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MAINTENANCE
ENGINE OIL FILTERCLEAN AIR SCREEN _
Air screen must be kept free of dirt and chaff to prevent
engine damage from overheating. Clean with a wire brush
or compressed air to remove dirt and stubborn dried gum
fibers.
CLEAN AIR INTAKE/COOLING AREAS
To insure proper cooling, make sure the grass screen,
cooling fins,and other external surfaces of the engine are
kept clean at all times.
Every 100 hours of operation (more often under extremely
dusty, dirty conditions), remove the blower housing and
other cooling shrouds. Clean the coolingfins and external
surfaces as necessary. Make sure the coolingshrouds are
reinstalled.
NOTE: Operating the engine witha blookedgrossscreen,
dirtyorplugged coolingfins, and/orcoolingshroudsremoved
willcause engine damage due to overheating.
AIR FILTER (See Fig. 15)
Yourenginewillnot runproperlyusinga dirtyairfilter. 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 knobs and cover.
TO SERVICE PRE-CLEANER
• 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.
TO SERVICE CARTRIDGE
• Clean cartridge by tapping gently on flat surface. If
very dirty or damaged, replace cartridge.
• Reinstall precleaner cartridge, cover and secure with
knobs.
IMPORTANT: PETROLEUM SOLVENTS, SUCH AS KEROSENE,
ARE NOT TO BE USED TO CLEAN THE CARTRIDGE. THEY
MAY CAUSE DETERIORATION OFTHE CARTRIDGE. DO NOT
OILCARTRIDGE. DO NOT USE PRESSURIZED AIRTO CLEAN
OR DRY CARTRIDGE.
FOAM _ CARTRIDGE
PRE-CLEANER_
FIG. 15
Replace the engine oil filter every season or every other
oil change if the tractor is used more than 100 hours in
one year.
MUFFLER,
Inspect and replace corroded muffler and spark arroster
(if equipped) as it could create a fire hazard and/or dam-
age.
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 shownin
"PRODUCT SPECIFICATIONS" section ofthis manual.
IN-LINE FUEL FILTER (See Fig. 16)
The fuel filtershouldbe replaced once each season. Iffuel
filterbecomes clogged, obstructingfuel flow to carburetor,
replacement is required.
• With engine cool, remove filter and plug fuel linesec-
tions.
• Place new fuel filter in position in fuel line with arrow
pointingtowards carburetor.
• Be sure there are no fuel line leaks and clamps are
properly positioned.
• Immediately wipe up any spilled gasoline.
FILTER
FIG. 16
CLEANING
• Clean engine, battery, seat, finish, etc. of all foreign
matter.
• Keep finished surfaces and wheels free ofall gasoline,
oil, etc.
• Protect painted surfaces with automotive type wax.
We do not recommend using a garden hose or pressure
washer to clean your tractor unless the engine and trans-
mission are covered to keep water out.Water in engine or
transmission willshorten the useful lifeofyour tractor. Use
compressed air or a leaf blower to remove grass, leaves
and trash from tractorand mower.
19
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