Kärcher HD 7/250 DE TR1, User Manual

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Î Connect the water supply hose to the
respective water inlet (arrow).
Î
Open the lock on the appliance cover
and swivel the appliance cover up-
wards.
Î
Swivel the latch of the appliance hood
upwards to keep it from shutting inad-
vertently.
Î
Check the water filter for contamination,
clean/replace if required.
Î Check the position of the ball tap in the
antifreeze/water tank, set to the water
tank on the right.
Î Close the drain tap of the water tank.
Î Switch on the battery main switch.
Î Tilt the safety latch of the appliance
hood toward the bottom.
Î Tilt the appliance hood downward and
lock it.
Î Open the door to the operating panel
and switch on the ignition via the keys-
witch.
If the tank level is low, the water will be sup-
plied
Note
The appliance can only be operated with
the appliance hood closed. The appliance
will switch off when the appliance hood is
opened.
Î Release emergency-stop button by
turning.
Î Open the operating panel door.
Î Turn the key switch to the right.
The control voltage is switch on and the dis-
play shows the operating status.
At low ambient temperatures, the preheat-
ing process will start automatically. The re-
spective message is shown on the display.
Î Press the F2 key to start the motor.
Motor runs warm.
During the warm up time, the display will
show the clock symbol.
After the warm up time, the appliance will
be ready for high pressure operation.
Î Connect the high pressure hose, gun
and the spray pipe without nozzle as
described in chapter "Startup".
Î Activate the gun about 30 to 40 sec-
onds until a continuous water jet is emit-
ted from the spray pipe.
Î Switch off the motor.
Î Install the nozzle as described in the
chapter "Connecting the nozzle".
Note
The water pressure can be changed right
after startup with the key switch as well as
during operation.
Î Adjust the water pressure using the F5
and F4 keys "Increase/reduce water
pressure".
The water pressure can be changed in
increments of 5 MPa (50 bar).
The set water pressure has been reached.
Î Step 1: Press F6 key.
Î Step 2: Press F4 key.
Start the engine
Ventilating the high pressure system
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8 7
Settings
Adjust the water pressure
Adjust the brightness and contrast of
the display
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8 7
MENUE
9 EN