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AIR FILTER (See Fig. 17)
Your engine will not run properly using a dirty air filter,
Clean the foam pre-cleaner after every 25 hoursof opera-
tion or every season, Service paper cartridgeevery 100
hours of operationor every season,whichever occurs first,
Service air cleaner more often under'dustyconditions.
• Remove knob(s) and cover.
TO SERVICE PRE-CLEANER
° Slide foam pre-cleaner off cartridge°
° Wash it in liquiddetergent 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-
tering carburetor. Clean base carefully to prevent
debris from entering carburetor.
° Cleancartridgebytappinggentlyonflatsurface. if very
dirty or damaged, replace cartndgeo
• Reinstall 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 CARTRIDGE NUT
PAPER
CARTRIDGE
IBILITIES
CLEAN AIR SCREEN (See Fig. 18)
Air screen must be kept free of dirt and chaff to prevent
engine damage from overheating, Clean withawire brush
or compressed air'to remove dirt and stubborn dried gum
fibers,
ENGINE COOLING FINS (See Fig. 18)
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 dipsticktube assembly off engine,
° Cover oilfill opening to prevent entry of dirt.
• Use compressed air or stiff bristle brushto thoroughly
clean engine cooling fins_
• To reassemble, reverse above procedure.
SCREWS BLOWER
HOUSING
DIPSTICK
TUBE
ASSEMBLY
PLUG
ENGINE COOLING FINS
FIG. 18
FIG. 17
18