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• Push the line into the notch, leaving 3
to 5 inches (7 - 12 cm) unwound.
• Insert the line into the exit hole in the
hub as shown in the irlustration.
• Align the notch with the line exit hole.
• Push the spool into the hub until it
snaps into place.
• Pull the line extending outside the hub
to release it from the notch.
Small
.e,° sped,
'°nte
Hub
Line exithole
CARBURETOR ADJUSTMENT
WARNING: The trimmer head will be
spinning during most of this procedure
Wear your protective equipment and
observe all safety precautions. After
making mixture adjustments, recheck
idle speed.
Carburetor adjustment is critical and if
done impropeny can permanently
damage the engine as well as the car-
buretor. If you reqmre further assrs-
tance or are unsure about pedorming
this procedure, carl our customer as-
sistance help line at 1-800-235-5878.
Old fuel. a dirty air tilter, a dirty fuel fil-
ter. or flooding may give the impres-
sion of an improperly adjusted carbu-
retor. Check these conditions before
adjusting the carburetor.
]'he carburetor has been carefully set
at the factory. Adjustments may be
necessary if you notice any of the fol-
lowing conditions:
• Engine will not idle. See "Idle Speed"
under adjusting procedure.
• Engine dies or hesitates instead of
accelerating. See "Acceleration
Check" under adjusting procedure
• Loss of cutting power. See "Mixture
Adjustment" under adjusting
procedure.
There are two adjustment screws on
the carburetor. They are located in the
area just above the primer bulb.
CARBURETOR PRESETS
When making carburetor preset adjust-
ments, de not force plastic limiter caps
beyond stops or damage will occur.
If carburetor presets are not needed,
proceed to "Adjusting Procedure, Idle
Speed."
To adjust presets:
• Turn mixture screw counterclockwise
until it stops.
• Turn the idlespeed screw clockwise
until it stops. Now turn counterclock-
wise 4-1/2 turns.
• Start motor, cut grass for 3 minutes,
and proceed to the adjustment
section. If engine does net start,
refer to troubleshooting chart or call
1-800-235-5878,
• If engine performance is acceptable
at the preset positions, no further
adjustment is necessary.
ADJUSTING PROCEDURE
Idle Speed
Allow engine to idle. Adjust speed until
engine runs without stalling.
• Turn clockwise to increase engine
speed if engine stalls or dies.
• Turn counterclockwise to decrease
speed.
No further adjustments are necessary
if performance is satisfactory.
Mixture Adjustment "H"
DONOT operate engine at full throttle
for prolonged periods while making ad-
justments. Damage to the engine can
occur. Extend line to the length allow
by the line limiter and cut some grass.
Based on performance while cutting,
turn the mixture adjustment in
t/16-turn increments as follows:
• Clockwise until the engine has good
cower while cutting with no hesita-
tion.
Do not adjust by sound or soeed, but
judge by how well the engine per-
forms while cutting.
• Counterclockwise if the engine has
speed but dies or lacks power while
cutting.
After completing adjustments, check
for acceleration. Reset if necessary.
10
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