Bosch BSG81396UC Manual De Instrucciones Y Cuido página 16

Maintenance
Before the appliance is cleaned, ensure that it has been switched off and unplugged.
Vacuum cleaners and accessories made of plastic can be cleaned using a general
commercial plastic cleaner.
Do not use scouring agents, glass or all-purpose cleaners.
Never immerse the vacuum cleaner in water!
If necessary, the dust compartment can be cleaned using another vacuum cleaner,
or simply cleaned with a dry dust cloth / dust brush.
Subject to change without notice.
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Slide the filter frame under the two retaining ribs and
turn in the direction of the arrow until it engages.
Close the exhaust grille.