Kärcher WD 4 Operator's Manual page 15

Clean flat fold filter
Recommendation: Clean the filter
box after every use.
Unlock, fold out and remove the fil-

ter cartridge, empty dirt from the fil-
ter cartridge over a waste bin.
4.
In order to clean the inserted flat

fold filter, knock the filter box
against the edge of the waste bin. It
is not necessary to remove the flat
fold filter from the filter box.
If necessary, clean the flat fold filter
separately.
Unlock, fold out and remove the fil-

ter cartridge.
Remove the flat fold filter from the

filter box and tab it out.
3.
English 15