Commissioning; Checking Oil Level; Filling With Scale Inhibitor; Filling With Fuel - Kärcher HDS 551 C Operating Instructions Manual

English

COMMISSIONING

– Unit, piping, high-pressure hose
and connections must be in
perfect working order!
– Lock the hand brake.

Checking oil level

Fig. 13
Prior to initial startup, cut off tip of oil
reservoir cap
Contact Kärcher AFTER-SALES
SERVICE immediately if oil is
opaque!
If oil level is approaching MIN mark,
fill up with oil as far as MAX mark.
Seal oil filler inlet.
Refer to technical data for oil grade.

Filling with scale inhibitor

Fig. 6
(not HDS 551 C)
(sample pack included with scope of
delivery)
Scale inhibitor stops heating coil
becoming calcified when using hard
tap water. Is is metered in at the
inlet in the water reservoir one drop
at a time.
The metering is set at the factory to
medium-hard water.
HDS 551 C, 558 C, 698 C, 798 C, 558 CSX, 698 CSX, 798 CSX
For other water hardness classes,
call in Kärcher AFTER-SALES
SERVICE to perform adjustment to
local conditions.

Filling with fuel

– Never operate unit with fuel tank
empty! Fuel pump would
otherwise be destroyed!
Fig. 7
Only fill with diesel fuel or light fuel
oil.
Close tank cap
Wipe off excess fuel

Filling with cleaning agent

* Only use Kärcher products.
* Never pour in solvent (petrol,
acetone, thinner etc.)!
* Avoid contact with eyes and skin
* Pay attention to cleaning-agent
manufacturer's instructions on
safety and handling
Kärcher can provide an
individual range of cleaning and
treatment agents.
Your dealer will be pleased to advise
you.
Fig. 10
Fill with cleaning agent

Mounting handgun

– Connect spray lance to handgun
– Insert high-pressure nozzle in
union nut
– Mount and tighten unit nut
– Mount high-pressure hose at high-
pressure connection Fig. 1 Item 2

Equipment with hose drum

– Fit supplied crank handle into
hose drum shaft
– Loose hose coils must be
tightened before removing high
pressure hose: Turning the crank
handle clockwise (direction of
arrow)
– Remove high pressure hose
completely from hose drum
Always unroll the high pressure
hose completely!

Water connection

For connected loads, refer to
Technical Data.
Mount supply hose at water
connection of unit.
Illustration 1 Pos. 9,
Illustration 2 Pos. 9
(supply hose is not part of scope of
delivery)
Only HDS 551 C
Heed regulations of water company.
In accordance with DIN 1988, unit is
not to be connected directly to public
drinking water supply. Brief
connection by way of a back-
siphonage preventer
(part no.. 6.412-578) is permitted.
On completion of work,
high-pressure cleaner is to be
disconnected from
drinking water supply.

Drawing in water from tank

The following conversion work is
necessary if water is to be drawn in
from an external tank.
(only HDS 558../698../798..)
Fig. 14
Lift off scale inhibitor reservoir.
Remove upper supply hose to water
reservoir and route to pump head.
Fig. 15
Detach water connection at pump
head and swivel aside.
Connect supply hose to pump head.
For drawing in, use 3/4" hose with
suction filter.
Max. suction height 0,5 m.
20