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Craftsman 917.378521 Manual Del Propietário página 17

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CYLINDER
1. Remove spark plug.
2.
Pour one ounce (29 ml) of oil through
spark plug hole into cylinder.
3.
Pull starter
handle slowly a few times
to distribute
oil.
4.
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 protect it from dust and dirt.
• Cover your unit with a suitable protec-
tive 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.
_1,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
- See appropriate section in manual unless directed
PROBLEM
Does not start
to a Sears
Service
Center.
CAUSE
1. Dirty air filter.
2. Out of fuel.
3. Stale fuel.
Loss of power
4. Water in fuel.
5. Spark plug wire is
disconnected.
6. Bad spark plug.
7. Loose blade or broken
blade adapter.
8. Control
bar in released
position.
9. Control
bar defective.
lO.Fuel
valve lever (if so
equipped) in OFF position.
11 .Weak battery (if equipped).
12. Disconnected
battery
connector
(if equipped).
1.
Rear of lawn mower
housing
or cutting
blade
dragging
in heavy grass.
2. Cutting
too much grass.
3. Dirty air filter.
4. Buildup
of grass,
leaves,
and trash under mower.
5. Too much oil in engine.
6. Walking
speed too fast.
CORRECTION
1. Clean/replace
air filter.
2. Fill fuel tank.
3.
Drain tank and refill with
fresh, clean fuel.
4.
Drain fuel tank and
carburetor
and refill tank
with fresh gasoline.
5. Connect
wire to plug.
6.
Replace
spark plug.
7. Tighten blade bolt or
replace
blade adapter.
8.
Depress
control
bar to
handle.
9.
Replace
control
bar.
10.Turn
fuel valve lever
to the ON position.
11 .Charge
battery.
12.Connect
battery
to engine.
1. Set to "Higher
Cut"
position.
2. Set to "Higher
Cut"
position.
3. Clean/replace
air filter.
i4.
Clean
underside
of mower
housing.
5. Check
oil level.
6.
Cut at slower
walking
speed.
17

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