Operation; High Pressure Operation; Select Spray Type; Operation With Detergent - Kärcher HD 3.5/30-4S Ea Manual Del Usuario

Operation

Danger
Risk of explosion!
Do not spray flammable liquids.
If the appliance is used in hazardous
areas (e.g. filling stations) all of the
safety provisions and operating in-
structions detailed in this manual must
be observed.
Caution
Clean engines only at places with cor-
responding oil separators (environ-
mental safety).

High pressure operation

Note
The appliance is equipped with a pres-
sure switch. The motor starts up only
when the lever of the pistol is pulled.
Set the appliance switch to "I".

The indicator lamp glows green.
Unlock the hand-spray gun and pull

the lever of the gun.
Set working pressure and water

quantity by turning (rungless) at the
pressure and quantity regulation (+/
-).
For transporting small quantities, the
engine heat ensures that water is heat-
ed up to approx. 15 °C.

Select spray type

Close the hand spray gun.

Turn the casing of the nozzle till the

desired symbol matches the mark-
ing.
Select round or flat spray using

touch-less switching:
Turn the spray-pipe that is inclined
about 45° downward to the left or
the right.
8
Meaning of the symbols

Operation with detergent

Warning
Unsuitable detergents can cause dam-
age to the appliance and to the object
to be cleaned. Use only those deter-
gents that have been approved by
Kärcher. Observe the dosage and oth-
er instructions provided with these de-
tergents. For considerate treatment of
the environment use detergent eco-
nomically.
Follow the safety instructions for using
detergents.
Kärcher detergents ensure smooth
functioning. Please consult us or ask
for our catalogue or our detergent in-
formation sheets.
Fill detergent tank.

Set nozzle to "CHEM".

Set dosing value for detergent to

the desired concentration.
Position of the dosing
valve
Detergent concentra-
tion [%]
(for max. flow quantity)
Recommended cleaning method
Spray the detergent sparingly on

the dry surface and allow it to react,
but not to dry.
– 6
EN
High pressure flat spray
(25°) for large dirt areas
High pressure circular
spray (0°) for specially
stubborn dirt
Flat low pressure spray
(CHEM) for operating us-
ing detergents or clean-
ing at low pressure.
1 3
0,5 2,5 5,0 7,0
5 7