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13
Guide
Slot
Guide Slot
9. Insert the ends of the lines through exit
holes in the sides of the cover .
10. Place the spool in the cover.
Spool
Cover
11. Make sure the lines are not caught be-
tween the rim of the spool and the wall of
the cover.
12. Reinstall the spool and cover onto the
trimmerhead.Pushuntilcover snapsinto
place.
REPLACING THE CUTTING HEAD
1. Align hole in the dust cup with the hole in
the side of the gearbox by rotating the
dust cup.
2. Insert a small screwdriver into aligned
holes. This will keep the shaft from turning
while removing andinstalling trimmer head.
Screwdriver
3. While holdingthe screwdriver inposition,
remove trimmer head by turning clock-
wise.
4. Thread replacement trimmer he ad onto
the shaft by turning counterclockwise.
Tighten until secure.
5. Remove the screwdriver .
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. W ear
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
theunit byhand whilerunningandmakingad-
justments. Keep all parts of your body away
from the cutting attachment and muffler.
Idle Speed Adjustment
Allow enginetoidle. Adjustspeeduntilengine
runs without trimmer head, blade or optional
attachment moving or spinning (idle too fast)
or stalling (idle speed too slow).
S Turn idle speed screw clockwise t o
increase engine speed if engine stalls or
dies.
S Turn idle speed screw counterclockwise to
decrease engine speed if trimmer head,
blade or optional at tachment moves or
spins at idle.
WARNING: Recheck the idle speed
after each adjustment. The trimmer head,
blade or optional attachment must not move
or spin at idle speed to avoid serious injury to
the operator or others.
Idle Speed
Screw
Air Filter
Cover
If yourequire furtherassistanceorareunsure
about performing this procedure, contact an
authorized service dealer or call
1--800--554--6723.