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Craftsman 917.387203 Owner's Manual page 13

3.5 horsepower 20" side discharge rotary lawn mower

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ENGINE
FUEL SYSTEM
IMPORTANT:
It is important to prevent
gum deposits from forming in essential fuel
system parts such as carburetor, fuel filter,
fuel hose, or tank during storage. Also,
experience indicates that alcohol blended
fuels (called gasohol or using ethanol or
methanol) can attract moisture which leads
to separation and formation
of acids during
storage. Acidic gas can damage the fuel
system of an engine while in storage.
• Drain the fuel tank.
• Start the engine and let it run until the fuel
lines and carburetor are empty.
• Never use engine or carburetor cleaner
products in the fuel tank or permanent
damage may occur.
• Use fresh fuel next season.
NOTE: Fuel stabilizer is an acceptable
alternative in minimizing the formation of fuel
gum deposits during storage. Add stabilizer to
gasoline in fuel tank or storage container.
Always follow the mix ratio found on stabilizer
container. Run engine at least 10 minutes
after adding stabilizer to allow the stabilizer to
reach the carburetor. Do not drain the gas
tank and carburetor if using fuel stabilizer.
ENGINE OIL
Drain oil (with engine warm) and replace with
clean engine oil. (See"ENGINE"
inthe
Maintenance section of this manual).
CYLINDER
• Remove spark plug.
• Pour one ounce (29 ml) of oil through spark
plug hole into cylinder.
• Pull starter handle slowly a few times to
d'_ribute oil.
• Replace with new spark plug.
OTHER
• Do not store gasoline from one season to
another.
• Replace your gasoline can if your can starts
to rust. Rust and/or dirt in your gasoline will
cause problems.
• If possible, store your unit indoors and cover
it to give protection from dust and dirt.
• Cover your unit with a suitable protective
cover that does not r_in
moisture. Do not
use plastic. Plastic cannot breathe which
ailews condensation to form and will cause
your unit to rust.
IMPORTANT:
Never cover mower whi_e
engine and exhaust areas are stillwarm.
CAUTION:
Never store the lawn mower with
gasoline in the tank inside a building where
fumes may reach an open flame or spark.
Allow the engine to cool before storing in any
enclosure.
TROUBLESHOOTING
CHART
PROBLEM
Does not start
CAUSE
• Dirty air filter.
• Out of fuel.
• Stale fuel.
• Water in fuel.
• Spark plug wire is
disconnecte(L
• Bad spark plug.
• Loose blade or broken blade
adapter.
• Control bar in released
position.
• Control bar defective.
CORRECTION
• Clean/replaceairfilter.
• Rflfuel tank.
• Draintank and refill w ith
freshdean fuel.
• Drainfuel tankand
carburetor and refill t ank
withfreshgasoline.
• Connectwire to plug.
• Replace spark ping.
• Tighten blade bolt or
replace blade adapter.
• Depress control bar to
hand_.
• Replace control bar.
13

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