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Stihl FC 55 User manual

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Instruction Manual
Manual de instrucciones
Warning!
For safe operation follow all safety
precautions in Instruction Manual - improper
use can cause serious injury.
Advertencia!
Para su seguridad durante el manejo de este
producto, siga siempre las precauciones de
seguridad dadas en el manual de
instrucciones - el uso indebido puede causar
lesiones graves.
STIH)
STIHL FC 55
BA_FC55_30_U_L3.book Seite 0 Mittwoch, 12. November 2003 3:07 15
1FC 55
English / USA
BA_SE_006_004_01_06.fmPrinted on chlorine-free paper.
Printing inks contain vegetable oils; paper can be recycled.
© ANDREAS STIHL AG & Co. KG, 2005
0458 241 3021. M1,5. H5. PM. Printed in USA
STIHl
Contents
Guide to Using this Manual .............. 2
Safety Precautions ........................... 3
Using the Edger .............................. 13
Mounting the Loop Handle ............. 16
Fitting the Edger Blade ................... 17
Fuel ................................................ 18
Fueling ............................................ 19
Starting / Stopping
the Engine ...................................... 19
Operating Instructions .................... 22
Cleaning the Air Filter ..................... 22
Motor Management ........................ 23
Adjusting the Carburetor ................ 23
Catalytic Converter* ........................ 25
Checking the Spark Plug ................ 25
Lubricating the Gearbox ................. 26
Rewind Starter ................................ 26
Storing the Machine ........................ 27
Inspections and
Maintenance by Dealer .................. 27
Replacing the Depth Wheel ............ 27
Replacing the Skirt ......................... 28
Replacing the Edger Blade ............. 28
Maintenance Chart ......................... 29
Parts and Controls .......................... 30
Specifications ................................. 32
Special Accessories ....................... 32
Maintenance and Repairs ............... 33
STIHL Incorporated Federal
and California Emission
Control Warranty Statement ........... 34
* see “Guide to Using this Manual”
Allow only persons who understand this
manual to operate your edger.
To receive maximum performance and
satisfaction from your STIHL edger, it is
important that you read and understand
the maintenance and safety precautions
,
starting on page 3, before using your
edger.
Contact your STIHL dealer or the STIHL
distributor for your area if you do not
understand any of the instructions in this
manual.
!Warning!
Because an edger is a high-speed
cutting tool some special safety
precautions must be observed to reduce
the risk of personal injury.
Careless or improper use may cause
serious or even fatal injury. Make sure
your unit is equipped with the proper
deflector and handle for the type of
cutting attachment being used. Always
wear proper eye protection.
STIHL's philosophy is to continually
improve all of its products. As a result,
engineering changes and improve-
ments are made from time to time. If the
operating characteristics or the appear-
ance of your edger differs from those
described in this manual, please contact
your STIHL dealer for information and
assistance.
2
English / USA
FC 55
Pictograms
All the pictograms attached to the
machine are shown and explained in
this manual.
The operating and handling instructions
are supported by illustrations.
Symbols in text
The individual steps or procedures
described in the manual may be marked
in different ways:
:A bullet marks a step or procedure
without direct reference to an
illustration.
A description of a step or procedure that
refers directly to an illustration may
contain item numbers that appear in the
illustration.
Example:
Loosen the screw (1)
Lever (2) ...
In addition to the operating instructions,
this manual may contain paragraphs
that require your special attention. Such
paragraphs are marked with the
symbols described below:
Warning where there is a risk of an
accident or personal injury or
serious damage to property.
Caution where there is a risk of
damaging the machine or its
individual components.
Note or hint which is not essential
for using the machine, but may
improve the operator’s under-
standing of the situation and result
in better use of the machine.
Note or hint on correct procedure in
order to avoid damage to the
environment.
Equipment and features
This instruction manual may refer to
several models with different
features. Components that are not
installed on all models and related
applications are marked with an
asterisk (*). Such components may
be available as special accessories
from your STIHL dealer.
Engineering improvements
STIHL’s philosophy is to continually
improve all of its products. As a result,
engineering changes and improvements
are made from time to time. If the
operating characteristics or the
appearance of your machine differ from
those described in this manual, please
contact your STIHL dealer for
assistance.
Therefore some changes, modifications
and improvements may not be covered
in this manual.
Guide to Using this Manual
3FC 55
English / USA
Warning!
Because an edger is a
high-speed, fast-cutting
power tool, special safety
precautions must be
observed to reduce the risk of personal
injury.
It is important that you
read, fully understand and
observe the following
safety precautions and
warnings. Save this
owner's manual and read
the safety instructions periodically. Be
thoroughly familiar with the controls and
the proper use of the equipment. Know
how to stop the unit and disengage the
controls quickly.
Careless or improper use of any edger
may cause serious or fatal injury.
Have your STIHL dealer show you how
to operate your edger. Observe all
applicable local safety regulations,
standards and ordinances.
!Warning!
The use of any edger may be
hazardous. If the rotating cutting tool
comes in contact with your body, it will
cut you. When it comes in contact with
solid foreign objects such as rocks or
bits of metal, it may fling them directly or
by ricochet in the direction of bystanders
or the operator.
Striking such objects could damage the
cutting attachment and may cause
blades to crack, chip or break. Thrown
objects or damaged blades may result in
serious or fatal injury to the operator or
bystanders.
!Warning!
Minors should never be allowed to use
an edger. Bystanders, especially child-
ren and animals should not be allowed in
the area where an edger is in use.
Never let the edger run unattended.
!Warning!
Do not lend or rent your edger without
the owner's manual. Be sure that any-
one using your edger understands the
information contained in this manual.
Most of these safety precautions and
warnings apply to the use of all STIHL
edgers. Different models may have
different parts and controls. See the
appropriate section of your owner's
manual for a description of the controls
and function of the parts of your model
edger.
Safe use of an edger involves
1. the operator
2. the edger
3. the use of the edger.
Save these instruction !
THE OPERATOR!
Physical Condition
You must be in good physical condition
and mental health and not under the
influence of any substance (drugs,
alcohol, etc.) which might impair vision,
dexterity or judgment. Do not operate an
edger when you are fatigued.
Be alert - if you get tired while operating
your edger, take a break.
Tiredness may result in loss of control.
Working with any edger can be
strenuous. If you have any condition that
might be aggravated by strenuous work,
check with your doctor before operating
an edger.
Safety Precautions
4
English / USA
FC 55
!Warning!
Prolonged use of an edger (or other
machines) exposing the operator to
vibrations may produce whitefinger
disease (Raynaud's phenomenon) or
carpal tunnel syndrome. These con-
ditions reduce the hand's ability to feel
and regulate temperature, produce
numbness and burning sensations and
may cause nerve and circulation
damage and tissue necrosis.
All factors which contribute to white-
finger disease are not known, but cold
weather, smoking and diseases or
physical conditions that affect blood
vessels and blood transport, as well as
high vibration levels and long periods of
exposure to vibration are mentioned as
factors in the development of whitefinger
disease. In order to reduce the risk of
whitefinger disease and carpal tunnel
syndrome, please note the following:
:Most STIHL power tools are
available with an anti-vibration
("AV") system designed to reduce
the transmission of vibrations
created by the engine to the
operator's hands. An AV system is
recommended for those persons
using power tools on a regular or
sustained basis.
:Wear gloves and keep your hands
warm.
:Keep the AV system well
maintained. An edger with loose
components or with damaged or
worn AV buffers will tend to have
higher vibration levels.
:Maintain a firm grip at all times, but
do not squeeze the handles with
constant, excessive pressures, take
frequent breaks.
All the above mentioned precautions do
not guarantee that you will not sustain
whitefinger disease or carpal tunnel
syndrome. Therefore continual and
regular users should monitor closely the
condition of their hands and fingers. If
any of the above symptoms appear,
seek medical advice immediately.
!Warning!
The ignition system of your unit
produces an electromagnetic field of a
very low intensity. This field may
interfere with some pacemakers. To
reduce the risk of serious or fatal injury,
persons with a pacemaker should
consult their physician and the
pacemaker manufacturer before
operating this tool.
Proper Clothing
!Warning!
Edger operation can
cause serious injury to
eyes, ears and person.
The deflector and skirt
provided with your edger
may not protect the
operator from all foreign objects (gravel,
glass, wire, etc.) thrown by the rotating
cutting attachment. Thrown objects may
also ricochet and strike the operator. To
reduce the risk of injury to your eyes
never operate an edger unless wearing
goggles or properly fitted safety glasses
with adequate top and side protection
complying with ANSI Z 87.1(or your
applicable national standard).
To reduce the risk of injury to your face
STIHL recommends that you also wear
a face shield or face screen over your
goggles or safety glasses.
5FC 55
English / USA
!Warning!
Edger noise may damage
your hearing. Wear sound
barriers (ear plugs or ear
mufflers) to protect your
hearing. Continual and
regular users should have
their hearing checked regularly.
Wear proper protective clothing.
Protect your hands with
gloves when handling the
edger and the cutting tool.
Heavy-duty, nonslip
gloves improve your grip
and protect your hands.
Clothing must be sturdy
and snug-fitting, but allow
complete freedom of
movement. Avoid loose-
fitting jackets, scarfs,
neckties, jewelry, flared or
cuffed pants, unconfined long hair or
anything that could become caught on
branches, brush or moving parts of the
unit. Wear long pants made of heavy
material to protect your legs. Do not
wear shorts.
Good footing is most
important in edger work.
Wear sturdy boots with
nonslip soles. Do not
operate edger when
barefoot or wearing open
sandals. Steel-toed safety boots are
recommended.
Wear an approved safety
hard hat to reduce the risk
of injury to your head
when there is a danger of
head injuries.
THE EDGER
For illustrations and definitions of the
edger parts see the chapter on
“Parts and Controls“!
!Warning!
Never modify an edger in any way.
Only attachments supplied by STIHL or
expressly approved by STIHL for use
with the specific STIHL edger models
are authorized. Although certain un-
authorized attachments are useable for
the STIHL edger, their use may, in fact,
be extremely dangerous.
THE USE OF THE EDGER
Transporting the edger
!Warning!
Always turn off the engine and make
sure the cutting attachment has stopped
before putting an edger down. When
transporting your edger in a vehicle,
properly secure it to prevent turnover,
fuel spillage and damage to the edger.
6
English / USA
FC 55
Preparation for the use of the edger
Adjust carrying harness and hand grip to
suit your size before starting work.
The machine should be properly
balanced as specified in your owner's
manual for proper control and less
fatigue in operation.
Always check your edger for proper
condition and operation before starting,
particularly the throttle trigger, throttle
trigger interlock (and if applicable, stop
switch, cutting tool, deflector and
harness). An arrow on the deflector
shows the correct direction of rotation of
the cutting blade.
The arrow on the deflector must always
face away from you, so that cuttings and
other debris will be diverted away from
the machine and your position (see
chapter "Working Techniques").
The throttle trigger must move freely and
always spring back to the idle position.
The cutting tool must be properly
tightened and in safe operating
condition. Inspect for loose parts (nuts,
screws, etc.) and for cracked, bent,
warped or damaged blades.
Fueling
Your STIHL edger uses an oil-gasoline
mixture for fuel (see the chapter on
“Fuel“ of your owner's manual).
!Warning!
Gasoline is an extremely
flammable fuel. If spilled
or ignited by a spark or
other ignition source, it
can cause fire and serious
burn injury or property
damage. Use extreme caution when
handling gasoline or fuel mix.
Do not smoke or bring any fire or flame
near the fuel.
Fueling Instructions
Fuel your edger in well-ventilated areas,
outdoors. Use a fuel container
acceptable for the purpose.
!Warning!
Never attempt to fuel a running or hot
engine. Gasoline vapor pressure may
build up inside the gas tank depending
on the fuel used, the weather conditions,
and the venting system of the tank. In
order to reduce the risk of burns or other
personal injury from escaping gas vapor
and fumes, remove the fuel filler cap on
your edger carefully so as to allow any
pressure build-up in the tank to release
slowly. Never remove fuel filler cap while
engine is running.
Select bare ground for fueling and move
at least 10 feet (3 m) from the fueling
spot before starting the engine.
Replace fuel filler cap securely and
check for tightness.
Wipe off any spilled fuel before starting
your edger and check for leakage.
002BA118 KN
7FC 55
English / USA
!Warning!
Check for fuel leakage while refueling
and during operation. If fuel or oil
leakage is found, do not start or run the
engine until leak is fixed and spilled fuel
has been wiped away.
Move at least 10 feet (3 m) from spot of
leakage before starting. Take care not to
get fuel on your clothing. If this happens,
change your clothing immediately.
Different models may have different fuel
caps.
Cap with Grip
!Warning!
In order to reduce the risk of fuel spillage
and fire from an improperly tightened
fuel cap, correctly position and tighten
the fuel cap in the fuel tank opening.
To do this with this STIHL
cap, raise the grip on the
top of the cap until it is
upright at a 90° angle.
Insert the cap in the fuel
tank opening with the
triangular marks on the grip of the cap
and on the fuel tank opening lining up.
Using the grip, turn the cap firmly
clockwise as far as it will go (approx. a
quarter turn).
Fold the grip flush with the
top of the cap. If the grip
does not lie completely
flush with the cap and the
detent on the grip does
not fit in the
corresponding recess in the filler neck,
the cap is not properly seated and
tightened and you must repeat the
above steps.
Screw Cap
!Warning!
Unit vibrations can cause
an improperly tightened
fuel filler cap to loosen or
come off and spill
quantities of fuel. In order
to reduce the risk of fuel
spillage and fire, tighten the fuel filler cap
by hand with as much force as possible.
8
English / USA
FC 55
Starting
!Warning!
Your edger is a one-person machine.
Once started, it may fling foreign objects
for a great distance.
To reduce the risk of eye and other injury
insure that bystanders are at least 50
feet (15 m) away. Stop the engine and
cutting tool immediately if you are
approached.
Start and operate your edger without
assistance. For specific starting
instructions, see the appropriate section
of your manual.
Place the edger on firm ground or other
solid surface in an open area. Maintain a
good balance and secure footing.
To reduce the risk of injury from loss of
control, be absolutely sure that the
cutting tool is clear of you and all other
obstructions and objects, including the
ground, because when the engine starts
at starting-throttle, engine speed will be
fast enough for the clutch to engage and
turn the cutting tool.
When you pull the starter grip, don't
wrap the starter rope around your hand.
Do not allow the grip to snap back, but
guide the starter rope to rewind properly.
Failure to follow this procedure may
result in injury to hand or fingers and
may damage the starter mechanism.
Catalytic converter
!Warning!
Some STIHL edger
models are equipped with
a catalytic converter,
which is designed to
reduce the exhaust
emissions of the engine
by a chemical process in the muffler.
Due to this process, the muffler does not
cool down as rapidly as conventional
mufflers when the engine returns to idle
or is shut off. To reduce the risk of fire
and burn injuries, the following specific
safety precautions must be observed.
!Warning!
Since a muffler with a catalytic converter
cools down less rapidly than conven-
tional mufflers, always set your edger
down in the upright position and never
locate it where the muffler is near dry
brush, grass, wood chips or other
combustible materials while it is still hot.
Let the engine cool down sitting on
concrete, metal, bare ground or solid
wood (e.g. the trunk of a felled tree)
away from any combustible substances.
!Warning!
To reduce the risk of fire or burn injury,
let the unit cool down before refueling
your edger after use.
!Warning!
Never disassemble or modify your
muffler. The muffler could be damaged
and cause an increase in heat radiation
or sparks, thereby increasing the risk of
fire or burn injury. You may also
permanently damage the engine. Have
your muffler serviced and repaired by
your STIHL Servicing Dealer only.
15m (50ft)
9FC 55
English / USA
!Warning!
To reduce the risk of fire or burn injury,
keep the area around the muffler clean.
Remove all debris such as pine needles,
branches or leaves.
!Warning!
An improperly mounted or damaged
cylinder housing or a damaged/
deformed muffler shell may interfere
with the cooling effect of the catalytic
converter. To reduce the risk of fire or
burn injury, do not continue work with a
damaged or improperly mounted
cylinder housing or a damaged/
deformed muffler shell. Your catalytic
converter is furnished with screens
designed to reduce the risk of fire from
the emission of hot particles. Due to the
heat from the catalytic reaction, these
screens will normally stay clean and
need no service or maintenance. If you
experience loss of performance and you
suspect a clogged screen, have your
muffler maintained by a STIHL Servicing
Dealer.
Working Conditions
Operate and start your edger only
outdoors in a well ventilated area.
!Warning!
Your edger produces toxic
exhaust fumes as soon as
the engine is running.
These gases (e.g.
carbonmonoxide) may be
colorless and odorless. To
reduce the risk of serious or fatal injury
from inhaling toxic fumes, never run the
edger indoors or in poorly ventilated
locations.
!Warning!
Use of this product can generate dust
and fumes containing chemicals known
to cause respiratory disease, cancer,
birth defects, or other reproductive
harm. If you are unfamiliar with the risks
associated with the particular dust or
fume at issue, consult your employer,
governmental agencies such as OSHA
and NIOSH and other sources on
hazardous materials. California and
some other authorities, for instance,
have published lists of substances
known to cause cancer, reproductive
toxicity, etc.
Control dust and fumes at the source
where possible. In this regard use good
work practices and follow the
recommendations of OSHA/NIOSH and
occupational and trade associations.
When the inhalation of toxic dust and
fumes cannot be eliminated, the
operator and any bystanders should
always wear a respirator approved by
NIOSH/MSHA for the type of dust and /
or fumes encountered.
Operate the edger under good visibility
and daylight conditions only. Work
carefully.
Always hold the edger firmly with both
hands. Wrap your fingers tightly around
the handles, keeping the handles
cradled between your thumb and
forefinger. Keep your hands in this
position to have your edger under
control at all times.
002BA117 KN