Nilfisk-ALTO 30 H - Manual (Page 17)

15
english
ATTIX 30/50 H/M
4.3 Cleaning the filter
element
4.3.1 Cleaning the filter
element " Push&Clean
System "
(ATTIX 30- / 50-xx PC)
Only for vacuum cleaning without a
filter bag and without a cloth insert
filter.
4.3.2 Cleaning the filter
element " XtremeClean "
(ATTIX 30- / 50-xx XC)
Only for vacuum cleaning without a
cloth insert filter.
After picking up harmless dust using
the waste bag.
To ensure that suction perform-
ance is always at its best, the
filter element is automatically
cleaned during operation. We
recommend complete cleaning
if the filter element becomes ex-
tremely dirty.
4.3.3 Check the volume flow
monitor
Before picking up dust with maxi-
mum room concentration values:
Filter Cleaning System
If suction performance drops:
1. Turn switch to position "I"
(maximum suction power).
2. Close the nozzles or suction
hose opening with the palm
of your hand.
3. Press the button to start filter
10 sec.
4.3.4 Acoustic warning
1. Check that all the filters are
present and properly fitted.
For safety reasons, an acoustic
warning sounds if the air speed
in the suction hose drops to be-
cleaning three times. The re-
sulting stream of air removes
attached dust from the slats
of the filter elements.
1. Switch off the vacuum clean-
er.
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.
2. When the motor is run-
ning, hold the suction hose
shut. An acoustic warning
sounds after approx. 1 sec-
ond.
low 20 m/s. See section "Trou-
bleshooting"