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Karcher HDS 7-9-4 M Manual

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– 4
Appliance without hose drum:
Join the high-pressure hose with trigger gun and
high-pressure connection of the appliance and
tighten until hand-tight (EASY!Lock).
Device with hose drum:
Join the high pressure hose with trigger gun and
tighten until hand-tight (EASY!Lock).
ATTENTION
Risk of damage. Always unwind high-pressure hose
completely.
Figure 6
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 7
Unlatch the fastening clamp for the high-pressure
hose and pull the hose out.
Route the new high-pressure hose through the in-
tended hose guide and the deflection pulley at the
bottom of the appliance.
Slide the hose nipple all the way into the knot sec-
tion of the hose drum and secure with the fastening
clamp.
Replace the half bowl.
For connection values refer to technical specifications.
Connect the supply hose (minimum length 7.5 m,
minimum diameter 3/4“) to the water connection of
the unit and to the water inlet (e.g. tap) using the
water connection adapter.
Note: The supply hose is not included in the scope of
delivery.
If you want to suck in water from an external vessel, the
following modification is necessary:
Figure 8
Remove the system care bottle.
Release and remove the cover of the system care.
Remove water connection from the fine filter.
Unscrew the fine filter from the pump head.
Figure 9
Remove the system care reservoir.
Unscrew the top supply hose to the swimmer con-
tainer.
Figure 10
Connect the top supply hose at pump head.
Replug the rinse line of the detergent dosing valve.
Connect suction hose (minimum diameter 3/4“)
with filter (accessory) to the water connection point.
– Max. suck height: 0.5 m
Until the pump sucked in water, you should:
Set the pressure/quantity regulation at the pump
unit to maximum quantity.
Close the dosing valve for the detergent.
DANGER
Risk of personal injury or damage! Never suck in water
from a drinking water container. Never suck in liquids
which contain solvents like lacquer thinner, petrol, oil or
unfiltered water. The sealings within the device are not
solvent resistant. The spray mist of solvents is highly in-
flammable, explosive and poisonous.
Note: Assembly in reverse order. Ensure that the sole-
noid valve cable on the reservoir of the system care is
not pinched.
– For connection values, see technical data and type
plate.
– The electrical connections must be done by an
electrician according to IEC 60364-1.
DANGER
Risk of injury on account of electric shock!
– Unsuitable electrical extension cables can be haz-
ardous. Only use electrical extension cables out-
doors which have been approved and labelled for
this purpose and have an adequate cable cross-
section.
– Always unwind extension lines completely.
– The plug and coupling of the extension cable used
must be watertight.
ATTENTION
The highest allowed net impedance at the electrical
connection point (refer to technical data) is not to be ex-
ceeded. In case of confusion regarding the power im-
pedance present on your connection, please contact
your utilities provider.
DANGER
Danger of explosion! Do not spray flammable liquids.
DANGER
Risk of injury! Never use the appliance without the spray
lance attached. Check and ensure proper fitting of the
spray lance prior to each use. The screw connection of
the spray lance must be finger-tight.
DANGER
Risk of injury! Hold the hand spray gun and the spray
pipe firmly with both hands.
DANGER
Risk of injury! The trigger and safety lever may not be
locked during the operation.
DANGER
Risk of injury! Contact Customer Service if the safety le-
ver is damaged.
ATTENTION
Risk of damage! Never operate device with an empty
fuel tank. The fuel pump will otherwise be destroyed.
To open the trigger gun: Actuate the safety lever
and trigger.
To close the hand spray gun: Release the safety le-
ver and trigger.
DANGER
Risk of injury! Switch the appliance off prior to replacing
nozzle and activate hand spray gun until device is pres-
sureless.
Secure the trigger gun. To do so, push the safety
catch towards the front.
Replacing the nozzle.
Set appliance switch to desired operating mode.
Indicator lamp for operational readiness lights up.
The device starts briefly and turns off, as soon as the
working pressure is reached.
Installing the replacement high-pressure
hose (appliances with hose drum)
Water connection
Suck in water from vessel
Power connection
Operation
Opening/closing the trigger gun
Replace the nozzle
Turning on the Appliance
23EN
… 23 …


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