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Craftsman 917.271732 Owner's Manual page 20

17.5 hp electric start 42" mower 6 speed transaxle lawn tractor

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2.
Remove hex bolts from blower
housing and lift housing off engine.
3. Cover oil fill opening to prevent entry
of dirt.
4+ Use compressed air or stiff bristle
brush to thoroughly clean engine
cooling fins.
5. To reassemble, reverse above
procedure.
Hex
Blower Housing
Hex
Belts
/_
Bolts
Oi_ Fill/
Dipstick
Air Screen
Tube
Plug
EngineCooling Fins
AIR FILTER
Your engine will not run propedy using a
dirty air filter, Clean the foam pre-eleaner
after every 25 hours of operation or every
season. Sewice paper cartridge every
100 hoursof operation or every season,
whichever occurs first.
Service air cleaner more often under
dusty conditions.
1. Remove knob(s) end cover.
TO SERVICE PRE-CLEANER
2. Slide foam pre-cleaner off cartridge.
3. Wash it in liquid detergent and water.
4. Squeeze it dry in a clean cloth,
5. Saturate it in engine oil. Wrap it in
clean, absorbent cloth and squeeze to
remove excess oil.
NOTE: If very dirty or damaged, replace
pre-cleaner.
6, Reinstall pre-cleaner over cadridge.
7, Reinstall cover and secure with
knob(s).
TO SERVICE CARTRIDGE
1. Remove cartridge nut+
2. Carefully remove cartridge to prevent
debris from entering carburetor.
Clean base carefully to prevent debris
from entering carburetor.
3. Clean cartridge by tapping gently on
fiat surface.
NOTE: If very dirty or damaged, replace
cartridge,
4+ 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 net use
pressudzed air to clean or dry cartridge.
Cover_..._-_
Knob
_
Cartridge
Cover f
_ -'
J_
;ut
Paper
Foam Pre-Clea_er L_
Cartridge
Base_
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could
create 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"
section 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.
1. With engine cool, remove filter and
plug fuel line sections.
2. Place new fuel filter in position in fuel
line with arrow pointing towards
carburetor.
3. Be sure there are no fuel line leaks
and clamps are properly positioned.
4. Immediately wipe up any spilled
gasoline.
Clamp _
F'_
Fuel Fliter--_-----_._/
--
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
electrical system, muffler,air filter and
carburetor are covered to keep water out.
Water in engine can result in a shortened
20engine life.

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