Craftsman 917387257 4.0 HORSEPOWER 20" REAR DISCHARGE ROTARY LAWN MOWER

Owner's Manual - Page 17

For 917387257. Also, The document are for others Craftsman models: 917.387257*

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ENGINE OIL
Drain oil (with engine warm) and replace with
clean engine oil. (See "ENGINE" in the
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
distribute oil.
Replace with new spark plug.
OTHER
Do not store gasoline from one season to
another.
TROUBLESHOOTINGCHART
PROBLEM CAUSE
Does not start
9_
Loss of power 1.
2.
3.
4.
5.
6.
Poor cut- uneven 1.
2.
3.
Replace your gasoline can if your can
starts to rust. Rust and/or dirtin your
gasoline will cause problems.
If possible, store your unit indoors and
cover itto give protection from dust and (
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
cause your unit to rust.
IMPORTANT: Never cover mower while
engine and exhaust areas are still warm.
ACAUTION: Never store the lawn
mower with gasoline in the tank inside
building where fumes may reach an op
flame or spark. Allow the engine to coo
before storing in any enclosure.
1. Dirty air filter.
2. Out of fuel.
3, Stale fuel.
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.
Control bar defective.
Rear of lawn mower housing
or cutting blade dragging
in heavy grass.
Cutting too much grass.
Dirty air filter.
Buildup of grass, leaves,
and trash under mower.
Too much oil in engine.
Walking speed too fast.
Worn, bent or loose blade.
Wheel heights uneven.
Buildup of grass, leaves
and trash under mower.
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.
3. Depress control bar to
handle.
19. Replace control bar.
Set to "Higher Cut"
position.
2. Set to "Higher Cut"
position.
3. Clean/replace air filter.
4. Clean underside of mower
housing.
5. Check oil level.
6. Cut at slower walking
speed.
1. Replace blade• Tighten
blade bolt.
2. Set all wheels at same
height
3. Clean underside of
mower housing.
17
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