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Craftsman EZ3 917.251493 Owner's Manual page 20

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CUSTOMER
ESPONSIBILITIES
ENGINE
COOLING
FINS (See Fig. 18)
Remove any dust, dirt er oil from engine cooling fins to
prevent engine damage from overheating.
Engine blower
housing must be removed. Remove side panels and heod
(See"TO REMOVE HOOD AND G RILL ASSEMBLY" in the
Service and Adjustments
section of this manual..)
AIR SCREEN
COOLING
FINS
(BOTH SIDES)
\
\
FIG. 18
AIR FILTER
(See Fig. 19)
Your engine will not run properly using a dirty air filter_
Clean the foam pre-cteaner after every 25 hours of opera-
tion 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
o
Remove wing nut and cover.
Remove seal and cartridge plate.
TO SERVICE PRE-CLEANER
o
Slide foam pre-cleaner off cartridge,
o
Wash it in liquid detergent and water°
o
Squeeze it dry in a clean cloth.
o
Saturate it in engine oil. Wrap it in clean, absorbent
cloth and squeeze to remove excess oil,.
TO SERVICE CARTRIDGE
°
Gently tap the flat side of the paper cartridge to dis-
lodge dirt° Do not wash the paper cartridge or use
pressurized
air, as this will damage the cartridge.
Replace a dirty, bent, or damaged cartridge.
o
Reinstall the pre-cleaner (cfeaned and oiled) over the
paper' cartridge_
0
Reassemble air cleaner, cartridge plate, and seal.
o
Install the air cleaner cover and wing nut.. Tighten wing
nut 1/2 turn to 1 fuji turn after nut contacts cover_ Do net
overtighten.
COVER __,
WING NUT
CARTRIDGE
_
..,_._:_...
PLATE
"'"_
SEAL
FIG. 19
ENGINE
OIL FILTER
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 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"
on page 3 of this manual
IN-LINE
FUEL FILTER
(See Fig. 20)
The fuel filter should be replaced once each season, if fuel
filter becomes clogged, obstructing fuel flow to carburetor,
replacement is require d .
°
With engine cool, remove filter and plug fuel line
sections.
Place new fuel filter in position in fuel line with arrow
pointing towards carbureto_"_
Be sure there are no fuel line leaks and clamps are
properly positioned,,
Immediately wipe up any spilled gasoline.
FIG. 20
CLEANING
°
Clean engine, battery, seat, finish, etc. ef all foreign
matter-.
Keep finished surfaces and wheels free of all gasoline,
oil, etc_
Protect painted surfaces with automotive 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 ouL Water' in engine
can result in a shortened engine life.
2O

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