Craftsman 917.270512 - Manual (Page 20)

• If very dirty or datnaged, 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 usedto clean the
cartridge. They may cause deterioration of
the cartridge. Do not oil cartridge. Do not
use pressurized air to clean or dry car­
tridge.
Cover
Knob
Cover
Foam
Pre-Cleaner
Cartridge
Nut
Paper
Cartridge
Base
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
dried gum fibers.
Screws Blower Housing screws
DIpstickTube
A^embly
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 bristle brush
to thoroughly clean engine cooling fins.
• To reassemble, reverse above proce­
dure.
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
clamps are properly positioned.
• Immediately wipe up any spilled gaso­
line.
Engine Cooling Rns
CLEANING
• Clean engine, battery, seat, finish, etc.
of all foreign matter.
• Keep finished surfaces and wheels free
of all gasoline, oil, etc.
• Protect painted surfaces with automo­
tive type wax.
We do not recommend using a garden
hose to clean your tractor unless the elec­
trical system, muffler, air filter and carbure­
tor are covered to keep water out.A/VaterL-
in engine can result in a shortened engine
life.
20