Kärcher K 2.420, Original Instructions Manual

Page: 12 / 14

– 12

Appliance ventilation: Switch the
appliance on with the high-pressure
hose detached and operate (max. 2
minutes) until the water exits the
high-pressure connection without
bubbles. Switch off appliance and
reconnect high-pressure hose.

Check water supply for adequate
delivery rate.

Pull out the sieve in the water con-
nection using flat-nose pliers and
clean under running water.

Clean high-pressure nozzle: Re-
move dirt and debris from the noz-
zle bore, using a needle and rinse
through with water from the front.

Check water flow quantity.

Slight leakage from the appliance
pump is normal. If the leakage in-
creases contact the authorized cus-
tomer service.

Detach spray lance from the trigger
gun. Work only with the trigger gun.

Clean the detergent suction hose
filter.

Check the detergent suction hose
for kinks.
Subject to technical modifications!
Pressure does not build up in
the appliance
Strong pressure fluctuations
Appliance is leaking
No detergent infeed
Technical specifications
Electrical connection
Voltage 220-240
50 V
Hz
Connected load 1,4 kW
Protection class IP X5
Protective class I
Mains fuse (slow-blow) 10 A
Water connection
Feed pressure 0,2-1,2 MPa
Max. feed temperature 40 °C
Min. feed volume 8 I/min
Performance data
Working pressure 7 MPa
Max. permissible pressure 10 MPa
Water flow rate
5,5 I/min
Detergent flow rate 0,4 I/min
Recoil force of trigger gun 10 N
Dimensions and weights
Length 374 mm
Width 201 mm
Height 296 mm
Weight 7,9 kg
Values determined as per EN
60335-2-79
Hand-arm vibration value
Uncertainty K <2,5
0,3 m/s
2
m/s
2
Sound pressure level L
pA
Uncertainty K
pA
68
3 dB(A)
dB(A)
Sound power level L
WA
+
Uncertainty K
WA
83 dB(A)
12 EN