Transport; Storage; Care And Service - Kärcher HDS 8/20 De Handbuch

ATTENTION
Stopping the motor at full load
Risk of damage
Never switch off the motor at full load with the high-pres-
sure gun open.
Note
After operation with salty water (seawater) rinse the de-
vice with tap water and an open high-pressure gun for
at least 2-3 minutes.
1. Set the temperature controller to the "Burner off" po-
sition.
2. Rinse the device for at least 30 seconds.
3. Close the high-pressure gun.
The motor is running at idle speed.
4. Turn the motor switch to the "OFF" position.
5. Close the fuel cock.
6. Close the water inlet.
7. Actuate the high-pressure gun until the device is
completely depressurised.
8. Push the safety latch forwards.
The high-pressure gun is secured.
9. Unscrew the water supply hose from the device.

Transport

CAUTION
Failure to observe the weight
Risk of injury and damage
Be aware of the weight of the device during transporta-
tion.
ATTENTION
Improper transportation
Risk of damage
Protect the trigger of the high-pressure gun from damage.
1. Release the parking brake.
2. Push the device.
3. When transporting the device in vehicles, secure it
to prevent it from slipping or overturning in accord-
ance with the respective, valid guidelines.

Storage

CAUTION
Failure to observe the weight
Risk of injury and damage
Be aware of the weight of the device during storage.
Frost protection
ATTENTION
Frost
Destruction of the device through freezing water
Drain all water from the device.
Store the device in a frost-free location.
If frost-free storage is not possible:
1. Drain the water.
2. Pump commonly available anti-freeze through the
device.

Care and service

DANGER
Danger due to device inadvertently starting up
Risk of injury
Disconnect the fuel supply prior to all work on the device.
CAUTION
Hot surfaces
Risk of injury
Allow the device to cool down prior to all work.
Note
Observe the information on care and service in the orig-
inal instructions for the motor.
Safety inspection/maintenance contract
You can agree on regular safety inspections or close a
maintenance contract with your dealer. Please seek ad-
vice on this.
Maintenance intervals
ATTENTION
Milky oil
Device damage
If the oil is milky, inform authorized Customer Service
immediately.
1. Check the oil level of the high-pressure pump (see
chapter Check the oil level in the high-pressure
pump).
1. Clean the water filter (see chapter Cleaning the wa-
ter filter).
2. Check the fuel filter and replace it if necessary.
1. Check the booster heater (see chapter Checking
the booster heater).
2. Clean the sieve in the safety block (see chapter
Cleaning the sieve in the safety block).
3. Unscrew the high-pressure hose from the water out-
let. If there is a clear, white layer of lime in the water
outlet, descale the device. If there is a thick layer of
lime, descale frequently.
Every six months or as required
1. Drain the fuel tank.
2. Clean the fuel tank.
3. Clean the fuel filter.
4. Clean the fuel nozzle.
5. Clean the heating coil.
a Desulphurise the heating coil.
b Remove soot from the heating coil.
6. Change the oil in the high-pressure pump.
Every 500 operating hours, at least annually
 Have the device serviced by the authorized Custom-
er Service.
Maintenance work
Cleaning the water filter
1. Shut off the water inlet.
2. Unscrew the filter cup.
Illustration I
Water filter
1
Filter insert
2
Filter chamber
3
3. Pull the filter insert downwards and off.
4. Clean the filter insert and filter cup.
5. Re-install the filter insert.
6. Screw on the filter cup again and tighten.
Checking the booster heater
1. Disassemble the burner insert.
2. Clean the burner.
3. Clean the ignition electrodes or replace them, if nec-
essary.
4. Check the electrode gap.
Adjust the electrode gap if necessary.
English
Before every use
Weekly
Half-yearly
21