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English - 19
!
Cleaning operations during which oil saturated
waste water is generated, such as engine cle-
aning and underbody cleaning, may only be per-
formed in cleaning locations that are equipped
with an oil separator.
!
If you clean varnished surfaces, please respect
a minimum distance of 30 cm to avoid damages.
!
Never take in solvent-containing liquids or undi-
luted acids and solvents! These include, for ex-
ample, benzene, paint thinner, or heating oil. The
spray is highly inflammable, explosive, and to-
xic. Do not use acetone, undiluted acids, and
solvents as they affect the materials used on the
appliance.
!
If required, wear appropriate protective clothes
and glasses to protect yourself from return spray.
!
Never leave the appliance unattended as long as
it turned on.
!
Warning:
This appliance has been developed
for the use of detergents that are supplied or
recommended by the manufacturer. The use of
other detergents or chemicals may affect the
safety of the appliance.
Safety Devices
Safety devices are intended to ensure the protec-
tion from injuries and must not be modified or cir-
cumvented.
Overflow Valve with Pressure Switch
When the lever located on the trigger gun is released,
the pressure switch turns off the pump, and the high-
pressure jet comes to a stop. When the lever is pulled,
the pressure switch turns the pump on again. In ad-
dition, the overflow valve ensures that the admissi-
ble operating pressure is not exceeded.
Safety Button
The safety button located on the trigger gun ensu-
res that the appliance is not switched on inadver-
tently.
Environmental protection
Disposal of the packaging
The packaging material can be recycled.
Please do not place the packaging into the
ordinary refuse for disposal, but arrange for the proper
recycling.
Disposal of the old appliance
Old appliances contain valuable materials
that can be recycled. Please arrange for the
proper recycling of old appliances. Batteries, oil,
and similar substances must not enter the environ-
ment. Please dispose of your old appliances using
appropriate collection systems.
Operation
Preparation
• Connect a supply hose (not included) to
the water inlet of the unit and to the water supply
(e.g. water tap).
• Open the water supply.
!
The operation of the high-pressure cleaner with
a closed water supply line causes damage to the
cylinder head unit. Please never operate the high-
pressure cleaner with a closed water supply tap.
• Insert the mains plug.
• Turn master switch to “1/ON”.
!
Owing to the water jet emerging from the high-
pressure nozzle a recoil force operates on the
handgun. Ensure you have a secure footing and
hold the handgun and spray lance firmly.
Switching on
• Press safety button on the handgun and pull the
lever.
Switching off
• Release the lever.
During breaks in work and when leaving the unit
secure it against inadvertent switching on by pres-
sing the safety button.
Adding the cleaning agent
• Remove spray lance
No detergent in high-pressure mode
• Suspend the filter of the detergent suction hose
in detergent reservoir.
• After cleaning agent has been added: Suspend
the filter of the detergent suction hose in
a container of clear water, switch on the unit for
about one minute and flush through.
Recommended cleaning method
1. Spray the cleaning agent on the dry surface spa-
ringly and let it react (but not dry out).
2. Wash off the loosened dirt with the high-pressure
jet.
Connect accessories
• Exchange the respective accessory with the
spray lance.
Depending on the model the following accessories
are either included in the scope of delivery or are
obtainable from specialist dealers (see also “Spe-
cial accessories”).
Wash brush
for large, smooth surfaces – e.g. on the automobile,
caravan or boat.Cleaning agent can be added.
Rotating wash brush
for gentle and thorough cleaning – e.g. bodywork
and glass surfaces. Cleaning agent can be added.
Rotary nozzle
for stubborn accumulations of grime – e.g. moss-
covered promenade tiles or facades. Work without
cleaning agent and with the highest operating pres-
sure.
Summary of Contents for K 2.90
Page 58: ...58 K rcher H C 60364 10 30 mA 1 10 m 1 5 mm2 10 30 m 2 5 mm2 7 5 m K rcher 4 730 059 archer 30...
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Page 102: ...102 Kaercher IEC 60364 10 30 mA 1 10 1 5 mm 10 30 2 5 mm 7 5 K rcher 4 730 097 e 30...
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