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AIR FILTER
(See Fig. 18)
Your engine will not run properly using a dirty air filter.
Clean the foam pre-cleaner after every 25 hours of opera-
tion or every season.. Service paper cartridge every t00
hours of operation or every season, whichever occurs first,
Service air cleaner more often under dusty conditions,
o
Remove knob(s) and cover.
TO SERVICE PRE-CLEANER
o
SIide foam pre-cleaner off cartridge_
-
Wash it in liquid detergent and water.
°
Squeeze it dry in a clean cloth.
o
Satt]rate 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
o
Remove cartridge nut,.
o
Carefully remove cartridge to prevent debris from en-
tering carburetor,
Clean base carefully to prevent
debris from entering carburetor.
°
Clean cartridge by tapping gently on flat su rfaceo if very
dirty or damaged, replace cartridge_
°
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
CLEAN
AIR SCREEN
(See Fig. 19)
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 stubborn dried gum
fibers,,
ENGINE
COOLING
FINS (See Fig. 19)
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 dirt,
-
Use compressed air or stiff bristle brush to thoroughly
dean engine cooling fins,
o
To reassemble, reverse above procedure.
SCREWS
BLOWER
HOUSING
SCREWS
DIPSTICK
TUBE
ASSEMBLY
SPARK
PLUG
ENGINE COOLING FINS
FIG, 19
FIG. 18
2O
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