Bosch BSGL4022GB Instructions For Use Manual page 13

Changing the dust bag and filters
Seal the dust bag by pulling the sealing strip and
remove the bag.
Slide the new dust bag into the holder to the stop.
!
Caution: the lid will only close if a dust bag has
been inserted.
Cleaning the motor protection filter
The motor protection filter should be cleaned
regularly by knocking out the dirt or rinsing it out.
Open the dust bag compartment lid.
Pull out the motor protection filter in the
direction of the arrow.
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