Start Up; Dry Vacuum Cleaning; Wet Vacuum Cleaning - Kärcher NT 40/1 Ap L Originalbetriebsanleitung

– Please follow the safety regulations ap-
plicable to the materials that are to be
treated.
– Press the parking brake to the steering
roller for a secure footing. The device
may move uncontrollably if the parking
brake is open.
WARNING
The flat pleated filter must always be in
place while vacuuming.
WARNING
Do not vacuum without the filter elements;
otherwise, the suction motor can get dam-
aged and this can be hazardous to health
on account of increased release of fine dust
particles.

Dry vacuum cleaning

– The device is equipped with a fleece fil-
ter bag with a lock cap, order no. 2.889-
155.0 (5 units).
Note: You can use this appliance to vacu-
um all types of dust up to dust class L.
Note: The appliance is suited as industrial
vacuum cleaner to take up dry, non-com-
bustible dusts with AGW values greater
than or equal to 1 mg/m
– When vacuuming fine dust, a fleece fil-
ter or dust bag (option) can also be
used.
Install fleece filter bag
Illustration
 Release and remove the suction head.
 Insert the fleece filter bag.
 Insert and lock the suction head.
Installing the dust disposal bag
Illustration
 Release and remove the suction head.
 Insert the disposal bag (option).
 Pull disposal bag (option) over the con-
tainer.
Make sure that the marking line is situ-
ated within the container and both ven-
tilation holes are positioned at the back
of the container.
 Insert and lock the suction head.
16

Start up

.
3
Changeover from wet to dry vacuum
cleaning
Applicable only for flat fold filter (Cellulose):
ATTENTION
Please note the following when switch-
ing from wet to dry vacuum cleaning:
If you vacuum dry dust while the filter ele-
ment is still wet the filter will become ob-
structed and may be damaged beyond re-
pair.
 Replace wet filter with a dry one prior to
use.
 Change the filter according to instruc-
tions under the section "Maintenance
and Care".
Note: For permanent wet vacuum cleaning
it is advisable to use a PES flat pleated filter
(see filter systems).

Wet vacuum cleaning

DANGER
No dusts hazardous to health should be
sucked in during wet vacuuming.
Inserting the rubber lips
Illustration
 Remove the brush strips.
 Install the rubber lips.
Remove the fleece filter bag
Illustration
 Release and remove the suction head.
 Pull out the fleece filter bag on the
flange towards the top.
 Tightly close the fleece filter bag with
lock cap.
 Dispose of the fleece filter bag accord-
ing to the local provisions.
 Insert and lock the suction head.
– To suck wet dirt, first remove the fleece
filter bag.
Removing the dust disposal bag
Illustration
 Release and remove the suction head.
 Put the disposal bag (option) over.
 Tightly close the disposal bag (option)
with cable tie underneath the opening.
 Remove disposal bag (option).
– 3
EN