Troubleshooting - Kärcher HDS 11/18-4 S Basic Bedienungsanleitung

Cleaning the fine filter
 Unpressurize the appliance.
 Unscrew the fine filter from the pump
head.
 Remove the fine filter and the filter in-
sert.
 Clean the filter with clean water or com-
pressed air.
 Reinstall in reverse sequence.
Clean sieve in the water shortage safe
guard
 Loosen covering nut and take off hose.
 Take out sieve.
Note: If necessary turn in screw M8 appr. 5
mm inwards and therewith pull out sieve.
 Clean sieve in water.
 Push sieve inwards.
 Put on hose.
 Tighten covering nut firmly.
Clean filter at the detergent suck hose
 Take out detergent suck supports.
 Clean filter in water and reinstall.
Oil change
 Ready a catch bin for appr 1 Litre oil.
 Loosen release screw.
Dispose of old oil ecologically or turn in at
a gathering point.
 Tighten release screw.
 Fill oil slowly up to the MAX marking.
Note: Air pockets must be able to leak out.
For oil type refer to technical specifica-
tions.

Troubleshooting

Danger
Risk of injury by inadvertent startup of ap-
pliance and electrical shock.
First pull out the plug from the mains before
carrying out any tasks on the machine.
Indicator lamp pump
2x blinking
Leak in the high pressure system
–
 Check high pressure system and con-
nections for tightness.
28
3x blinking
Water shortage
–
 Check water supply, check connec-
tions.
4x blinking
Obstructed reed switch in the water
–
shortage safe guard.
 Check water shortage safe guard.
Indicator lamp rotation direction is
Figure 10
 Exchange the poles at the appliance
plug.
Indicator lamp "Ready for use"
No line voltage, see "Appliance is not
–
running".
Engine indicator lamp
1x blinking
Contactor error
–
 Set the appliance switch to "0/OFF".
 Turn on the appliance.
Error occurs repeatedly.
–
 Inform Customer Service
2x blinking
Engine overload/overheat
–
 Set the appliance switch to "0/OFF".
 Allow device to cool down.
 Turn on the appliance.
Error occurs repeatedly.
–
 Inform Customer Service
3x blinking
Fault in the voltage supply.
–
 Check main connections and mains
fuse.
4x blinking
Excessive power consumption.
–
 Check main connections and mains
fuse.
 Inform Customer Service
– 9
EN
blinking
turns off