Replace Spark Plug; Line Replacement - Craftsman WEEDWACKER 358.791590 Instruction Manual

After 50hours ofuse, werecommend
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placed byyour Sears Service Center.
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. Ignition timing is fixed and
nonadjustable.
LINE REPLACEMENT
1. Twist, then pull off spark plug boot.
2. Remove spark plug from cylinder
and discard.
3. Replace with Champion RCJ-6Y
spark plug and tighten securely
with a 3/4 inch socket wrench.
4. Reinstall the spark plug boot.
1= Press the tabs on the side of the
trimmer head and remove cover
and spool.
Cover
Guide Slot
Guide
Slot
Tap Button
2. Remove any remaining line.
3= Clean dirt and debris from all
parts. Replace spool if it is worn or
damaged.
4= Replace with a pre-wound spool,
or replace line using a 15 feet (4.5
meters) length of 0.095 inch (2.4
mm) diameter CraftsmanCR_ brand
line.
5. When installing new line on an ex-
isting spool, hold the spool as
shown in the illustration 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.
7= With your finger between the lines,
wrap the lines evenly and firmly
around the spool in a clockwise di-
rection.
8= Position the lines in the guide
slots.
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
between the rim of the spool and
the wall of the cover.
12= Reinstall the spool and cover onto
the trimmer head. Push until cover
snaps into place.
CARBURETOR ADJUSTMENT
'_WARNING: Keep others away
when making idle speed adjustments.
The trimmer head or any optional at-
tachment will be spinning during most of
this procedure. Wear your protective
equipment and observe all safety pre-
cautions. After making adjustments, the
trimmer head or any optional attach-
ment must not move/spin at idle speed.
The 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 when the throttle is
released.
• The trimmer head or optional attach-
ment moves/spins at idle.
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