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Air Filter
Air Filter Cover
MUFFLER AND SPARK ARREST-
ING SCREEN
WARNING:
The muffler on this prod-
uct contains chemicals known to the State of
California to cause cancer.
WARNING:
Muffler is very hot during
and after use. Do not touch the muffler or al-
low combustible material such as dry grass or
fuel to do so.
SERVICE AND ADJUSTMENTS
LINE REPLACEMENT
1. Remove spool by firmly pulling on tap but-
ton.
2. Clean entire surface of hub and spool.
3. Replace with a pre-wound spool, or cut a
length of 20 feet of 0.080" (2 mm) diameter
Weed Eaterr
brand line.
WARNING:
Never use wire, rope,
string, etc., which can break off and become a
dangerous missile.
4. Insert one end of the line about 1/2 inch (1
cm) into the small hole on the inside of
spool.
Small
Hole
Line in Notch
Hub
5. Wind the line evenly and tightly onto the
spool. Wind in the direction of the arrow
found on the spool.
6. Push the line into the notch, leaving 3 to 5
inches (7 -- 12 cm) unwound.
7. Insert the line into the exit hole in the hub as
shown in the illustration.
8. Align the notch with the line exit hole.
9. Push spool into hub until it snaps into place.
As your unit is used, carbon deposits build up
on the muffler and spark arresting screen.
For normal homeowner use, however, the
Screws
muffler and spark arresting screen will not re-
quire any service.
After 50 hours of use, we recommend that your
muffler be serviced or replaced by your autho-
rized 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. Ignition timing is fixed
and nonadjustable.
1. Twist, then pull off spark plug boot.
2. Remove spark plug from cylinder and dis-
card.
3. Replace with Champion RCJ-6Y spark
plug and tighten securely with a 3/4 inch
socket wrench.
4. Reinstall the spark plug boot.
10. Pull the line extending outside of the hub to
release the line from the notch.
CARBURETOR ADJUSTMENT
WARNING:
making idle speed adjustments. The trimmer
head will be spinning during this procedure.
Wear your protective equipment and observe
all safety precautions.
The carburetor has been carefully set at the fac-
tory. Adjustments may be necessary if you no-
tice any of the following conditions:
S Engine will not idle when the throttle is
released.
Make adjustments with the unit supported so
the cutting attachment is off the ground and will
not make contact with any object. Hold the unit
Spool
by hand while running and making adjustments.
Keep all parts of your body away from the cut-
ting attachment and muffler.
Idle Speed Adjustment
Allow engine to idle. Adjust speed until engine
runs without 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.
Line exit hole
If you require further assistance or are unsure
about performing this procedure, contact an au-
thorized
1--800--554--6723.
8
Keep others away when
Idle Speed
Screw
Air Filter
Cover
service
dealer
or
call
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