Kärcher HDS 551 C, Manual

Page: 10 / 35

English HDS 551 C, 558 C, 698 C, 798 C, 558 CSX, 698 CSX, 798 CSX 21
Mains connection
Refer to technical data and rating
plate for connected loads.
Fitting power plug
(only HDS 698../798..)
Have power plug fitted by
Kärcher AFTER-SALES
SERVICE or an authorised
electrician.
Set selector switch to "0"
Insert power plug
(only HDS 698../798..)
Whenever socket is changed,
check direction of rotation of
motor
If direction of rotation is correct,
powerful jet of air will be felt at
exhaust-gas opening of burner.
In the event of incorrect direction of
rotation, refer to Faults "Burner not
ignited"
If an extension cable is used, this
should always be fully uncoiled and
have an adequate cross-section.
(
1 0 m min. 1 ,5 mm
2
,
30 m min. 2,5 mm
2
)
OPERATION
* Never operate unit with fuel tank
empty! Fuel pump would
otherwise be destroyed!
Switching on unit
Fig. 3
Set selector switch ( 1 ) to "I"
Indicator lamp (4) lights
(not HDS 55
1 C)
* If indicator lamp (2) or (3) comes
on during operation, switch off unit
immediately. Eliminate fault, refer
to Faults.
Unit starts up briefly and is switched
off as soon as operating pressure is
reached.
Illustration 8, Illustration 12
Release handgun
Actuation of handgun switches unit
back on again.
Bleed pump if no water emerges
from high-pressure nozzle. Refer to
Faults "No build-up of pressure by
unit"
Setting cleaning temperature
Set selector switch ( 1 ) to desired
temperature
30°C to 90°C
Hot water cleaning
1 00°C to 1 50°C
Steam cleaning
(with steam nozzle 4.766-023)
(only HDS 558../698../798..)
Setting operating pressure and
flow rate
(only HDS 558../698../798..)
Fig. 9
Turning regulator clockwise:
Increases operating pressure (MAX)
Turning counter-clockwise: Reduces
operating pressure (MIN)
Servopress control
(not HDS 55 1 C,
HDS 558 C 1 . 1 70- 11 0,- 111 ,
HDS 698 C 1 . 1 73- 11 0,
HDS 798 C 1 . 1 74- 11 0)
Set selector switch ( 1 ) to max. 98°C.
Set regulator to maximum operating
pressure.
Fig. 12
Operating pressure and flow rate
can be set at handgun.
Set pressure on unit if use is to be
made of reduced pressure for a
lengthy period. See Fig. 9
Measuring out the cleaning agent
* Use cleaning agents sparingly to
protect the environment
* The cleaning agent must be
suitable for the surface to be
cleaned.
Fig. 11
(only HDS 558../698../798..)
Set cleaning-agent concentration as
specified by manufacturer
0 =Working without cleaning agent
Metering setting Concentration
1 0,25%
2 1 ,00%
3 1 ,25%
4 1 ,50%
5 1 ,75%
6 2,00%
Approximate values at maximum
operating pressure
(only HDS 55 1 C)
Replace high pressure nozzle with
supplied low pressure nozzle or
switch over multiple nozzle to
"CHEM" position.
Fig. 16
Take out cleaning-agent inlet
Fig. 17
Turning strainer allows coarse
metering of cleaning agent.