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Idle Speed
Allow engine to idle. Adjust speed until
engine runs without stalling.
• Turn idle speed screw clockwise
to
increase
engine speed if engine
stalls or dies.
• Turn idle speed screw counterclock-
wise to decrease
engine speed.
No further adjustments
are necessary
if performance
is satisfactory.
Mixture Adjustment
CAUTION:
Do not operate engine at
full throttle for prolonged
periods while
making adjustments
as damage to the
engine can occur. Adjust the mixture
screw 1/16 of a turn at a time.
A 1/16
turn is about the width of the slot in the
top of the screw.
• Turn the mixture screw clockwise
until the engine has good power
with no hesitation while cutting.
Do not adjust by sound or speed,
but judge by how well the engine
performs
while cutting.
• Turn the mixture screw counter-
clockwise
if the engine has speed
but dies or lacks power while cutting.
After completing
adjustments,
check
for acceleration.
Reset if necessary.
Acceleration
Check
If engine dies or hesitates
instead of
accelerating,
turn the mixture screw
counterclockwise
until you have
smooth acceleration.
=-'t
_WARNING:
Perform the follow-
ing steps after each use:
• Allow engine to cool, and secure the
unit before storing or transporting.
• Store unit and fuel in a well venti-
lated area where fuel vapors cannot
reach sparks or open flames from
water heaters, electric motors or
switches, furnaces,
etc.
• Store unit with all guards in place.
Position unit so that any sharp ob-
ject cannot accidentally
cause injury.
• Store unit and fuel well out of the
reach of children.
SEASONAL
STORAGE
Prepare unit for storage at end of sea-
son or if it will not be used for 30 days
or more.
If your unit is to be stored for a period
of time:
• Clean the entire unit before lengthy
storage.
• Store in a clean dry area.
• Lightly oil external metal surfaces.
FUEL SYSTEM
Under FUELING ENGINE in the OPERA-
TION section of this manual, see mes-
sage labeled IMPORTANT
regarding
the use of gasoho] in your engine.
Fuel stabilizer
is an acceptable
alter-
native in minimizing
the formation
of
fuel gum deposits during storage.
Add
stabilizer
to the gasoline in the fuel
tank or fuel storage container. Follow
the mix instructions
found on stabilizer
container.
Run engine at least 5 min-
utes after adding stabilizer.
Craftsman
40:1,2-cycle
engine oil (air
cooled) is already blended with fuel
stabilizer.
If you do not use this Sears
oil, you can add a fuel stabilizer
to
your fuel tank.
INTERNAL
ENGINE
• Remove spark plug and pour 1 tea-
spoon of 40:1,2-cycle
engine oil (air
cooled) through the spark plug
opening.
Slowly pull the starter rope
8 to 10 times to distribute
oil.
• Replace spark plug with new one of
recommended
type and heat range.
• Clean air filter.
• Check entire unit for loose screws,
nuts, and bolts. Replace any dam-
aged, broken,
or worn parts.
• At the beginning
of the next season,
use only fresh fuel having the proper
gasoline to oil ratio.
OTHER
• Do not store gasoline from one sea-
son to another.
• Replace your gasoline can if it starts
to rust.
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