Maintenance And Care; Maintenance Intervals; Maintenance Works - Kärcher HDS 3.5/23-4M Eg Manual De Instrucciones

Maintenance and care

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.
 Set the appliance switch to "0/OFF".
 Shut off water supply.
 Turn on pump shortly (appr. 5 seconds)
with device switch.
 Pull main plug out of socket with dry
hands only.
 Remove water connection.
 Activate hand spray gun until device is
pressure less.
 Lock the trigger gun.
 Allow device to cool down.
Your Kärcher vender will inform you
about the performance of a periodic
safety inspection resp. signing of a
maintenance contract.

Maintenance intervals

Weekly
 Clean the sieve in the water connection.
 Clean the fine filter.
 Check oil level.
Caution
In case of lacteous oil inform Kärcher cus-
tomer service immediately
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.
16

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 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.
0.2 in/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. 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.
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EN