Karcher HDS 3-5-23 -4M Eg User Manual

Page 11

– 4

–

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

–

The metering is set to medium water ri-
gidity by the manufacturer

Note: A sample bundle of system care is in-
cluded.


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 hardness 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 service switch to at least setting
3.

Danger

Risk of explosion! Only refill diesel oil or
light fuel oil. Unsuitable fuels, e.g. gasoline,
are not to be used.
Caution
Never operate device with empty fuel tank
The fuel pump will otherwise be destroyed.


Refill fuel.



Close tank lock.



Wipe off spilled fuel.

Caution
Risk of injury!

–

Use Kärcher products only.

–

Under no circumstances use solvents
(gasoline, aceton, diluting agent etc.)

–

Avoid eye and skin contact.

–

Observe safety and handling instruc-
tions by the detergent manufacturer.

Kärcher offers an individual cleaning
and care appliances program.
Your dealer will consult you gladly.


Refill detergent.

Figure 4


Connect ray tube with hand spray gun



Tighten the screw connection of the
spray lance fingertight.



Insert high pressure nozzle into cover-
ing nut



Install covering nut and tighten firmly



Connect the high pressure hose to the
hand-spray gun.



Connect the high pressure hose to the
high pressure connection point of the
machine.

Figure 5

For connection values refer to technical
specifications


Connect the supply hose (minimum
length 24.6 ft/7.5 m, minimum diameter
3/4“) to the water connection point of
the machine and at the water supply
point (for e.g. a tap).

Note: The supply hose is not included.

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

Adjusting the dosage of the system

care Advance RM 110/RM 111

Water hard-
ness (°dH)

Scale on the service switch

OFF (no dosing)

3...7

7...14

14...21

>21

Refill fuel

Refill detergent

Install the hand-spray gun, the jet

pipe, the nozzle and the high pres-

sure hose

Installing spare high pressure hose

Water connection

Suck in water from vessel