Operating instructions

- 7
Faults with display
Display Indicator lamp
(KL)
Possible cause Remedy By whom
E001 KL control volt-
age glows red
Control voltage too low Turn off the appliance, wait briefly, turn on the
appliance once again.
Have the socket checked.
If this error recurs, please contact the Kärcher
customer service department
Operator
E002 KL emergency
stop glows red
Emergency-stop button has been
pressed.
Release emergency-stop button by turning. Operator
E003 KL compressed
air glows red
Pressure of the compressed air supply
too low
Increase the pressure.
Turn off the appliance, wait briefly, turn on the
appliance once again.
Operator
E004 KL dosing glows
red
Interference in the dosing Turn off the appliance, wait briefly, turn on the
appliance once again.
If this error recurs, please contact the Kärcher
customer service department
Operator
E005 KL jet pistol
glows red
Connection between the device and the
jet pistol is faulty.
Check for correct connection of the couplings
in the control line.
Check control cable for damages.
Operator
E006 KL jet pistol
glows red
Short in jet pistol or control cable Replace the jet pistol or the jet hose with a
control cable.
Operator
E007 KL compressed
air glows red
Fault in the compressed air regulator
valve
Call Customer Service. Operator
E008 KL jet pistol
glows orange
The trigger of the jet pistol was activated
during the switch-on process or the re-
leasing of the emergency stop key.
Release the trigger of the jet pistol. Operator
Faults without display on the console
Fault Possible cause Remedy By whom
No display in-
spite of power
switch in posi-
tion 1
Mains Plug not connected to the socket. Insert the mains plug into a socket. Operator
Fuse F1 blown Remove side panel, press F1 to reset. Operator
No compressed
air jet despite the
trigger being
drawn
Compressed air supply has too little pressure Check pressure level. Operator
Jet pressure is set too low Set the jet pressure to a higher level. Operator
Power supply has been interrupted Check power supply. Indicator lamp "Device on"
must glow green.
Operator
Emergency-stop button has been pressed. Release emergency-stop button by turning. Indi-
cator lamp "Device on" must glow green.
Operator
Control cable not connected properly Check connection between control cable and the
jet pistol and between the control cable and the de-
vice.
Operator
Control cable is defective Replace spray agent hose. Operator
Compressed air
jet is too weak
Jet pressure is set too low Set the jet pressure to a higher level. Operator
Compressed air supply has too little pressure or
the compressor output is low.
Check pressure and output. Operator
The filter insert in the water separator is plugged. Replace the filter inlay in the water separator. Operator
Spray agent hose or jet pistol is blocked Let the spray agent hose and jet pistol come to
room temperature and remove the blocking. In-
crease working pressure and / or reduce the dry
ice dosing.
Operator
18 EN