Instruction Manual

0478 670 9907 D - EN
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● Then lower the scarifying unit into the
operating position and scarify the lawn.
(Ö 7.5)
10.2 Stopping the engine
● Place the scarifying unit in the
transport position. (Ö 7.5)
● Release motorstop lever (1). The
engine and scarifying blades come to a
stop after a short run-down time.
11.1 General
Annual service by the specialist dealer:
The scarifier should be inspected once
annually by a specialist dealer. STIHL
recommends STIHL specialist dealers.
11.2 Cleaning the machine
Maintenance interval:
After each use
Looking after your machine carefully will
protect it against damage and extend its
service life.
● Place the scarifier on firm, level and flat
ground.
● Before tipping up the scarifier into the
cleaning position, detach the grass
catcher box (accessory – not included
in standard equipment) and empty the
fuel tank.
● Cleaning position:
Fold down upper handlebar (1) (Ö 7.4)
and lift discharge flap (2). Tilt the
scarifier upwards at the front by raising
it at carrying handle (3). Set down the
scarifier as shown and allow the upper
handlebar to rest on the ground.
● Clean the machine using a little water
and a brush or with a cloth. Remove
accumulated clipping deposits using a
stick. If necessary, use a special
cleaner (e.g. STIHL special cleaner).
● Never spray water or high-pressure
cleaner onto engine components, V-
belts, seals or bearing points.
● Clean the scarifying unit and engine
cooling ribs.
11.3 Scarifying unit
Maintenance interval:
Before each use
● Tilt the scarifier upwards into the
cleaning position. (Ö 11.2)
● Check the scarifying unit (consisting of
blade shaft, blades, nuts, washers and
spacer bushings) for wear, secure
seating, cracks or other damage.
Wear check:
The blades must be replaced when the
ground is not scored, even at the deepest
working depth (level 6). Blades must
always be replaced as a complete set.
Never re-sharpen blades.
Have defective or worn parts repaired or
replaced by a specialist dealer. STIHL
recommends STIHL specialist dealers.
11.4 Wheels
The wheel bearings are maintenance-free.
11.5 Engine
Maintenance interval:
See engine instruction manual.
General information:
Observe the operating and maintenance
instructions in the attached engine
instruction manual.
To achieve a long service life, it is always
particularly important to maintain a
sufficient level of oil and to change the oil
and air filter regularly.
The recommended oil change intervals as
well as information on engine oil and oil
capacities can also be found in the engine
instruction manual.
The cooling ribs must always be kept clean
to ensure that the engine is adequately
cooled.
11.6 Storage and winter break
● Store the scarifier in a dry and locked
place that is generally free of dust.
Make sure that the machine is kept out
of the reach of children.
● Only store the scarifier in good
operating condition, fold down the
handlebar if necessary.
11. Maintenance
Risk of injury!
Observe the safety instructions in
the section "For your safety" (Ö 4.).
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Risk of injury!
Worn blades may break off and
cause serious injuries. It is
therefore essential that
maintenance is always performed
as described.