Initial Startup; Colour Coding; Electrical Connection; Operation - Kärcher HD 4/8 Classic Originalbetriebsanleitung

Water outlet
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Spray lance holder
15
Hand crank
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Push handle, top (extended)
17
Dirt blaster (optional)
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Initial startup

DANGER
Danger of injury from electric shock
Only allow authorised technical specialists to install the
water supply, electrical connections and high-pressure
network.

Colour coding

● Control elements for the cleaning process are yel-
low.
Unpacking
1. Check the contents of the package when unpacking.
2. Notify the dealer immediately in the case of shipping
damage.
Installing the accessories
1. Install the nozzle with the nozzle screws at the spray
lance.
2. Connect the spray lance to the high-pressure gun.
Illustration C
3. Screw the high-pressure hose to the high-pressure
gun.
4. Only HD 4/8 Classic: Fasten the high-pressure hose
to the water outlet.
5. Only HD 4/10 X Classic: Push the hand crank into
the hole of the hose reel and make sure the hand
crank is secure.
Illustration D

Electrical connection

DANGER
Risk of injury from electric shock
Use a plug to connect the device to the mains grid. Per-
manent connection to the mains grid is prohibited. The
plug is used for disconnection from the mains.
See the type plate or technical data for the connection
values.
1. Unwind the mains cable and place it on the ground.
2. Plug the mains plug into the socket.
Water connection
Connection to a water line
WARNING
Health risk from return flow of contaminated water
into the drinking water network.
Observe the regulations of your water supply company.
1. Check the feed pressure, input temperature and in-
put amount of the water supply. See Chapter Tech-
nical data for the requirements.
2. Connect the system separator and water connection
of the device with a hose (minimum length 7.5 m,
minimum diameter 3/4").
The supply hose is not included in the scope of de-
livery.
3. Open the water inlet.
Venting the device
1. Open the water inlet.
2. Remove the high-pressure nozzle.
3. Switch on the device.
4. Allow the device to run until the escaping water is
free of air bubbles.
5. Switch off the device.
6. Fit the high-pressure nozzle.
DANGER
Risk of explosion!
Do not spray flammable liquids.
If the device is used in hazardous areas (e.g. filling sta-
tions), the corresponding safety regulations must be ob-
served.
Opening / closing the high-pressure gun
1. Push back the safety lock and actuate the trigger.
Illustration E
The high-pressure gun opens.
2. Release the trigger and push the safety lock for-
ward.
Then the high-pressure gun closes.
High-pressure operation
Note
● The device can be operated vertically.
● The device is equipped with a pressure switch. The
motor only starts up when the high-pressure gun is
open.
● The high-pressure hose should be kept away from
sharp edges.
1. For a device with the hose reel: unfold the high-
pressure hose completely from the hose reel.
2. Open the water supply.
3. Set the power switch to "1".
4. Open the safety lock of the high-pressure gun.
5. Open the high-pressure gun.
6. Aim the high-pressure gun at the object to be
cleaned and start the cleaning operation.
Operation with detergent
Note
A foam lance (optional) is needed for operating with de-
tergent.
WARNING
Incorrect handling of detergents
Health risk
Adhere to the safety instructions stated on the detergent
packaging.
ATTENTION
Unsuitable detergents
Damage to the device and the objects to be cleaned
Use only detergents approved by KÄRCHER.
Observe the dosing recommendations and notes pro-
vided with the detergent.
Use detergents sparingly to help conserve the environ-
ment.
KÄRCHER detergents ensure fault-free operation.
Please feel free to request a consultation, our catalogue
or our detergent information sheets.
1. Fill the detergent into the container of the foam
lance. (Follow the dosage instructions on the deter-
gent bottle.)
Illustration F
Recommended cleaning method
1. Spray the detergent sparingly on the dry surface and
let it work for a while (do not let it dry).
2. Rinse off the loosened dirt with the high-pressure
jet.
English

Operation

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