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8
SERVICE AND ADJUSTMENTS
REPLACING THE LINE
1. Press the tabs on the side of the trimmer
head and remove cover and spool.
Tab
Cover
Tap Button
2. Remove any remaining line.
3. Clean dirt and debris from all parts. Re-
place spool if it is worn or damaged.
4. Replace with a pre-wound spool, or r e -
place lineusinga 8meters lengthof 2mm
diameter McCulloch b rand line.
WARNING: Never use wire, rope,
string,etc.,which canbreakoffandbecomea
dangerous missile.
5. When installing new line on an existing
spool, hold the spool as shown in the il-
lustration below.
6. Bend the line at the midpoint and insert
the bend into the slot in the center rim of
the spool. Ensure line snaps into position
in the slot.
Slot
Spool
7. With your finger between the lines, wrap
the lines evenly and firmly ar ound the
spool in a clockwise direction.
8. Position the lines in the guide slots.
Guide
Slot
Guide Slot
9. Insert the ends of the lines through exit
holes in the sides of the cover.
10. Place t he 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
trimmer head.Push untilcover snaps into
place.
CARBURETOR ADJUSTMENT
WARNING: Keep others a way when
making idle speedadjustments. The trimmer
head will be spinning during this procedure.
Wear your protective equipment andobserve
all safety precautions.
The carburetor has been carefully set at the
factory. A djustments may benecessary i fyou
notice any of the following conditions:
S 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 ob ject. Hold
theunit byhand whilerunningandmakingad-
justments. Keep all parts of your body away
from the cutting attachment and m uffler .
Idle Speed Adjustment
Allow enginetoidle. Adjustspeeduntilengine
runs without stalling (idle speed too slow).
S Turn idle speed screw clockwise to in-
creaseenginespeedif enginestallsordies.
S Turn idle speed screw counterclockwise to
decrease engine speed.
Idle Speed Screw
Air F ilter Cover
If yourequire f urtherassistanceor areunsure
about performing this procedure, con tact an
authorized service dealer.