English
– The minimum thickness of the blade has not
been fallen below,
– The grinding limit of the blade has not been
exceeded,
18.2.
– The sharpening angle is observed,
WARNING
■ In unsafe condition, blade parts may come
loose and be expelled. This may result in seri‐
ous injury to people.
► Use an undamaged blade and attachments.
► Attach the blade correctly.
► Sharpen the blade correctly.
► If the minimum thickness is fallen below:
replace the blade.
► If the grinding limit has been exceeded:
replace the blade.
► Have the blade balanced by a STIHL spe‐
cialist dealer.
► 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 mower 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
serious or fatal injury to people.
► Use an extension cable with the correct
cable cross section,
► Use a splash-proof extension cable
approved for outdoor use.
26
18.2.
18.2.
18.
WARNING
■ An incorrect mains voltage or an incorrect
mains frequency while working may lead to
overvoltage in the lawn mower. This may
result in damage to the lawn mower.
► Ensure that the mains voltage and the
mains frequency of the power supply corre‐
spond to the information contained in the
rating plate on the lawn mower.
■ If several electrical appliances are connected
to a power strip, electrical components may
become overloaded while working. The electri‐
cal components may heat up and cause a fire.
This may result in serious or fatal injury to
people and damage to property.
► Only connect one lawn mower to a socket.
► Do not connect a lawn mower to power
strips.
■ An incorrectly routed extension cable may
become damaged and people may trip over it.
This may result in injury to people and dam‐
age to the extension cable.
► Route the extension cable so that it cannot
touch the lawn mower.
► Route and mark the extension cable so that
people cannot trip over it.
► Route the extension cable so that it is not
stretched or tangled.
► Route the extension cable so that it does
not become damaged, kinked or crushed or
chafe.
► Protect the extension cable from heat, oil
and chemicals.
► Route the extension cable on dry ground.
■ The extension cable warms up while working.
If the heat cannot dissipate, it may cause a
fire.
► If using a cable reel: uncoil the cable reel
fully.
4.8
Working
WARNING
■ In certain situations, the user may no longer
be able to concentrate on their work. This may
result in the user stumbling, falling and becom‐
ing seriously injured.
► Work calmly and carefully.
► If the light and visibility conditions are poor:
do not use the lawn mower.
► Operate the lawn mower alone.
► Watch out for obstacles.
► Do not tilt the lawn mower.
► Work standing on the ground and maintain
balance.
4 Safety Precautions
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