13GB/IE/NI
13. Cleaning
m DANGER
Risk of injury due to accidental starting of the appliance.
• Before working on the appliance, turn the engine switch to
“0/OFF” and pull off the spark plug connector.
Risk of burns!
• Do not touch the hot exhaust silencer, cylinder or cooling
fins.
m WARNING
• Switch off the appliance before making any adjustments
or carrying out maintenance work.
• Remove the spark plug connector (24).
ATTENTION
• Switch off the appliance immediately and contact cus-
tomer service:
- If you notice unusual vibrations or noises.
- If the engine seems overloaded or misfires.
• Keep all protective equipment, air vents and the engine
housing as free of dust and dirt as possible. Wipe the ap-
pliance with a clean cloth or blow it out with low-pressure
compressed air.
• We recommend cleaning the appliance after every use.
• Clean the appliance regularly with a damp cloth and a little
soft soap. Do not use any chemical cleaning agents or sol-
vents as these can damage the plastic surfaces of the appli-
ance. Make sure that no water can penetrate into the interior
of the appliance.
13.1 Nozzle cleaning
• If a pulsating sensation occurs when the trigger (3) is
pressed, the nozzle (27) may be dirty or clogged and
should be cleaned immediately.
• To clean the nozzle (27), switch off the engine and stop the
water supply.
• Depressurise the device (see 11.6).
• Remove the nozzle (27) from the jet pipe (11). Make sure
that the nozzle (27) points away from you in a safe direction.
• Use the nozzle cleaner needle (35) or a small paper clip to
remove debris from the nozzle (27).
• Rinse the nozzle (27) with clear water.
• Replace the nozzle (27) on the jet pipe (11).
• Start the water supply and start the device.
13.2 Drain the water
ATTENTION
Risk of damage!
• Freezing water in the appliance can destroy parts of the
appliance.
Preferably store the appliance in a heated room in
winter. When storing in an unheated room, com-
ply with the following instructions:
• Unscrew the water supply hose and the high-pressure hose
(6).
• Run the appliance for max. 1 minute until the pump and the
lines run dry.
• Unscrew the water filter and empty it.
14. Maintenance
m WARNING
• Switch off the appliance before making any adjustments
or carrying out maintenance work.
• Remove the spark plug connector (24).
m DANGER
Risk of injury due to accidental starting of the appliance.
• Before working on the appliance, turn the engine switch to
“0/OFF” and pull off the spark plug connector.
Risk of burns
• Do not touch the hot exhaust silencer, cylinder or cooling
fins.
14.1 Maintenance intervals
Before use:
• Check the oil level on the oil tank cover with oil dipstick (43).
• If the oil appears milky (water in the oil) contact customer
service immediately.
• Check the high-pressure hose (6) for damage (risk of burst-
ing). Replace a damaged high-pressure hose (6) immedi-
ately.
Every 25 operating hours:
• Check the oil level on the oil tank cover with oil dipstick (43).
• If the oil appears milky (water in the oil) contact customer
service immediately.
Every 50 operating hours
• Check the oil level on the oil tank cover with oil dipstick (43).
• If the oil appears milky (water in the oil) contact customer
service immediately.
• Clean the air filter.
• Check the fastenings between the engine and the frame for
cracks and have any cracked fastenings replaced by cus-
tomer service.
14.2 Maintenance work
14.2.1 Changing the engine oil (Fig. 9/10)
Note:
Old oil must be disposed of in an environmentally friendly manner!
The engine oil should be changed with the engine
at operating temperature.
• Prepare an approx. 1 litre container to collect the oil.
• Place the appliance on a suitable underlay tilted slightly to-
wards the oil drain screw (44).
• Open the oil drain screw (44).
• Drain the engine oil into the collection container provided.
• To speed up the draining of the engine oil, you can open the
oil tank cover with oil dipstick (43).
• After draining the waste oil, close the oil drain screw (44)
and set the appliance level again.
• Fill up with engine oil to the upper marking on the dipstick
(43).
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