McCulloch M4620 Chainsaw User Manual


 
4
S Do no tput pressureon thesaw atthe endof
the cut. A pplyingpressure cancause you to
lose control when the cut is completed.
S Stop the engine before setting the saw
down.
S Do not operate a chain saw that is dam-
aged, improperly adjusted, or not com-
pletely a nd securely asse mbled. Always
replace bar, chain, hand guard, or chain
brakeimmediatelyifitbecomesdamaged,
broken oris otherwise removed.
S With the engine stopped, hand carry the
chainsawwiththemuffleraway fromyour
body , and the guide bar and chain to the
rear, preferably covered with a s cabbard.
CHAIN SAW SAFETY EQUIPMENT
NOTE:
In t h i s section , thesafe t y fe a t u r e s of
the chainsaw andtheir functionare explained.
For inspection and maintenance, see instruc-
tio n s in th e C HECK ING, MAINTAI NI NG AND
SERVICING CHAIN SAW SAFETY EQUIP-
MENT section. See instructions under the
WHATIS WHA T?section, to find wherethese
parts are located on your chain saw. The life
span of the machine can be reduced and the
riskof accidents canincreaseif m achinemain-
tenance is not carried out correctly and if ser-
vice and/or repairs are not carried out profes-
sionally . I f youneed further information, please
contact your nearest service dealer .
S Chain brake. Yourchainsawis equipped
with achain brakethatis designedtostop
the chain from moving.
WARNING: The chain brake is de-
signed to stop the chain immediately if you
getakickback. Thechainbrakereducesthe
risk of accidents, but only you can prevent
them.DONOTASSUMETHATTHECHAIN
BRAKE WILL PROTECT YOU IN THE
EVENT OF AKICKBACK.
S Throttle trigger lock--out. The throttl e
lock--out is designed to prevent accidental
operation of the throttle trigger.
S Chain catcher. The chain catcher is de-
signed to catch the saw chain if itbreaks.
S Vibration damping system. Your chain
saw is equipped with a vibration dam ping
systemthatisdesignedtominimizevibra-
tion and make operation easier.
SAFETY NOTICE:Exposure t o vibrations
through prolonged use of gasoline powered
hand tools could cause blood vessel or nerve
damageinthefingers,hands,andjoi nts o fpeo-
ple prone to circulation disorders or abnormal
swellings. Prolonged use in cold weather has
been linked to blood vessel damage in other-
wise healthy people. If symptoms occur such
as numbness,pain, l oss ofstrength, changein
skincolorortexture, o r l oss offeeling i n t hefin-
gers, hands, or joints, discontinue the use of
this tool and seek medical attention. An anti-
vibrationsystemdoesnotguaranteethea void-
ance of these problems. Users who operate
power tools on a continual and regular basis
must monitor closely their physical condition
and the condition of this tool.
S ON/STOP switch. TheON/STOP switch
should be used to stop the engine.
CHECKING, MAINTAINING AND
SERVICING CHAIN SAW SAFETY
EQUIPMENT
WARNING: Never use a chain saw
with defective safety equipment. Safety
equipment must be inspected and main-
tained. If your chain saw does not pass in-
spection, take the saw to your nearest ser-
vice dealer f or r epair.
S Chainbrake. Brushof f anywood dust,res-
in and dirt from the chain brake and clutch
drum. Dirt and wear can impair operation of
the brake. For additional information, see
OPERA TING YOUR UNIT section.
S Throttlet riggerl ock--out. Checkthatthe
throttletriggercannotbeoperateduntilthe
throttle lock--out is pressed.
S Chain catcher. Check that the chain
catcher is not damaged and is firmly at-
tached to the body of thechain saw.
S Vibration damping system. Regularly
check the vibration damping units for
cracks or deformation. Make sure the
vibration damping units are securely at-
tached to the engineunit and handle unit.
S ON/STOP switch. Start the engine and
make sure the engine stops when you
move the ON/STOP switch to the ST OP
position.
MAINTAIN YOUR SA W IN GOOD
WORKING ORDER
S Have all chain saw service performed by a
qualified service deal er with th e e xception of
theitems listedin t hemaintenancesectiono f
this manual. For example, if improper tools
are used to remove or hold the flywheel
whenservicingtheclutch,structuraldamage
to the flywheel can occur and cause the fly-
wheel to burst.
S Make certain the saw chain stops moving
when the throttle trigger is released. For
correction, refer to CARBURETOR AD-
JUSTMENTS.
S Never modify your saw in any way. Use
only attachments supplied or specifically
recom mend ed by themanufacturer.
S Keepthehandlesdry,clean,andfreeofoil
or fuel mixture.
S Keep fuel and oil caps, screws, and fas-
teners securely tightened.
S Use only McCulloch accessories and re-
placement parts as recommended.
HANDLE FUEL WITH CA UTION
S Do not smoke while handlingfuel orwhile
operating the saw.
S Eliminate allsources ofsparks orflamein
the areas where fuel is mixed or poured.
Thereshouldbenosmoking,openflames,
orworkthatcouldcausesparks. Allowen-
gine to cool before refueling.
S Mix andpour fuelinan outdoorarea onbare
ground; store fuel in a cool, dry, well venti-
lated place; and use an approved, marked
container for all fuel purposes. Wipe up all
fuel spills before starting saw.
S Mov eat least10 feet(3meters) from fuel-
ing site before starting engine.