4 Safety Precautions
■ People may trip over the extension cable. This
may result in injury to people and damage to
the lawn scarifier.
► Route the extension cable so that it is easily
visible and flat on the ground.
4.6
Safe Condition
4.6.1
Lawn Scarifier
The lawn scarifier is in safe condition when the
following conditions are met:
– The lawn scarifier is not damaged.
– The extension cable and its mains plug are not
damaged.
– The lawn scarifier is clean and dry.
– The controls are working and have not been
modified.
– If material removed from the lawn is to be col‐
lected in the grass catcher box: the grass
catcher box is correctly attached.
– If material removed from the lawn is to be
ejected to the rear: the grass catcher box is
detached and the discharge flap is closed.
– The roller is correctly attached.
– Genuine STIHL accessories for this lawn
scarifier are attached.
– The accessories are correctly attached.
WARNING
■ If not in safe condition, components may no
longer operate correctly and safety devices
may be disabled. This may result in serous or
fatal injury to people.
► Do not use a damaged lawn scarifier.
► Do not use a damaged extension cable and
mains plug.
► If the lawn scarifier is dirty: clean the lawn
scarifier.
► If the lawn scarifier is wet: dry the lawn
scarifier.
► Do not modify the lawn scarifier.
► If the controls are not working: do not use
the lawn scarifier.
► If material removed from the lawn is to be
collected in the grass catcher box: attach
the grass catcher box as described in this
instruction manual.
► Attach genuine STIHL accessories for this
lawn scarifier.
► Attach the roller as described in this instruc‐
tion manual.
► Attach accessories as described in this
instruction manual or in the instruction man‐
ual for the accessories.
► Do not insert objects into the apertures in
the lawn scarifier.
0478-670-9910-B
► Replace worn or damaged warning signs.
► If anything is unclear: consult a STIHL spe‐
cialist dealer.
4.6.2
Rollers
The scarifying roller and the combing roller are in
safe condition when the following conditions are
met:
– The shaft, blades, spring-tines and attach‐
ments are not damaged.
– The shaft, blades and spring-tines are not
deformed.
– The roller is correctly attached.
– The blades and spring-tines are burr-free.
– The minimum length of the blades is not fallen
below,
19.2.
WARNING
■ In unsafe condition, parts of the blade and
spring-tine may come loose and be expel‐
led.This may result in serious injury to people.
► Use undamaged blades, spring-tines and
attachments.
► If the minimum length of the blades is fallen
below:replace the scarifying roller.
► If anything is unclear:consult a STIHL spe‐
cialist dealer.
4.7
Connection to the Mains
Contact with live components may result from
the following causes:
– The extension cable is damaged.
– The mains plug of the extension cable is dam‐
aged.
– The socket is incorrectly installed.
DANGER
■ Contact with live components may result in an
electric shock. This may result in serious or
fatal injury to the user.
► Ensure that the extension cable and its
mains plug are free from damage.
If the extension cable is damaged:
► Do not touch damaged areas.
► Remove the mains plug from the
socket.
► Ensure that your hands are dry when touch‐
ing the extension cable and its mains plug.
► Insert the mains plug of the extension cable
into a correctly installed and fused socket
with an earth contact.
► Connect the lawn scarifier using a residual
current device (30 mA, 30 ms).
■ A damaged or unsuitable extension cable may
result in an electric shock. This may result in
serous or fatal injury to people.
English
23