Kärcher HDS 13/20-4 S Manual Download Page 19

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– 3

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The safety valve opens, when the overflow valve
resp. the pressure switch is broken.

The safety valve is set by the manufacturer and sealed.
Setting only by customer service.

–

The water shortage safeguard prevents the burner
to be turned on when there is water shortage.

–

A sieve prevents the contamination of the safe-
guard and must be cleaned regular.

–

The temperature stop switches off the machine
when the waste gases have reached very high tem-
peratures.

몇

WARNING

Risk of injury! Appliance, accessories, supply lines and con-
nections must be in fault-free condition. If they are not in a
perfect state then the appliance must not be used.



Lock parking brake.

Figure 3

ATTENTION

Hook the electric supply line into the cable guide of the
right handle bow. Be careful not to damage the cable.

Figure 4

Note:

To protect the device, the burner is switched off 5

hours after the system care container is empty.
–

The system care prevents the calcification of the
heating spiral while operating with calciferous tap
water. It is dosed into the supply in the float con-
tainer drop by drop.

–

The metering is set to medium water rigidity by the
manufacturer

Note:

A sample bundle of system care is included.



Refill system care.



Determining the hardness of tap water:

–

through the public water supply works,

–

using a hardness tester (order no. 6.768-004)



Set the service switch according to the water hard-
ness in the table.

Note:

Observe the following when using system care

Advance 2 RM 111:
–

Calcification protection: See table

–

Pump care and black water protection: Set the ser-
vice switch to at least setting 3.



DANGER

Danger of explosion! Only refill diesel oil or light fuel oil.
Inappropriate fuels, e.g. petrol, must not be used.

ATTENTION

Risk of damage! Never operate device with an empty
fuel tank. The fuel pump will otherwise be destroyed.



Refill fuel.



Close tank lock.



Wipe off spilled fuel.



DANGER

Risk of injury!

–

Use Kärcher products only.

–

Under no circumstances fill solvents (petrol, ace-
ton, diluting agent etc.)

–

Avoid eye and skin contact.

–

Observe safety and handling instructions by the de-
tergent manufacturer.

Kärcher offers an individual cleaning and care ap-
pliances program.

Your dealer will consult you gladly.



Refill detergent.

Note:

The EASY!Lock system joins components with a

quick-fasten thread solidly and securely with just one
turn.

Figure 5



Join the spray lance with the trigger gun and tighten
until hand-tight (EASY!Lock).



Insert the high pressure nozzle onto the spray
lance.



Install union nut and hand-tighten it (EASY!Lock).



Join the high-pressure hose with trigger gun and
high-pressure connection of the appliance and
tighten until hand-tight (EASY!Lock).

For connection values refer to technical specifications.



Connect the supply hose (minimum length 7.5 m,
minimum diameter 3/4“) to the water connection of
the unit and to the water inlet (e.g. tap) using the
water connection adapter.

Note:

The supply hose is not included in the scope of

delivery.

If you want to suck in water from an external vessel, the
following modification is necessary:

Figure 6



Remove water connection from the pump head.



Unscrew the upper supply hose to the swimmer
container at the fine filter and connect it to the
pump head.



Replug the rinse line of the detergent dosing valve.

