Kärcher HDS 7/9-4 M/MX Mode D'emploi page 29

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. petrol,
are not to be used.
ATTENTION
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
DANGER
Risk of injury!
– Use Kärcher products only.
– Under no circumstances fill solvents
(petrol, 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
Figure 5
 Connect ray tube with hand spray gun
 Tighten the screw connection of the
spray lance finger tight.
 Insert high pressure nozzle into cover-
ing nut
 Install covering nut and tighten firmly
 Appliance without hose drum:
Connect the high pressure hose to the
high pressure connection point of the
machine.
 Device with hose drum:
Connect high pressure hose to hand
spray gun
ATTENTION
Always unwind high pressure hose com-
pletely
Installing the replacement high-
pressure hose (appliances without
Figure 6
Installing the replacement high-
pressure hose (appliances with
Figure 7
 Completely roll off the high-pressure
hose from the hose drum.
 Rotate the hose drum until the screwed-
on semi bowl is pointing toward the top.
Loosen all three screws and remove the
loosened semi bowl.
Figure 8
 Unlatch the fastening clamp for the
high-pressure hose and pull the hose
out.
 Route the new high-pressure hose
through the intended hose guide and
the deflection pulley at the bottom of the
appliance.
 Slide the hose nipple all the way into the
knot section of the hose drum and se-
cure with the fastening clamp.
 Replace the half bowl.
– 5
EN
pressure hose
hose drum)
hose drum)
29