Stihl HSA 50.0 Instruction Manual page 29

4 Safety Precautions
WARNING
■ If they are in an unsafe condition, parts of the
cutting blades may come off and be thrown at
high speed. This can result in serious injuries.
► Work only with undamaged cutting blades.
► Make sure the cutting blades are properly
sharpened and deburred.
► If you have any queries: Contact your
STIHL servicing dealer.
4.6.3 Battery
The battery is in a safe condition if the following
points are observed:
– Battery is undamaged.
– The battery is clean and dry.
– Battery functions properly and has not been
modified.
WARNING
■ A battery that is not in a safe condition cannot
operate safely. Persons may be seriously
injured.
► Never work with a damaged battery.
► Never attempt to charge a damaged or
defective battery.
► If the battery is dirty: Clean the battery.
► If the battery is wet or damp: Allow the bat‐
tery to dry, 18.7.
► Never attempt to modify the battery.
► Never insert objects in the battery's open‐
ings.
► Never bridge the battery's contacts with
metallic objects (short circuit).
► Do not open the battery.
► Replace worn or damaged labels.
■ Fluid may leak from a damaged battery. If that
liquid comes into contact with the skin or eyes,
the skin or eyes may be irritated.
► Avoid contact with the liquid.
► If skin contact occurs: Wash affected areas
of skin with plenty of water and soap.
► In the event of contact with eyes: Rinse
eyes with plenty of water for at least
15 minutes and consult a doctor.
■ A damaged or defective battery may smell
unusual, emit smoke or burn. Persons may be
seriously or fatally injured, and property may
be damaged.
► If the battery smells unusual or emits
smoke: do not use the battery and keep it
away from combustible substances.
► If the battery catches fire: Attempt to extin‐
guish the battery with a fire extinguisher or
water.
0458-018-9801-A
4.6.4 Charger
The charger is in a safe condition if the following
points are observed:
– Charger is undamaged.
– Charger is clean and dry.
WARNING
■ If components do not comply with safety
requirements, they will no longer function
properly and safety devices may be rendered
inoperative. This can result in serious or fatal
injuries.
► Do not use a damaged charger.
► If the charger is dirty or wet: Clean the
charger and allow it to dry.
► Never attempt to modify the charger.
► Never insert objects in the charger's open‐
ings.
► Never bridge the charger's contacts with
metallic objects (short circuit).
► Do not open the charger.
4.7 Operation
WARNING
■ The user cannot concentrate on the work in
certain situations. The user may stumble, fall
and be seriously injured.
► Work calmly and carefully.
► If light and visibility are poor: Do not use
your hedge trimmer.
► Operate the hedge trimmer alone.
► Watch out for obstacles.
► Stand on the ground while working and
keep a good balance. If it is necessary to
work at heights: Use a lift bucket or a safe
platform.
► If you begin to feel tired: Take a break.
■ Working above shoulder height can cause you
to tire quickly. This can result in serious inju‐
ries.
► Work above shoulder height for short peri‐
ods only.
► Take regular breaks.
■ If the moving cutting blades make contact with
a hard object they can be brought to a sudden
stop. The reactive forces that occur can cause
the user to lose control of the hedge trimmer
and be seriously injured.
► Hold the hedge trimmer firmly with both
hands.
► Before starting work, check hedge for hard
objects and remove any such objects.
■ The moving cutting blades can cut the user.
This can result in serious injuries.
English
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