hkoenig UPX22 Bedienungsanleitung Seite 11

3）take out HEPA filter as shown below
5）make sure HEPA filter and
filter case dry completely.
7）Put the filter case back to
dust cup
4) wash HEPA & filter cone
6）Assemble the filter to case
8）Assemble the dust cup to handle correctly after
a "click" sound .