Maintenance Works; Troubleshooting - Kärcher HDS 3.0/20 C Ea Mode D'emploi

Monthly
 Clean sieve in the water shortage safe
guard.
 Clean filter at the detergent suck hose.
After 500 operating hours, at least annu-
ally
 Oil change.
At least every 5 years, recurring
 Perform the pressure test as per manu-
facturer's instructions.

Maintenance Works

Clean the sieve in the water connection
 Take out sieve.
 Clean sieve in water and reinstall.
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 the fuel sieve
 Knock the dirt off of the fuel sieve. Do
not let the fuel enter the environment.
Clean sieve in the water shortage safe
guard
 Remove the fastening clamp and pull
out the hose (soft damping system) of
the lack of water fuse.
 Take out sieve.
Note: If necessary turn in screw M8 appr.
0.2 in/5 mm inwards and therewith pull out
sieve.
 Clean sieve in water.
 Push sieve inwards.
 Slide the hose adapter all the way into
the lack of water fuse and secure it with
a fastening clamp.
Clean filter at the detergent suck hose
 Take out detergent suck supports.
 Clean filter in water and reinstall.
16
Oil change
 Ready a catch bin for appr. 0.26 gal/
1 Liter 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 "Ready for use"
No line voltage, see "Appliance is not
–
running".
Indicator lamp service
Indicator lamp service will be illuminat-
ed
Lack of oil
–
 Replenish oil.
1x blinking
Water shortage
–
 Check water supply, check connec-
tions.
Leak in the high pressure system
–
 Check high pressure system and con-
nections for tightness.
2x blinking
Fault in the voltage supply or current
–
pickup of the motor too high.
 Check main connections and mains
fuse.
 Inform Customer Service
– 9
EN
turns off