Stihl MSA 160 C Manual De Instrucciones página 16

English
All STIHL chain saws are now equipped
with a Quickstop chain brake that can be
activated by inertia. If the forces of an
occurring kickback are sufficiently high,
the hand guard is accelerated toward
the bar nose even without hand contact.
See the chapter entitled "Chain Brake"
of your instruction manual.
Warning!
Never operate your chain saw without a
front hand guard. In a kickback situation
this guard helps protect your left hand
and other parts of your body. In addition,
removal of the hand guard on a saw
equipped with a Quickstop chain brake
will deactivate the chain brake.
Warning!
No Quickstop or other chain brake
device prevents kickback. These
devices are designed to reduce the risk
of kickback injury, if activated, in certain
kickback situations. In order for the
Quickstop to reduce the risk of kickback
injury, it must be properly maintained
and in good working order. See the
chapter of your instruction manual enti-
tled "Chain Brake" and the section
"Maintenance, Repair and Storing" at
the end of these Safety Precautions. In
addition, there must be enough distance
between the bar and the operator to
ensure that the Quickstop has sufficient
time to activate and stop the chain
before potential contact with the
operator.
14
Warning!
An improperly maintained chain brake
may increase the time needed to stop
the chain after activation, or may not
activate at all.
Low Kickback Saw Chain and
Reduced Kickback Bars
STIHL offers a variety of bars and
chains. STIHL reduced kickback bars
and low kickback chains are designed to
reduce the risk of kickback injury. Other
chains are designed to obtain higher
cutting efficiency or sharpening ease but
may result in higher kickback tendency.
STIHL has developed a color code
system to help you identify the STIHL
reduced kickback bars and low kickback
chains. Cutting attachments with green
warning decals or green labels on the
packaging are designed to reduce the
risk of kickback injury. The matching of
green decaled powerheads with green
labeled bars and green labeled chains
gives compliance with the computed
kickback angle requirements of § 30 of
UL 1662 / ANSI B175.1-2000 when the
products are in their original condition.
Products with yellow decals or labels are
for users with extraordinary cutting
needs and experience and specialized
training for dealing with kickback.
STIHL recommends the use of its
green labeled reduced kickback bars,
green labeled low kickback chains
and a STIHL Quickstop chain brake
for both experienced and
inexperienced chain saw users.
Please ask your STIHL dealer to
properly match your powerhead with the
appropriate bar/chain combination to
reduce the risk of kickback injury. Green
labeled bars and chains are
recommended for all powerheads. See
your "STIHL Bar and Chain Information"
leaflet for details.
Warning!
Use of other, non-listed bar/chain com-
binations may increase kickback forces
and increase the risk of kickback injury.
New bar/chain combinations may be
developed after publication of this litera-
ture, which will, in combination with
certain electric chain saws, comply with
§ 30 of UL 1662 / § 5.11 of ANSI
B175.1-2000. Check with your STIHL
dealer for such combinations.
Warning!
Reduced kickback bars and low kick-
back chains do not prevent kickback,
but they are designed to reduce the risk
of kickback injury. They are available
from your STIHL dealer.
Warning!
Even if your saw is equipped with a
Quickstop, a reduced kickback bar
and/or low kickback chain, this does not
eliminate the risk of injury by kickback.
Therefore, always observe all safety
precautions to avoid kickback
situations.
Low Kickback Chain
Some types of saw chains have
specially designed components to
reduce the force of nose contact
kickback. STIHL has developed low
kickback chains for your powerhead.
MSA 160 C