Close the hand spray gun.
Turn the spray-pipe that is inclined about
45° downward to the left or the right.
Note: To prevent damage due to too much
pressure, always position high pressure ray
first from a greater distance towards object
to be cleaned.
Turning on the Appliance
Open the water supply.
Set the temperature regulator to opera-
tions with cold/ hot water.
Start the motor with the trigger gun
open according to the operating instruc-
tions of the motor manufacturer.
Note:
The spray lance can be removed to facili-
tate the start-up process.
Press the lever on the hand spray gun.
Operating with cold water
Set thermostat to "Burner off" position.
Operating with hot water
DANGER
Scalding danger!
Set thermostat to desired working tem-
perature. The burner is switched on.
Operation with detergent
ATTENTION
Unsuitable detergents can cause damage
to the appliance and to the object to be
cleaned.
– For considerate treatment of the envi-
ronment use detergent economically.
– Observe the dosage and other instruc-
tions provided with these detergents.
– Use only those detergents approved by
the manufacturer of the appliance.
– Kärcher detergents ensure smooth
functioning. Please consult us or ask for
our catalogue or our detergent informa-
tion sheets.
Suspend end of suction hose in a con-
tainer filled with detergent.
Set nozzle to "CHEM".
Set dosing value for detergent to the
desired concentration.
20
All manuals and user guides at all-guides.com
Recommended cleaning method
– Loosen the dirt:
– Remove the dirt:
After operation with detergent
Set dosing value for detergent to "0".
Open the hand spray gun and rinse the
Release the lever on the trigger gun.
Note: When the lever of the hand spray
gun is released, the engine continues to run
at zero speed. The water thus circulates
within the pump and gets heated. When the
cylinder head at the pump has reached the
maximum permissible tempertaure (80 °C),
the therm-valve on the pump opens and
lets out the hot water into the open.
Cooling can be hastened while using com-
pressed water from the water supply pipes:
Pull the lever of the hand spray gun for
Set dosing value for detergent to "0".
Open the hand spray gun and rinse the
Danger of scalding by hot water. After oper-
ation with hot water, the device must be op-
erated with open end handgun with cold
water for at least two minutes.
After operating the water using saline water
(sea water), open the hand spray gun and
rinse the appliance for at least 2 - 3 minutes
using tap water.
– 6
EN
Spray detergent economically and let it
work for 1...5 minutes but do not let it
dry up.
Spray off loosened dirt with the high
pressure jet.
appliance for at least 1 minute.
Interrupting operation
2 - 3 minutes so that the circulating wa-
ter cools down the cylinder head.
After operation with detergent
appliance for at least 1 minute.
Turn off the appliance
DANGER