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15
Screwdriver
3. Whileholding thescrewdriver inposition,
remove trimmer head by turning clock-
wise (looking from bottom of unit).
4. Thread replacement trimmer head onto
the shaft by turning counterclockwise.
Tighten until secure.
5. Remove the screwdriver.
CARBURETOR IDLE SPEED
ADJUSTMENT
W ARNING: Keep others away when
making idle speed adjustments. The trimmer
head, blade or any optional attachment will be
spinning during most of this procedure. W ear
your protective equipment and observe all safe-
ty precautions. After making adjustments, the
trimmer head, blade or any optional attachment
must not move/spin at idle speed.
The carburetor has been carefully set at the
factory.Adjustments maybenecessary ifyou
notice any of the following conditions:
S Engine will not idle when the throttle is
released.
S The trimmer head, blade or optional
attachment moves/spins at idle.
Make adjustments with the unit supported so
the cutting attachment is off the ground and
will not make contact with any object. Hold
theunit b yhandwhilerunningandmakingad-
justments. Keep all parts of your body away
from the cutting attachment and muffler.
To adjust idle speed:
Allow enginetoidle.Adjustspeeduntilengine
runs without trimmer head, blade or optional
attachment moving or spinning (idle too f ast)
or stalling (idle speed too slow).
S Turn idle speed screw clockwise to increase
engine speed if engine stalls or dies.
S Turn idle speed screw counterclockwise to
decrease engine speed if trimmer head,
blade or optional attachment moves or
spins at idle.
WARNING: Recheck the idle speed
after each adjustment. The trimmer head,
blade or optional attachment must not move
or spin at idle speed to avoid serious injury to
the operator or others.
Air Filter
Cover
Idle Sp eed Screw
Ifyourequirefurther assistanceor areunsure
about performing this procedure, contact an
authorized service dealer or call
1--800--554--6723.
STORAGE
WARNING: Perform the following
steps after each u se:
S Allowengine tocoolbeforestoring ortrans-
porting.
S Store unit and fuel in a well ventilated area
where fuel vapors cannot reach sparks or
open flames from water heaters, electric
motors or switches, f urnaces, etc.
S Store unit with all guards in place. Position
unit so that any sharp object cannot acci-
dentally cause injury .
S Store unit and fuel well out of the reach of
children.
SEASONAL STORAGE
Prepare unitfor storage atend ofseason or if
it will not be used for 30 days or more.
If your unit is to be stored for a period of time:
S Clean the entire unit before lengthy storage.
S Store in a clean dry area.
S Lightly oil external metal surfaces.
FUEL SYSTEM
Under FUELING ENGINE in the OPERA-
TIONsectionofthis manual,seemessagela-
beled IMPORTANT regarding the use of ga-
sohol in your engine.
Fuel stabilizer is an acceptable alternative in
minimizing the formationof fuel gumdeposits
during storage. Add stabilizer to the gasoline
in the fuel tank or fuel storage container.
Follow themix instructions foundonstabilizer
container.Run engineat least 5minutes after
adding stabilizer .
HELPFUL TIP
During storage ofyourgas/
oilmixture, theoil willsepa-
rate from the gas.
We recommend t hat you
shake the gas can weekly
toinsureproper blendingof
the gas and oil.