Kärcher HD 7/20 G Classic, Manual

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Unpacking
1. Check the contents of the package when unpacking.
2. Notify the dealer immediately in the case of shipping
damage.
Checking the oil level in the high-pressure
pump
1. Place the device on a flat and level surface.
2. Check the high-pressure pump oil level at the oil lev-
el indicator.
The oil level must be in the middle of the oil level in-
dicator.
3. Top up the oil if necessary. For oil type, see Chapter
Technical data .
Starting up the engine
1. Before initial start-up of the engine, read the original
instructions for the engine and observe the safety in-
structions.
Check the engine oil level
1. Check the oil level in the engine.
Do not start up the device if the oil level is low.
2. Top up the oil if necessary. For oil type see Chapter
Technical data .
Topping up with fuel
DANGER
Unsuitable fuel
Risk of explosion
Only fill with petrol. Unleaded petrol (86 RON) can be
used.
1. Open the fuel tank cap.
2. Fill the fuel tank with fuel.
3. Close the cap of the fuel tank.
4. Wipe up any spilled fuel.
Installing water filter
Note
Please follow the direction of the mark on the water
filter .
Illustration C
1
Union joint
2
Water filter
3
Arrow
1. Attach the water filter, the arrow must point to the
pump.
2. Fasten the union joint on the pump.
Installing the pushing handle and wheels
Illustration B
1. Put the push handle on the base frame.
2. Secure the push handle with the screws and nuts.
3. Push the wheels onto the axle.
4. Push the fastener onto the axle and tighten the
screws.
Installing the accessories
1. Connect the spray lance to the high-pressure gun.
2. Install the nozzle with the nozzle screw at the spray
lance.
3. Screw the high-pressure hose to the high-pressure
gun.
4. Fasten the high-pressure hose to the high-pressure
connection.
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. Start the engine according to the original instruc-
tions for the engine.
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.
Operation
DANGER
Risk of explosion!
Flammable liquids or gases can ignite or cause an ex-
plosion.
Do not spray flammable liquids. Do not operate this de-
vice in hazardous areas (e.g. filling stations).
CAUTION
Environmental damage.
Clean engines at places with a suitable oil separator on-
ly.
Turning on the Device
1. Open the water supply.
2. Start the engine with the high-pressure gun actuated
according to the operating instructions of the engine
manufacturer.
ATTENTION
Risk of damage
Do not pull the starter rope when the engine is running.
Note
The high-pressure nozzle can be removed to facilitate
the start-up process.
Ɣ Press the lever on the high-pressure gun as long as
necessary until the engine starts.
Replacing the nozzle
DANGER
Risk of injury!
Switch the device off prior to replacing nozzle and do
not activate hand spray gun until the device is pressure-
less.
1 Secure the high-pressure gun. To do so, push the
safety lever towards the front.
2 Unscrew nozzle screws and remove the nozzle.
3 Put on a new nozzle.
4 Screw on the nozzle screws and tighten them by
hand.