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12
CLEAN AIR FILTER
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always clean after e very
5 hours of operation.
1. Clean t he cover and the area around it to
keep dirt from falling into the carburetor
chamber when the cover is removed.
2. Remove parts by pressing button to re-
lease air filter cover .
NOTE: To avoid creating a fire hazard or
producing harmful evaporative emissions, do
not clean filter in gasoline or ot her flammable
solvent.
3. Wash the filter in soap and water.
4. Allow filter t o dry.
5. Replace parts.
Air Filter
Air Filter
Cover
Button
INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
WARNING: The muffler onthis prod-
uct contains chemicals known to the State of
California to cause cancer.
As your unit isused, carbon deposits buildup
on themuf flerand spark arresting screen and
must be removed to avoid creating a fire haz-
ard or affecting engine performance.
For normal homeowner use, the muffler and
spark arresting screen will not require any
service. After 50 hours of use, we recom-
mend that your muffler be serviced or re-
placed by an authorized service dealer.
REPLACE SPARK PLUG
Replace the spark plug each year to ensure
the engine starts easier and runs better. Set
spark plug gap at 0.025 inch (0.6 mm). Igni-
tion tim ing is fixed and nonadjustable.
1. Twist, then pull off spark plug boot.
2. Remove spark plug from cylinder and
discard.
3. Replace with Champion RCJ-6Y spark
plug and tighten securely with a 3/4 inch
(19 mm) socket wrench.
4. Reinstall the spark plug boot.
SERVICE AND ADJUSTMENTS
REPLACING THE LINE
1. Remove spool by firmly pulling on tap
button.
2. Clean entire surface of hub and spool.
3. Replace with a pre-wound spool, or cut two
lengths of
12-1/2 feet (3.8 m eters) of 0.080″
(2mm)diameterWeedEaterr brand lin e.
WARNING: Never use wire, rope,
string, etc., which canbreak offand becomea
dangerous missile.
4. Insert ends of the lines about 1/2 inch ( 1
cm) into the small holes on the inside of
spool.
Small
Holes
Spool
Hub
Line in Notch
Line in Notch
Line exit holes
5. Wind the line evenly and tightly onto the
spool. Wind inthe direction of the a rrows
found on the spool.
6. Push the lines int o the notches, leaving 3
to 5 inches (7 -- 12 cm) unwound.
7. Insert the lines into the the exit holes in
the hub as shown i n the illustration.
8. Align the notches with the line exit holes.
9. Push spool into hub until it snaps into
place.
10. Pullthe lines extendingoutsideof thehub
to release the lines from the notches.
BLADE REPLACEMENT
Refer to the ASSEMBLY section for blade re-
placement instructions and illustrations.
CARBURETOR ADJUSTMENT
WARNING: Keep others away when
making idle speed adjustments. The trimmer
head, blade or any optional attachment will be
spinning during most of this procedure. Wear
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 may benecessary 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
the unitby handwhile runningandmakingad-
justments. Keep all parts of your body away
from the cutting attachment and muffler.