4
Remote Control is
inoperable
Battery nearly exhausted
Replace batteries
Unit’s display panel is covered
Confirm and remove any
obstruction in front of the display
panel
SCA14000 Cobalt Operation Manual