Cleaning The Filter Element; Check The Volume Flow Monitor; Acoustic Warning - ASUP Enviro Dustkiller H 230V/50Hz EU Betriebsanleitung

4.3 Cleaning the filter
element
Only for vacuum cleaning without a
filter bag and without a cloth insert
filter.
4.3.1 Check the volume flow
monitor
Before picking up dust with maxi-
mum room concentration values:

4.3.2 Acoustic warning

*) Optional accessories / Option depending on model
Original Instruction
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.
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-
Filter Cleaning System
3. Press the button to start filter
cleaning three times. The re-
sulting stream of air removes
attached dust from the slats
of the filter elements.
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"
ASUP Enviro Dustkiller
31