Troubleshooting - Craftsman 917.377541 Owner's Manual

ENGINE OIL
Drain oil (with engine warm) and replace with
clean engine oil. (See "ENGINE" in the
Maintenance section of this manual).
CYLINDER
o Remove spark plug.
• Pour one ounce (29 ml) d oil through spark
plug hole into cylinder°
o Pull starter handle slowly a few times to
distribute oil.
• Replace with new spark plug.
OTHER
o Do not store gasoline from one season to
another.
° Replace your gasoline can if yourcan 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.
o
Cover your unit with a suitable protective
cover that does not retain moisture. Do not
use plastic, Plastic cannot breathe which
allows condensation to form and will cause
your unit to rust.
IMPORTANT: Never cover mower while
engine and exhaust areas are still warm.
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.
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PROBLEM
Does not start
TROUBLESHOOTING CHART
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CAUSE
= Dirty air filter.
o Out of fuel.
• Stale fuel.
o Water in fuel.
° Spark plug wire is
disconnected.
• Bad spark plug.
• Loose blade or broken blade
adapter.
o Control bar in released
position.
° Control bar defective.
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CORRECTION
o Clean/replace air filter°
o Fill fuel tank.
• Drain tank and refill with
fresh clean fuel.
° Drain fuel tank and
carburetor and refill tank
with fresh gasoline,
o Connect wire to plug.
° Replace spark plug.
° "lighten blade bolt or
replace blade adapter.
° Depress control bar to
handle.
= Replace control bar.
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