Safety Instructions For Operation - Husqvarna 439 Manual Del Usuario

operator or others. Your warranty may not cover
damage or liability caused by the use of non-
authorized accessories or replacement parts.
• The inside of the muffler contains chemicals that
may be carcinogenic. Avoid contact with these
elements in the event of a damaged muffler.
• Long term inhalation of the engine's exhaust fumes,
chain oil mist and sawdust can represent a health
risk.
• This product produces an electromagnetic field
during operation. This field may under some
circumstances interfere with active or passive
medical implants. To reduce the risk of serious or
fatal injury, we recommend persons with medical
implants to consult their physician and the medical
implant manufacturer before operating this product.
• The information in this operator's manual is never a
substitute for professional skills and experience. If
you get into a situation where you feel unsafe, stop
and seek expert advice. Contact your servicing
dealer or an experienced chainsaw user. Do not
attempt any task that you feel unsure of!

Safety instructions for operation

WARNING Read the warning instructions
that follow before you use the product.
• Before using the chainsaw you must understand the
effects of kickback and how to avoid them. Refer to
Kickback information on page 12 for instructions.
• Never use a product that is faulty.
• Never use a product with visible damage to the
spark plug cap and ignition cable. A risk of sparking
arises, which can cause a fire.
• Never use the product if you are fatigued, while
under the influence of alcohol or drugs, medication
or anything that could affect your vision, alertness,
coordination or judgment.
• Do not use the product in bad weather such as
dense fog, heavy rain, strong wind, intense cold,
etcetera. Working in bad weather is tiring and often
brings added risks, such as icy ground,
unpredictable felling direction, etcetera.
• Never start a product unless the guide bar, saw
chain and all covers are fitted correctly. Refer to
Maintenance on page 21 for instructions. Without a
bar and saw chain attached to the product the clutch
can come loose and cause serious injury.
• Never start the product indoors. Exhaust fumes can
be dangerous if inhaled.
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• The exhaust fumes from the engine are hot and can
contain sparks, which can start a fire. Never start the
product near flammable material!
• Observe your surroundings and make sure that there
is no risk of people or animals coming in contact with
or affect your control of the product.
• Never allow children to use or be in the vicinity of the
product. As the product is equipped with a spring-
loaded start/stop switch and can be started by low
speed and force on the starter handle, even small
children under some circumstances can produce the
force necessary to start the product. This can mean
a risk of serious personal injury. Therefore remove
the spark plug cap when the product is not under
close supervision.
• You must have a steady stance in order to have full
control of the product. Never work standing on a
ladder, in a tree or where you do not have a firm
ground to stand on.
• Lack of concentration can lead to kickback if the
kickback zone of the bar accidentally touches a
branch, nearby tree or some other object.
• Never use the product by holding it with one hand.
This product is not safely controlled with one hand.
• Always hold the product with both hands. The right
hand should be on the rear handle, and the left hand
on the front handle. All people, whether right or left
handed, should use this grip. Use a firm grip with
thumbs and fingers encircling the handles. This grip
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