Service And Adjustments; Replace Spark Plug; Line Replacement; Replacing The Cutting Head - Craftsman WEEDWACKER 358.791010 Operator's Manual

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.
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.
LINE REPLACEMENT
1. Push and release the engine
STOP switch.
2. Disconnect the spark plug wire.
3. Remove spool by firmly pulling on
tap button.
4. Clean entire surface of hub and
spool.
5. Replace with a pre-wound spool
(#71-85930), or cut two lengths of
12-1/2 feet (3.8 meters) of 0.080" (2
ram) diameter Craftsman® brand
line.
&WARNING: Never use wire,
rope, string, etc., which can break off
and become a dangerous missile.
6. Insert ends of line about 1/2 inch
(1 cm) into the small holes on the
inside of the spool.
Spool _
--_'_'i,R "
7. Wind line evenly and tightly onto
spool. Wind in the direction of the
arrow on the spool.
8. Push the line into the notches, leav-
ing 3 to 5 inches (7 - 12 cm) un-
wound.
9. Insert the line into the exit holes in
the hub as shown in the illustration.
Line exit holes
\
Line in Notch
Line in Notch
10. Align the notches with the line exit
holes.
11. Push spool into hub until it snaps
into place.
12. Pull the lines extending outside of
the hub to release them from the
notches.
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
and installing trimmer head.
Screwdriv_
3. While holding the screwdriver in
position, remove trimmer head by
turning clockwise.
4. Thread replacement trimmer head
onto the shaft by turning counter-
clockwise. Tighten until secure.
5. Remove the screwdriver.
CARBURETOR ADJUSTMENT
_,WARNING: Keep others away
when making idle speed adjustments.
The trimmer head will be spinning dur-
ing this procedure. Wear your protec-
tive 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 fol-
lowing conditions:
• Engine will not idle when the throttle is
released.
Make adjustments with the unit sup-
ported 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 adjust-
ments. Keep all parts of your body
away from the cutting attachment and
muffler.
lO