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AIH I"IL! _1-I
Your engine will not run properly using a
dirty air filtec Clean the foam pre-cleaner
after every 25 hours of operation or every
season. Service paper cartridge every 100
hours of operation or 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 eng!n_ oilo Wrap it in clean,
absorbent cloth and squeeze to remove
excess oil.
, tf very dirty or damaged, replace pro-
cleaner,
o Reinstall pre-cleaner over cartridge,
• Reinstall cover and secure with knob(s).
TO SERVICE CARTRIDGE
° Remove cartridge nuL
. Carefully remove cartridge to prevent
debris from entering carburetor, Clean
base carefully to prevent debris from
entering 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),
IMPORTANT: Petroleum solvents, such as
kerosene, are not to be used to clean the
cadridge. They may cause deterioration of
the cartridge, Do not oil cadridge. Do not
use pressurized air to clean or dry car-
tridge.
Cover
Knob -
/_.-" .ff_ Cartridge
Cover _--_. _/j _.,_ Nut
Foam
Pre.Cleaner
Paper
Cartridge
__ Base
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 clean engine cooling fins.
o To reassemble, reverse above proce-
dure.
Btower Housing
Screws Screws
DipstickTube
Assembly
air screen
Spark
Plug
Engine Cooling Fins
MUFFLER
inspect and replace corroded muffler and
spark arrestor (if equipped) as it could cre-
ate a fire hazard and/or damage.
SPARK PLUGS
Replace spark plugs at the beginning ol
each mowing season or after every 100
hours of operation, whichever occurs first.
Spark plug type and gap setting are
shown in "PRODUCT SPECIFICATFONS"
on page 5 of this manual°
IN-LINE FUEL FILTER
The fuel filter should be replaced once
each season. If fuel filter becomes
clogged, obstructing fuel flow to carbure-
tor, replacement is required.
o 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
clamps are properly positioned.
22
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