Operation Manual

7
english
MAKITA 447 L
4.2.3 Suction power control
The motor speed and the suc-
tion power can be varied with
the suction power control. This
allows precise adaptation of
the suction power for different
cleaning tasks.
auto
0
I
10 sec.
auto
0
I
To ensure that suction
performance is always at
its best, the filter element is
automatically cleaned during
operation. We recommend
complete cleaning if the filter
element becomes extremely
dirty.
4.3 Cleaning the filter
element
1. Switch off the vacuum cleaner.
2. Close the nozzles or suction
hose opening with the palm
of your hand.
3. Turn the switch to position „I“
and let the cleaner operate
for approx. 10 seconds with
the suction hose opening
closed.
5 Applications and techniques
5.1 Techniques
If used correctly, additional ac-
cessories, suction nozzles and
suction hoses can enhance the
cleaning action and reduce the
cleaning effort.
Effective cleaning is achieved if
you follow just a few guidelines
in combination with your own
practical experience in special
fields.
Here are some basic tips.