Storage; Care And Service - Kärcher NT 75/1 Me Ec H Z22 Manual

4. When transporting the device in vehicles, secure it
to prevent it from slipping or overturning in accord-
ance with the respective valid guidelines.

Storage

CAUTION
Failure to observe the weight
Risk of injury and damage
Be aware of the weight of the device during storage.
The device may only be operated indoors.

Care and service

DANGER
Danger of electric shock
Injuries due to touching live parts
Switch off the device.
Remove the mains plug.
Dust extraction machines are safety devices for the pre-
vention or elimination of hazards according to the Ger-
man DGUV regulation 1 (German accident prevention
regulation, principles of prevention).
ATTENTION
Care agents containing silicone
These can attach plastic components.
Do not use care agents containing silicone for cleaning.
● You can perform basic maintenance and care work
yourself.
● Clean the surface of the device and the interior of
the container regularly with a moist cloth.
Replacing the flat fold filter
DANGER
Danger from dust that is harmful to your health
Respiratory sicknesses through inhalation of dust.
Accumulated dust must be transported in dust-proof
containers. Do not transfer the contents. The dust bag
may only be disposed of by qualified staff.
WARNING
Danger from dust that is harmful to your health
Respiratory sicknesses through inhalation of dust.
Do not use the main filter element after removing it from
the device.
Permanently installed filters may only be replaced in
suitable areas (e.g.decontamination stations) by a tech-
nical expert.
Order number of flat fold filter PTFE H: 6.907-671.0
1. Turn both fastening pins of the filter cover counter-
clockwise with a screwdriver. Fastening pins are
pushed out.
Illustration M
2. Open the filter cover.
3. Remove the filter frame.
Illustration N
4. Remove the flat fold filter.
5. Remove any dirt deposits from the clean air side.
6. Clean the filter frame and the supporting surface of
the filter frame with a damp cloth.
7. Fit the new flat fold filter. During insertion, ensure
that the flat fold filter is flush on all sides.
8. Insert the filter frame.
9. Close the filter cover until it audibly latches into
place.
10. Press in both fastening pins of the filter cover with a
screwdriver and tighten clockwise.
16
Changing the safety filter bag
DANGER
Danger from dust that is harmful to your health
Respiratory sicknesses through inhalation of dust.
Accumulated dust must be transported in dust-proof
containers. Do not transfer the contents. The dust bag
may only be disposed of by qualified staff.
1. Close the suction connection, see wet vacuum
cleaning.
Illustration G
2. Unlock and remove the suction head.
3. Fold up the safety filter bag.
Illustration H
4. Take off the protective film and close the ventilation
holes with a self-adhesive tab.
Illustration I
5. Pull the safety filter bag out towards the back.
6. Seal the suction connection opening of the safety fil-
ter bag tightly with a sealing cap.
Illustration J
7. Close the safety filter bag tightly with the attached
cable tie.
Illustration K
8. Remove the safety filter bag.
9. Clean the container inside with a moist cloth.
10. Dispose of used safety filter bag in dust-tight bag in
accordance with statutory regulations.
11. Fit the new safety filter bag. Pull the opening of the
safety filter bag completely over the shoulder of the
suction hose port.
Illustration D
12. Pull the safety filter bag over the container. Make
sure that the earthing foil is placed over the metal
PIN on the suction hose port and that this makes
contact through the PIN and the metal spring on the
suction head. Insert the inner paper filter bag into
the container in an L-shape.
Illustration E
13. Fit and lock the suction head.
Cleaning the cooling air filter
1. Vacuum the cooling air filter from the outside (when
installed) at regular intervals.
Changing the cooling air filter
Note
The cooling air filter may only be changed in conjunction
with the filter casing to ensure proper functioning of the
suction unit.
Order number of cooling air filter set (2x filter casing, 2x
cooling air filter): 4.101-163.0
1. Allow the device to cool down.
2. Insert 2 flat-blade screwdrivers into the filter casing
openings on the suction head as far as they will go.
Illustration O
3. Press both flat-blade screwdrivers down and care-
fully lever out the filter casing.
4. Remove the filter casing (with cooling air filter).
5. Insert a new cooling air filter in the new filter casing
according to the illustration.
6. Insert the new filter casing (with cooling air filter) into
the suction head and snap it into place.
Cleaning the electrodes
1. Unlock and remove the suction head.
2. Clean the electrodes with a brush.
3. Fit and lock the suction head.
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