English
10
Frost protection
Caution!
Frost will destroy a unit that is not com-
pletely empty of water! Store the unit where it
will be free of frost.
If storage away from frost is not possible:
Drain off the water and rinse the unit
through with anti-freeze.
Leave the unit to dry for max. 1 minute.
Use the standard glycol-based anti-freezes
for cars.
Follow the handling instructions of the anti-
freeze manufacturer.
Care and maintenance
Danger!
Before any care and maintenance work
on the unit draw out the mains plug.
Caution!
When changing the oil, dispose of any
waste oil only at authorised collection points.
Safety inspection/Maintenance
contract
You can arrange with your dealer to have a reg-
ular safety inspection carried out or to have a
maintenance contract. Please seek advice.
Before each use
Check connecting cable for damage (risk of
getting an electric shock), have a damaged
connecting cable replaced without delay by
authorised Customer Service personnel or
an electrician.
Check high-pressure hose for damage
(danger of explosion), replace a damaged
high-pressure hose without delay.
Check unit (pump) for any leaks.
Three drops per minute are allowable and
can appear on the underside of the unit.
Seek the help of Customer Service if leaks
are more serious.
Every week
Check oil level in oil reservoir: if the oil is
milky (water in oil), seek the help of Cus-
tomer Service immediately.
Clean the strainer in the water connection.
Clean the filter at the suction hose for de-
tergent.
Annually or after 500 operating
hours
Change the oil
– For oil quantity and type see Technical
Specifications.
– Undo the fastening screw, remove the
hood, remove the oil tank cover, tilt unit.
– Drain oil into a suitable container.
– Fill slowly with fresh oil; air bubbles have
to escape.
– Attach the oil tank cover.
Troubleshooting
Danger!
Before any repair work is undertaken,
switch the unit off and pull out the power plug.
Have electrical components checked and re-
paired only by authorised Customer Service
personnel.
For faults which are not identified in this chap-
ter, or when in doubt or when expressly in-
structed to do so, consult authorised
Customer Service personnel.
Unit does not work
Check connecting cable for damage.
Check the mains voltage.
Consult Customer Service if there is an
electrical fault.
!
!
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