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Craftsman 917.274030 Owner's Manual page 20

Lawn tractor 21.0 hp 42" mower electric start 6 speed transaxle

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ENGmNE OraL FmLTER
Replacethe engine oil filter every season
or every other oil change if the tractor is
used morethan 100 hours in oneyear.
AmR FmLTER
Yourengine will not run properly using a
dirty air filter. Clean the foam pre-cleaner
afterevery 25 hoursof operationor every
season. Service paper cartridge every
100 hours of operationor everyseason,
whicheveroccursfirst.
Serviceair cleaner more often underdusty
conditions.
1. Removecover.
TO SERVICEPRE-CLEANER
2. Wash it in liquid detergent and water.
3. Squeezeit dry in a clean cloth.
4. Saturateit in engineoil. Wrap it in
clean, absorbentcloth and squeezeto
removeexcess oil.
NOTE: If very dirty or damaged,replace
pre-cleaner.
TO SERVICECARTRIDGE
1. Cleancartridge by tappinggently on
flat surface. If very dirty or damaged,
replacecartridge.
2. Reinstallprecleanercartridge,cover
and secure.
IMPORTANT: Petroleumsolvents,such
as kerosene,are not to be usedto clean
the cartridge. They may cause deterio-
rationof the cartridge. Do not oil cartridge.
Do not use pressurizedair to clean or dry
cartridge.
Cover
Cartridge
Foam
Every
100 hours of operation
(more often
under extremely
dusty, dirty conditions),
remove
the blower
housing
and other
cooling
shrouds.
Clean
the cooling
fins
and external
surfaces
as necessary.
Make
sure the cooling
shrouds
are reinstalled.
NOTE:
Operating
the engine
with a
blocked
grass screen,
dirty or plugged
cooling
fins, and/or
cooling
shrouds
removed
will cause engine
damage
due to
overheating.
MUFFLER
Inspect
and replace
corroded
muffler
and
spark arrester
(if equipped)
as it could cre-
ate a fire hazard
and/or
damage.
SPARK
PLUG(S)
Replace
spark plug(s)
at the beginning
of each
mowing
season
or after every
100 hours
of operation,
whichever
occurs
first.
Spark
plug type and gap setting
are
shown
in "PRODUCT
SPECIFICATIONS"
section
of this manual.
mN-UNE FUEL
FmLTER
The fuel filter should
be replaced
once
each season.
If fuel filter becomes
clogged,
obstructing
fuel flow to carbu-
retor, replacement
is required.
1. With engine
cool, remove
filter and
plug fuel line sections.
2.
Place
new fuel filter in position
in fuel
line with arrow
pointing
towards
carbu-
retor.
3.
Be sure there
are no fuel line leaks
and clamps
are properly
positioned.
4.
Immediately
wipe
up any spilled
gaso-
line.
_
CUamp
Clamp t/
_
;Z._
-_ Fuel Filter
CLEAN
AIR SCREEN
Air screen
must be kept free of dirt and
chaff to prevent engine
damage
from
overheating.
Clean with a wire brush or
compressed
air to remove
dirt and stub-
born dried gum fibers.
CLEAN
AmR mNTAKE/COOUNG
AREAS
To insure
proper
cooling,
make sure the
grass screen,
cooling
fins, and other exter-
nal surfaces
of the engine
are kept clean
at all times.
• Clean
engine,
battery,
seat, finish, etc.
of all foreign
matter.
• Keep finished
surfaces
and wheels
free
of all gasoline,
oil, etc.
• Protect
painted
surfaces
with auto-
motive
type wax.
We do not recommend
using a garden
hose or pressure
washer
to clean your
tractor
unless
the engine
and transmis-
sion are covered
to keep water out. Water
in engine
or transmission
will shorten
the
useful
life of your tractor.
Use compressed
air or a leaf blower
to remove
grass,
leaves and trash from tractor
and mower.
20

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