Reactive Forces - Stihl MSA 160 C Instruction Manual

condition. Keep the saw chain properly
sharpened, tensioned and well
lubricated.
Change saw chain, guide bar and chain
sprocket in due time.
Always store chain oil in containers
approved for this purpose and ensure
they are correctly labeled. Store in a dry,
cool and secure place protected against
light and sunlight.
In the event of a chain brake
malfunction, switch off the machine
immediately, set the hand guard to ƒ
and remove the battery from the chain
saw – risk of injury! Consult a servicing
dealer – do not use the machine until the
malfunction has been remedied, see
"Chain brake".
MSA 160 C, MSA 200 C

Reactive Forces

The most common reactive forces are:
kickback, pushback and pull-in.
Dangers of kickback
Kickback can result in
fatal cuts.
Kickback occurs when the saw is
suddenly thrown up and back in an
uncontrolled arc towards the operator.
Kickback occurs if, for example,
The saw chain in the area of the
–
upper quarter of the guide bar nose
unintentionally comes into contact
with wood or a solid object – e. g.,
unintentionally touches another limb
during limbing
The saw chain at the nose of the
–
guide bar is briefly pinched in the cut
QuickStop chain brake:
This device reduces the risk of injury in
certain situations – it cannot prevent
kickback. If activated, the brake stops
the saw chain within a fraction of a
second –
refer to chapter "Chain brake" in this
Instruction Manual.
Reducing the risk of kickback
Work cautiously and methodically
–
Hold the chain saw firmly with both
–
hands and maintain a secure grip
Always cut at full throttle
–
Be aware of the location of the guide
–
bar nose
Do not cut with the guide bar nose
–
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