4 Safety Precautions
electric current. Bystanders, children and ani‐
mals may be seriously or fatally injured.
► Keep bystanders, children and animals
away from the work area.
► Make sure that children can‐
not play with the charger.
■ The charger is not waterproof. If you work in
the rain or in a damp environment, an electric
shock may occur. The user may be injured
and the charger may be damaged.
► Do not operate it in the rain or in a
damp environment.
■ The charger is not protected against all ambi‐
ent conditions. If the charger is exposed to
certain ambient conditions, it may catch fire or
explode. This may result in serious injury to
people and damage to property.
► Operate the charger in an enclosed, dry
room.
► Do not operate the charger in a flammable
environment or in an explosive environ‐
ment.
► Do not operate the charger on a readily
combustible surface.
► Do not use and store the charger outside of
the specified temperature limits,
■ The connecting cable is a trip hazard. People
may be injured and the charger may be dam‐
aged.
► Lay the connecting cable flat on the floor.
4.6
Safe Condition
4.6.1
Lawn Mower
The lawn mower is in safe condition when the
following conditions are met:
– The lawn mower is free from damage.
– The lawn mower is clean and dry.
– The controls are working and have not been
modified.
– If mowing and the mown grass is to be collec‐
ted in the grass catcher box: the mulch flap is
open, the extension is detached and the grass
catcher box is correctly attached.
– If mowing and the mown grass is to be ejected
to the rear: the grass catcher box is detached
and the discharge flap is closed.
– If mowing and the mown grass is to be direc‐
ted to the ground from the side: the mulch flap
is closed and the extension is correctly
engaged.
– If mulching: the extension is disengaged and
the mulch flap is closed.
0478-131-9669-A
– The blade is correctly attached.
– Genuine STIHL accessories for this lawn
mower 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 serious or
fatal injury to people.
► Do not use a damaged lawn mower.
► If the lawn mower is dirty or wet: clean the
lawn mower and allow it to dry.
► Do not modify the lawn mower.
► If the controls are not working: do not use
the lawn mower.
► If mowing and the mown grass is to be col‐
lected in the grass catcher box: open the
mulch flap, detach the extension and attach
the grass catcher box as described in this
instruction manual.
► If mowing and the mown grass is to be
directed to the ground from the side: close
the mulch flap and attach the extension as
described in this instruction manual.
► If mulching: detach the extension and close
the mulch flap as described in this instruc‐
tion manual.
► Attach genuine STIHL accessories for this
20.6.
lawn mower.
► Attach the blade as described in this
instruction 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 mower.
► Never connect the key receptacle terminals
to metallic objects and cause a short circuit.
► Replace worn or damaged warning signs.
► If anything is unclear: consult a STIHL spe‐
cialist dealer.
4.6.2
The blade is in safe condition when the following
conditions are met:
– The blade and attachments are undamaged.
– The blade is not deformed.
– The blade is correctly attached.
– The blade is correctly sharpened.
– The blade is burr-free.
– The blade is correctly balanced.
– The minimum thickness and minimum width of
the blade are not fallen below,
– The sharpening angle is observed,
Blade
English
20.2.
20.2.
35