Sears CRAFTSMAN 944.602131 Owner's Manual page 17

CLEAN AIR SCREEN
Air screen must be kept free of dirt and chaff to prevent
engine dam age from overheating. Clean with a wire brush
or compressed air to re move dirt and stubborn dried gum
fi bers.
ENGINE COOLING FINS (See Fig. 13)
Remove any dust, dirt or oil from engine cooling fi ns to
prevent engine damage from overheating.
• Remove screws from blower housing and lift housing
and dipstick tube assembly off engine.
• Cover oil fi ll opening to prevent entry of dirt.
• Use compressed air or stiff bristle brush to thoroughly
clean engine cooling fi ns.
• To reassemble, reverse above procedure.
SCREWS BLOWER
HOUS ING
OIL FILL
AIR SCREEN
TUBE
AS SEM BLY
ENGINE COOLING FINS
MAINTENANCE
SCREWS
SPARK
PLUG
FIG. 13
AIR FILTER (See Fig. 14)
Your engine will not run properly using a dirty air fi lter. Clean
the foam pre-cleaner after every 25 hours of op er a tion or
every season. Service paper cartridge every 100 hours of
operation or every season, whichever occurs fi rst.
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
en ter ing carburetor. Clean base carefully to prevent
debris from entering carburetor.
• Clean cartridge by tap ping gen tly on fl at surface. If
very dirty or damaged, replace cartridge.
• Re in stall cartridge, nut, precleaner, cover and secure
with knob(s).
IMPORTANT: PETROLEUM SOLVENTS, SUCH AS KEROSENE,
ARE NOT TO BE 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 CARTRIDGE.
COVER
KNOB
COVER
FOAM
PRE-CLEANER
17
CAR TRIDGE
NUT
PAPER
CARTRIDGE
BASE
FIG. 14