Clean Air Screen; Air Filter; Engine Cooling Fins; Muffler - Craftsman EZ 917.270722 Owner's Manual

CLEAN AIR SCREEN
Air screen must be kept free of dirt and
chaff to prevent engine damage from over-
heating. Clean with a wire brush or com-
pressed air to remove dirt and stubborn
dded gum fibers.
AIR FILTER
Your engine will not run propedy using a
dirty air filter. Clean the foam pre-cleaner
- after every 25 hours of operation or every
season. Sewice 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 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
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
cartddge. They may cause deterioration of
the cartridge. Do not oil cartddge. De not
use pressurized air to clean_or dry car-
tddge.
Cover
Knob
C _ Cartridge
Pre-Cleaner/_ _ Paper
ENGINE COOLING FINS
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 bdstle brush
to thoroughly clean engine cooling fins.
• To reassemble, reverse above proce-
dure.
Blower Housing Screws
Screws
air screen
DipstickTube
Assembly
Spark
Plug
Engine Cooling Fins
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could cre-
ate a fire hazard and/or 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. If fuel filter becomes
clogged, obstructing fuel flow to carbure-
tor, 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 propedy positioned.
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