Miele S 558 Operating Instructions Manual page 34

^ Open the dust compartment lid.
^ Release the catch and remove the
filter.
^ To insert the new filter, fit it so that it
engages at the back, then close the
catch.
^ Close the dust compartment lid firmly
until it clicks into place.
The filter change indicator (Reset
button 7) needs to be reset each time
the filter is replaced. To do this the
vacuum cleaner must be plugged in.
^ Press the filter change indicator light
until it goes out. The display is now
back in the starting position.
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