Stihl MSA 220 C Instruction Manual page 35

4 Safety Precautions
■ Electrical components of the chainsaw can
produce sparks. Sparks may cause a fire or an
explosion in an easily combustible or explo‐
sive environment. This can result in serious or
fatal injuries and damage to property.
► Do not work in an easily combustible or
explosive environment.
4.5.2 Battery
WARNING
■ Bystanding people, children and animals can‐
not recognise or evaluate the dangers posed
by the battery. This may result in serious injury
to bystanding people, children and animals.
► Keep bystanding people, children and ani‐
mals out of the way.
► Do not leave the battery unattended.
► Make sure that children cannot play with
the battery.
■ The battery is not protected against all ambi‐
ent conditions. If exposed to certain ambient
conditions, the battery may catch fire or
explode. This may result in serious injury to
people and damage to property.
► Protect the battery from heat and
fire.
► Do not throw the battery into a fire.
► Use and store the battery at temper‐
atures between ‑ 10 °C and + 50 °C.
► Do not immerse the battery in liq‐
uids.
► Keep the battery away from metallic
objects.
► Do not expose the battery to high pressure.
► Do not expose the battery to microwaves.
► Protect the battery from chemicals and
salts.
4.6 Safe Condition
4.6.1 Chainsaw
The chainsaw is in a safe condition if the follow‐
ing points are observed:
– The chainsaw is not damaged.
– The chainsaw is clean.
– The chain catcher is not damaged.
– The chain brake is operating properly.
– The controls function properly and have not
been modified.
– The chain lubrication is operating properly.
0458-795-9821-B
– Wear marks on the chain sprocket are not
deeper than 0.5 mm.
– A combination of guide bar and saw chain rec‐
ommended in this User Manual is mounted.
– The guide bar and saw chain are properly
mounted.
– The saw chain is properly tensioned.
– Only original STIHL accessories designed for
this chainsaw model are fitted.
– The accessories are correctly attached.
– The oil tank cap is closed.
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.
► Work only with an undamaged chainsaw.
► If the chainsaw is dirty: Clean the chainsaw.
► Work only with an undamaged chain
catcher.
► Never modify your chainsaw. Exception:
Mounting a combination of guide bar and
saw chain recommended in this User Man‐
ual.
► If the controls do not function properly: Do
not use your chainsaw.
► Only fit original STIHL accessories
designed for this chainsaw model.
► Mount the guide bar and saw chain as
described in this User Manual.
► Attach accessories as described in this
User Manual or in the User Manual for the
accessories.
► Never insert objects in the chainsaw's
openings.
► Close the oil tank cap.
► Replace worn or damaged labels.
► If you have any doubts, be sure to consult a
STIHL dealer.
4.6.2 Guide Bar
The guide bar is in a safe condition if the follow‐
ing points are observed:
– Guide bar is not damaged.
– Guide bar is not deformed.
– The minimum groove depth is maintained,
19.3.
– Bar rails are free from burrs.
– Bar groove is not pinched or splayed.
WARNING
■ If the guide bar is not in a safe condition, it can
no longer support and guide the saw chain
properly. The rotating saw chain can jump off
English
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