Commissioning And Operation; High Pressure Operation; Water Supply - Kärcher KB 3030B Operating Instructions Manual

Commissioning and operation

Initial start-up
Insert the bearing wheels into the axle
box and lock them.
Note: When the appliance is delivered, the
high pressure hose and spray gun are not
attached, this prevents buckling. Please
mount these before using the appliance for
the first time.
Push out the safety clip in the spray gun
using e.g. a small screwdriver.
Join high pressure hose and spray gun
together.
Push clip in until it engages and check
that it is securely fastened by pulling on
the high pressure hose.
Remove cable tie and unroll high pres-
sure hose.

Water supply

Water supply from mains
For connection values, see type plate/tech-
nical data.
Observe regulations of water supplier.
Use a fibre-reinforced hose (not includ-
ed) with a standard coupling.
– Minimum diameter: 1/2 inches (13 mm)
– Minimum length: 7.5 m.
Screw the hosepipe connector (sup-
plied) to the inlet water connection on the
appliance.
Push the water supply hose onto the
hosepipe connector, then connect it to
the tap.
Caution
Never operate the high-pressure cleaner
when the tap is turned off as dry running will
damage the high pressure pump.
If the water supply is not clean, the Kärcher
water filter must be used (special accessory
- order No. 4.730-059).
6
English
Start up
Screw high pressure hose on to high
pressure outlet on appliance.
Push the appropriate spray lance on to
the spray gun and fasten it by turning it to
the right through 90°.
Open tap.
Plug in mains plug.
Set main switch to "I/ON".
Press safety catch on the spray gun to
release it and pull lever.

High pressure operation

Risk of injury
The spray gun is subjected to a recoil force
when the water jet is discharged. Make sure
that you have a firm footing and are also
holding the spray gun and spray lance firmly.
Spray gun with EPC
EPC: 3-Step electronic power control.
Pull lever on the spray gun briefly (less
than one second) to change EPC-set-
ting.
The EPC power steps will be changed
one after another, from Step 3, over Step
2, to Step 1. From Step 1 it will be
changed back to Step 3.
– Step 3 - Maximum:
Maximum pressure and water flow.
– Step 2 - Medium:
Reduced pressure and water flow.
– Step 1 - Soft:
Gentle pressure and water flow.
Note: The electronic saves the EPC-setting
for 20 minutes. After longer breaks or after
the mains plug was unplugged, the EPC-set-
ting will be reset to Step 3.
Spray lance with high pressure-nozzle
Carrying out the most common cleaning
tasks.
Spray lance with dirt blaster
Particularly suitable for stubborn and thick
encrusted dirt.