Air Filter; Engine Cooling Fins; Muffler; To Service Pre-Cleaner - Craftsman 917.270623 Owner's Manual

AIRFILTER
Your e ngine w ill n otrunproperly using a
dirty airfilter. C lean thefoam pre-cleaner
after e _e-ry 25hours o foperation orevery
season.
Service paper cartridge every 100
hours of opemfionor every, season,
whichever occurs first.
Service air cleaner more often under dusty
conditions.
• "Remove knob(s) and cover.
TO.SERVICE PRE-CLEANER .
• Slide foam pre-cleaner off cartridge.
• Wash it in liquid detergent and water.
• Squeeze it dry in a clean cloth.
• Saturate it in engine oil. Wrap it in clean,
absorbent cloth and squeeze to remove
excess oil.
• If very dirty or damaged, replace pre-
cleaner. .......
• Reinstall pre-cleaner over cartridge.
• Reinstall cover and secure with knob(s).
TO SERVICE CARTRIDGE
• Remove cartridge nut.
• Carefully remove cartridge to prevent
debris from entering carburetor. Clean
base carefully to prevent debris from
entedng carburetor.
• Clean cartridge by tapping gently on flat
surface. If very dirty or damaged,
replace cartridge.
• Reinstall cartridge, nut, precleaner,
cover and secure with knob(s).
IMP_ORTANT: Petroleum solvents, such as
kerosene, are not to-he used to clean the
cartridge. They may cause deterioration of
the cartridge. Do not oil cartridge. Do not
use pressurized air to clean or dry car-
tridge.
Cover
Knob _ _
Cartridge
I
Pm-Q_an_"
ENGINE COOMNG RNS
Remove any dust, dirt or oil from engine
cooling fins to prevent engine damage
from overheating.
• Remove screws from blower housing
and lift housing and dipstick tube
assembly off engine.
• Cover oil fill opening to prevent entry of
dirL
• Use compressed air or stiff bristle brush
to thoroughly clean engine cooling fins.
• To reassemble, revemeabowe proce-
dare.
BlowerHousing Screws
,Scmws
DipstickTube
Assembly
air screen
Spark
Plug
EngineCooling
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could cre-
ate a fire hazard an(gor damage.
SPARK PLUGS
Replace spark plugs 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"
on page 5 of this manual.
IN-LINE FUEL FILTER
The fuel filter should be replaced once
each season, ff fuel filter becomes
dogged, obstructing fuel flow to carbure-
tol;,replacement is required.
• With engine cool, remove filter and plug
fuel line sections.
• Place new fuel filter in position in fuel
line with arrow pointing towards carbu-
retor.
• Be sure there are no fuel line leaks and
clam.ps are properly positioned.
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