Karcher IV 100 - 40 M B1 - Manual (Page 21)

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Note: Additional regulations can be appli-
cable to dusts with an ignition capacity be-
low 1mJ.

Bring the appliance to working position
- secure it, if required, with parking
brakes.
 Insert the suction hose into the suction
hose connection.
 Attach the desired accessoried to the
suction hose.
 Ensure that the vacuum material con-
tainer has been inserted properly.
Caution
The highest allowed net impedance at the
electrical connection point (refer to techni-
cal data) is not to be exceeded. In case of
confusion regarding the power impedance
present on your connection, please contact
your utilities provider.
 Turn on/off switch to "1".
 For IV 100/75 M B1 press 'Switch-on
appliance" button.
ṇ
Warning
Avoid rolling up or bending the hose while
using the vacuum cleaner.
The machine is equipped with a suction
power monitor. If the air speed in the suc-
tion hose falls below 20 m/s, the manome-
ter will display the following pressure
reading:
Perform the following activities to regain the
prescribed air speed of more than 20 m/s:
 Switch off IV 100/40 M B1 or IV 100/55
M B1 at the ON/OFF button.
For IV 100/75 M B1 press 'Switch-off
appliance" button.
 Clean the filter (see chapter "Cleaning
the filter").
 Check suction hose and attachments
for blocks.
If these measures do not lead to the de-
sired reduction in pressure display:

Switch off the appliance and replace the
filter (see Chapter "Exchanging/replac-
ing the filter")
 For IV 100/75 M B1 press 'Switch-off
appliance" button.
 Switch off the appliance using the On/
Off switch.
 If necessary, dismantle the accessory
and rinse it with water and let dry.
Note: Empty and clean the vacuum cleaner
after every use and whenever necessary.

Empty the vacuuming material contain-
er (refer chapter "Emptying vacuuming
material container").
 Vacuum and wipe the appliance inside
and outside with a damp cloth.
 Place the appliance in a dry room and
secure it from unauthorized use.
 While vacuuming the appliance, use at
least one vacuum cleaner of the same
or higher classification.
To avoid too much filling of the vacuuming
material container, you need to check it
regularly depending on the type and vol-
ume of the sucked in material.

Switch off the appliance and secure it
using the parking brakes at the guide
rollers.
Start up
Power connection
Operation
Monitoring the suction performance
NW 50 NW 60
IV 100/40 M B1 13.0 kPa 12.0 kPa
IV 100/55 M B1 19.5 kPa 15.5 kPa
IV 100/75 M B1 25.0 kPa 19.5 kPa
Shutting down
Emptying the vacuuming material
container
21 EN