Blade Replacement; Carburetor Adjustments - Craftsman 358.773110 Operator's Manual

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BLADE MAINTENANCE
QWARNING: The blade will contin-
ue to spin after the engine stops or af-
ter the throttle trigger has been re-
leased. Make sure the blade has
stopped coasting and disconnect the
spark plug before performing work on
the blade.
Always replace a blade that is bent,
warped, cracked, broken, or damaged
in any other way. Never attempt to
straighten and reuse a damaged
blade. Use only specified replace-
ment blade.
Wear protective gloves when handling
or performing maintenance on the
blade to help avoid injury.
• The blade is reversible. When the
cutting edge on one side becomes
worn, turn the blade over.
• Check blade for flatness periodically.
Lay the blade on a flat surface to in-
spect for flatness. Throw away a
blade that is not flat.
BLADE REPLACEMENT
WARNING: Wear protective
gloves when handling or performing
maintenance on the blade to avoid
injury.
1. To remove the blade, insert a
screwdriver into the hole in the
gearbox; then, remove the nut,
washer, and blade from the blade
shaft.
Nut
Flat sides
Washer
2. Align the flat area of the blade
opening with the flat side of the
shaft. Place the new blade on the
shaft.
3. Install the washer and nut; turn nut
counterclockwise on the blade
shaft.
4. Bind blade by inserting a screwdriv-
er in to the hole in the gearbox;
then, firmly tighten nut with a
wrench.
YEARLY
REPLACE SPARK PLUG
The spark plug should be replaced
each year to ensure the engine starts
easier and runs better. Set spark plug
gap at 0.025 inches. Ignition timing is
fixed, nonadjustable.
1. Twist then pull off the spark plug
boot.
2. Remove and discard the spark
plug.
3. Replace with Champion RCJ-8Y
spark plug and tighten with wrench.
Spark Plug
Blade
CARBURETOR ADJUSTMENTS
Properly adjusting the carburetor is a
complicated task. Read all warnings
and instructions thoroughly before
starting adjustments. If you do not
think that you completely understand
all warnings and instructions, let a
Sears Service Center perform these
adjustments.
_kWARNING: Serious injury to the
operator and others can occur if the
carburetor is not properly adjusted.
Keep others away when making car-
buretor adjustments. The blade shaft
will be spinning during most of this
procedure. Wear your protective
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