and be ejected at high speed. They may
cause serious injury to persons.
► Work only with an undamaged mowing
head.
► Never use metal objects in place of the
nylon mowing lines.
► Observe and remain inside the wear limits.
► If you have any doubts, be sure to consult a
STIHL dealer.
4.6.4
Metal cutting attachment
The metal cutting attachment is in a safe condi‐
tion if the following points are observed:
–
Metal cutting attachment and mounting hard‐
ware are undamaged.
–
Metal cutting attachment is not warped.
–
Metal cutting attachment is properly mounted.
–
Metal cutting attachment is correctly sharp‐
ened.
–
Cutting edges of the metal cutting attachment
have no burrs.
–
The wear limits are not exceeded.
–
If a metal cutting attachment not manufactured
by STIHL is used, it must not be heavier,
thicker, of a different shape, of a lower quality,
or larger in diameter than the largest metal
cutting attachment approved by STIHL.
WARNING
■ If it is not in an safe condition, parts of the
metal cutting attachment may come off and be
thrown at high speed. They may cause serious
injury to persons.
► Never work with a damaged metal cutting
attachment or damaged mounting hard‐
ware.
► Sharpen the metal cutting attachment cor‐
rectly.
► Deburr the cutting edges with a file.
► Have the metal cutting attachment bal‐
anced by a STIHL servicing dealer.
► Observe and remain inside the wear limits.
► Use a metal cutting attachment specified in
these instructions for use.
► If you have any doubts, be sure to consult a
STIHL dealer.
4.7
Fuel Mixture and Refueling
WARNING
■ This brushcutter requires a fuel mixture of gas‐
oline and two-stroke engine oil. Mixed fuel and
gasoline are extremely flammable. If fuel mix‐
ture or gasoline make contact with open fire or
hot objects, they can cause a fire or explo‐
sions. Persons may be seriously or fatally
injured and property may be damaged.
► Protect fuel mixture and gasoline from heat
and fire.
► Do not spill fuel mixture or gasoline.
► If fuel is spilled: Wipe up fuel with a cloth
and do not attempt to start engine until all
parts of the brushcutter are dry.
► Do not smoke.
► Never refuel near a fire.
► Shut off the engine and allow it to cool
down before refueling.
► Start the engine at least 3 meters from the
fueling spot, outdoors only.
■ Inhaling fuel fumes and gasoline fumes can
have toxic effects.
► Avoid inhaling fuel fumes or gasoline
fumes.
► Refuel in a well-ventilated location.
■ The brushcutter becomes hot during opera‐
tion. The fuel expands and excess pressure
can build up in the tank. Fuel can escape as a
spray when the fuel tank cap is opened. The
escaping fuel can ignite. This may result in
serious injury to the user.
► Allow the brushcutter to cool down first and
then open the fuel tank cap carefully.
■ Clothing that has been in contact with fuel or
gasoline will ignite more easily. Persons may
be seriously or fatally injured and property
may be damaged.
► If your clothing comes into contact with fuel
or gasoline: Change your clothing.
■ Fuel mix, gasoline and two-stroke engine oil
can harm the environment.
► Do not spill fuel, gasoline or two-stroke
engine oil.
► Dispose of fuel mix, gasoline and two-
stroke engine oil in accordance with local
regulations and environmental require‐
ments.
■ Fuel, gasoline or two-stroke engine oil can
cause irritation if they come into direct contact
with the skin or eyes.
► Avoid contact with fuel, gasoline and two-
stroke engine oil.
► If skin contact occurs: Wash affected areas
of skin with plenty of water and soap.
► If the event of contact with eyes: Rinse
eyes with plenty of water for at least
15 minutes and consult a doctor.
■ The brushcutter's ignition system produces
sparks. Unconfined sparks may cause a fire or
an explosion in an easily combustible or explo‐
sive environment. Persons may be seriously
English
4 Safety Precautions
8
0458-844-0101-A