Engine Oil Filter; Air Filter; Clean Air Screen; Engine Cooling System - Craftsman 917.273399 Owner's Manual

ENGmNE OIL FmLTER
Replacethe engine oil filter every season
or every other oil change if the tractor is
used morethan 100 hoursin one year.
AIR RLTER
Yourengine will not run properlyusing a
dirty air filter. Replacepre-cleanerafter
every 25 hours of operationor every
season. Service paper cartridge every
100 hours of operationor everyseason,
whicheveroccursfirst.
Serviceair cleaner more often underdusty
conditions.
1. Pull up on air filter cover handleand
rotate towardsengine.
2. Removecover.
3. Carefullyremoveair filter cartridge and
pre-cleanerfrom base.
4. Clean basecarefully to preventdebris
from falling into carburetor.
NOTE:If very dirty or damaged, replace
cartridge.
5. Place new pre-cleanerand cartridge
firmly in base.
6. Align tabs on coverwith slots in blower
housingand replacecover.
7. Hook handleon cover and pushdown
on handleto close.
mMPORTANT: Petroleumsolvents,such
as kerosene,are not to be usedto clean
the cartridge. They may cause deterio-
rationof the cartridge. Do not oil car-
tridge. Do not use pressurizedair to clean
cartridge.
CLEAN AmR SCREEN
Air screen must be kept free of dirt and
chaff to preventengine damagefrom
overheating. Clean with a wire brush or
compressedair to removedirt and stub-
born dried gum fibers.
ENGmNE COOUNG SYSTEM
Debris mayclog the engine's air cool-
ing system.Removeblower housingand
clean area shown to preventoverheating
and enginedamage.
Air Screen
Clean out chaff and debris
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could cre-
ate a fire hazard and/or damage.
SPARK PLUG(S)
Replace spark plug(s) 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.
Cartridge
Tabs
-Slots
mN-UNE FUEL FmLTER
The fuel filter should be replaced once
each season. If fuel filter becomes
clogged, obstructing fuel flow to carbu-
retor, 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 carbu-
retor.
3. Be sure there are no fuel line leaks and
clamps are properly positioned.
4. Immediately wipe up any spilled gaso-
line.
_ Clamp
Clamp J _..Sz j J_.__
"-- Fuel Filter
20