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MUFFLER AND SPARK ARREST-
ING SCREEN
WARNING: The muffler on this prod-
uct contains chemicals known to the State of
California to cause cancer.
As your unit is used, carbon deposits build up
on the muffler and spark arresting screen.
For normal homeowner use, however, the
muffler and spark arresting screen wilt not re-
quire any service. After 50 hours of use, we
recommend that your muffler be serviced or
replaced by your 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 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
(19 mm) socket wrench.
4. Reinstall the spark plug boot.
LINE REPLACEMENT
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 of 0>080" (2 mm) di-
ameter WEED EATER brand line.
_IWARNING: Never use wire. rope,
string, etc.. which can break offand become a
dangerous missile>
4. Insert ends of the lines about t/2 inch (1
cm) into the small holes on the inside of
spool.
spool _. j,
I/ i/j Re,as
o i,k!
Line exit holes
\
Line in Notch
Line in Notch
Hub
5. Wind the line evenly and tightly onto the
spool Wind in the direction of the arrows
found on the spool.
6. Push the lines into 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 in the illustration.
8. Align the notches with the line exit holes.
9. Push spool into hub until it snaps into
place>
10. Pull the lines extending outside ofthe hub
to release the lines from the notches.
CARBURETOR ADJUSTMENT
WARNING: Keep others away when
making idle speed adjustments. The trimmer
head win be spinning during this procedure,
Wear your protective equipment and observe
all safety precautions.
The carburetor has been carefully set at the
factory, Adjustments may be necessary ifyou
notice any of the following conditions:
• Engine will not idle when the throttle is re-
leased.
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 by hand while running and making ad-
justments. Keep all parts of your body away
from the cutting attachment and muffler.
Idle Speed Adjustment
Allow engine to idle. Adjust speed until engine
runs without stalling (idle speed too stow)>
• Turn idle speed screw clockwise to in-
crease engine speed if engine stalls or dies>
• Turn idle speed screw counterclockwise to
decrease engine speed>
Air Filter Cover
If you require further assistance or are unsure
about performing this procedure, contact an
authorized service dealer or call
1-800-554-6723.
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