Kärcher HDS 551 C Eco Betriebsanleitung Seite 30

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Figure 1 - Pos. 8
With support of the detergent dose valve
set detergent concentration as deter-
mined by the manufacturer.
0 = work without detergent
Dose adjustment
1
2
3
4
5
6
Note
Recommended value at maximum working
pressure.
HDS 551 C Eco only
Replace high pressure nozzle with sup-
plied low pressure nozzle or switch mul-
tiple nozzle to position "Chem".
Figure 9
Take out detergent suck hose.
By turning the filter the detergent can be
dosed roughly.
Cleaning
set pressure/temperature and detergent
concentration according to the surface to
be cleaned.
Note
To prevent damage due to too much pres-
sure, always position high pressure ray first
from a greater distance towards object to be
cleaned.
30
English
Concentration
0,25 %
1,00 %
1,25 %
1,50 %
1,75 %
2,00 %
Working with the high pressure nozzle
The spray angle is essential for the effective-
ness of the high pressure ray. Normally work
is performed with a 25° flat ray nozzle (in-
cluded).
Recommended nozzles are deliverable as
accessories
– For strong contaminations
0° full ray - nozzle
– For sensitive surfaces and light contami-
nations
40° flat ray - nozzle
– For thick layered, persistent contamina-
tions
Dirt grinder
– Nozzle with adjustable spray angle, for
adaption to different cleaning tasks
Angle-Vario-Nozzle
Recommended cleaning method
– Loosen the dirt:
Spray detergent economically and let it
work for 1...5 minutes but do not let it dry
up.
– Remove the dirt:
Spray off loosened dirt with the high-
pressure ray.
Operating with cold water
Removal of light contaminations and clear
rinse, i.e.: Gardening tools, terrace, tools,
etc.
Set operating pressure according to
need.
Set the appliance switch to "I".
Operating with hot water
Danger
Scalding danger!
Set device switch to desired tempera-
ture.
We recommend the following cleaning tem-
peratures: