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
if you
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.