Refill Fuel; Water Connection - Kärcher HDS 3.5/23-4M Eg Operating Instructions Manual

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.
Adjusting the dosage of the system
care Advance RM 110/RM 111
 Determining the hardness of tap water:
through the public water supply works,
–
using a hardness tester (order no.
–
6.768-004)
Water hard- Scale on the service switch
ness (°dH)
<3 OFF (no dosing)
3...7 1
7...14 2
14...21 3
>21 4
 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.

Refill fuel

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.
Refill detergent
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.
Install the hand-spray gun, the jet
pipe, the nozzle and the high pres-
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.
Installing spare high pressure hose
Figure 5

Water connection

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.
Suck in water from vessel
If you want to suck in water from an exter-
nal vessel, the following modification is
necessary:
– 4
EN
sure hose
11