Proper Use; Safety Instructions; Safety Devices; Start Up - Kärcher HDS 11/18-4 S Basic Bedienungsanleitung

Proper use

Cleaning of: Machines, Vehicles, Struc-
tures, Tools, Facades, Terraces, Garden-
ing tools, etc.
Danger
Risk of injury! Follow the respective safety
regulations when operating at gas stations
or other dangerous areas.
Please do not let mineral oil contaminated
waste water reach soil, water or the sew-
age system. Perform engine cleaning and
bottom cleaning therefore only on speci-
fied places with an oil trap.

Safety instructions

Please follow the national rules and
–
regulations for fuel spray jets of the re-
spective country.
Please follow the national rules and
–
regulations for accident prevention of
the respective country. Fuel spray jets
must be tested regularly and the results
of these tests must be documented in
writing.
The heating appliance of the machine is
–
an ignition plant. All national laws and
regulations about heating systems must
also be followed.

Safety Devices

Safety devices serve for the protection of
the user and must not be put out of opera-
tion or bypassed with respect to their func-
tion.
Overflow valve with two pressure
While reducing the water supply at the
–
pump head or with the Servopress -
regulation the overflow valve opens and
part of the water flows back to the pump
suck side.
If the hand-spray gun is closed, so that
–
the whole water flows back to the pump
suck side, the pressure switch at the
overflow valve shuts down the pump.
22
switches
If the hand spray gun is opened, the
–
pressure switch on the cylinder head
turns the pump back on.
The overflow valve is set by the manufac-
turer and sealed. Setting only by customer
service.
The safety valve opens, when the over-
–
flow valve resp. the pressure switch is
broken.
The safety valve is set by the manufacturer
and sealed. Setting only by customer ser-
vice.
Water shortage safeguard
The water shortage safeguard prevents
–
the burner to be turned on when there is
water shortage.
A sieve prevents the contamination of
–
the safeguard and must be cleaned reg-
ular.
Temperature stop for exhaust gases
The temperature stop switches off the
–
machine when the waste gases have
reached very high temperatures.
Warning
Risk of injury! Device, tubes, high pressure
hose and connections must be in faultless
condition. Otherwise, the appliance must
not be used.
 Lock parking brake.

Installing the handle

Figure 3
Caution
Hook the electric supply line into the cable
guide of the right handle bow. Ensure that
the cable is not damaged.
– 3
EN
Safety valve

Start up