Makita 4093D Instruction Manual page 6

Also empty out the dust inside the cleaner
I
. .
itself. Failure to do so may cause the
sponge filter to
be
clogged or the motor to
be damaged.
Installing dust bag
Place the dust bag into the cleaner cavity.
Insert the holder of the dust bag all the way
into the slots in the cleaner cavitv.
CAUTION:
Forgetting to install the dust bag, failure to insert the holder of the dust bag all the way into
the slots or using a broken or ripped bag, may allow dust to get into the motor. This may
result in motor failure.
6