Start Up; Operation; Transport - Kärcher KHD 4 L Manual

Start up

 Park the appliance on an even surface.
Illustration
 Connect the high pressure hose to the high pres-
sure connection of the appliance.
 Insert the mains plug into the socket.
Water supply from mains
For connection values, see type plate/technical data.
Observe regulations of water supplier.
ATTENTION
Impurities in the water can damage the high-pressure
pump and the accessories. For protection, the use of
the KÄRCHER water filter (optional accessory, order
no. 4.730-059) is recommended.
Illustration
 Attach the water supply hose to the coupling on the
water connection.
 Connect the water supply hose to the water supply.
 Completely open the water tap.
Note: The high-pressure cleaner is not suitable for tak-
ing up water from alternative water sources.

Operation

ATTENTION
Dry running of more than 2 minutes leads to damage of
the high-pressure pump. If the appliance does not build
up pressure within 2 minutes, switch the appliance off
and proceed in accordance with the instructions in
Chapter "Troubleshooting".
High pressure operation
CAUTION
Keep a distance of at least 30 cm when using the jet for
cleaning painted surfaces to avoid damage.
ATTENTION
Car tyres, paint or sensitive surfaces such as wood
should not be cleaned with the dirt blaster, as there is a
risk of damage.
Illustration
 Push the spray lance into the trigger gun and fasten
it by a 90° rotation.
 Turn on the appliance "I/ON".
 Unlock the lever of the trigger gun.
 Pull on the lever of the trigger gun; the device will
switch on.
Note: Release the lever of the trigger gun; the device
will switch off again. High pressure remains in the sys-
tem.
Operation with washing brush
ATTENTION
Risk of damage to the paintwork
When working with the washing brush, it must be free of
dirt or other particles.
 Push the washing brush into the trigger gun and
fasten it by a 90° turn.
Note: If required, the washing brushes can be used to
work with detergent.
Operation with detergent
DANGER
When using detergents, the material data safety sheet
issued by the detergent manufacturer must be adhered
to, especially the instructions regarding personal pro-
tective equipment.
Illustration
 Fill the detergent solution in the detergent tank of
the foam nozzle (observe dosage instructions on
the packaging of the detergent).
 Connect the detergent tank to the foam nozzle.
 Connect the foam nozzle to the trigger gun.
Recommended cleaning method
 Spray the detergent sparingly on the dry surface
and allow it to react, but not to dry.
 Spray off loosened dirt with the high pressure jet.
Interrupting operation
 Release the lever of the trigger gun.
 Lock the lever of the trigger gun.
 Place the trigger gun into the storage for the trigger
gun.
 During longer breaks (more than 5 minutes), also
turn the appliance off using the "0/OFF" switch.
Finish operation
CAUTION
Only separate the high-pressure hose from the trigger
gun or the device when there is no pressure in the sys-
tem.
 Release the lever of the trigger gun.
 Turn off the appliance "0/OFF".
 Disconnect the mains plug from the socket.
 Turn off tap.
 Press the lever on the trigger gun to release any re-
maining pressure in the system.
 Lock the lever of the trigger gun.
 Detach the appliance from the water supply.

Transport

CAUTION
Risk of personal injury or damage!
Mind the weight of the appliance during transport.
When transporting by hand
 Pull the appliance by its transport handle.
When transporting in vehicles
 Secure the appliance against shifting and tipping
over.
English 13