Coway aquamega 200C Mode D'emploi page 27

How To Replace The Filter
Replace the filter!
6
7
2 sec
Insert the new filters into the product and
connect the two fittings again. Insert the filter
case to the product and press firmly until you
hear a clicking sound.
Press the filter reset button for 2 seconds until
you hear the chime before closing the cover to
reset the filter indicator.
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