Engine Oil Filter; Clean Air Screen/Air Intake/Cooling Areas; Muffler/Spark Plugs; In-Line Fuel Filter - Craftsman 917.272246 Owner's Manual

20.0 hp, 48" mower electric start automatic transmission
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8.
Use gauge on oil fill cap/dipstick for
checking level.
Insert dipstick
into the
tube and rest the oil fill cap on the
tube.
Do not thread the cap onto the
tube when taking reading.
Keep oil
at "FULL"
line on dipstick.
Tighten cap
onto the tube securely when finished.
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.
AIR FILTER
Your engine will not run properly using a
dirty air filter.
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.
1. Loosen knob and remove
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. Allow
it to dry.
5. Saturate it in engine oil. Wrap it in
clean, absorbent
cloth and squeeze
to
remove excess oil.
TO SERVICE
CARTRIDGE
• Replace
a dirty, bent, or damaged
cartridge.
NOTE:
Do not wash the paper cartridge
or use pressurized
air, as this will
damage
the cartridge.
6. Remove
nut and cartridge
plate.
7. Reinstall
the pre-cleaner
(cleaned
and oiled) over the paper cartridge.
8. Check
rubber seal for damage
and
proper
position
around
stud.
Replace
if necessary.
9.
Reassemble
air cleaner,
cartridge
plate, and nut.
t0.Reinstall
air cleaner
cover and secure
by tightening
knob.
\
Cartridge
Knob
Rubber
Seal
Foam
Pre-Cleaner
CLEAN
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
stubbom 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 cooling fins
and external surfaces as necessary.
Make
sure the cooling shrouds are reinstalled.
NOTE:
Operating
the engine with a
blocked grass screen, dirty or plugged
cooling fins, and/or cooling shrouds
removed will cause engine damage due
to overheating.
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could
create a fire hazard and/or damage.
SPARK
PLUG(S)
Replace spark plug(s) at the beginning of
each mowing season or after every t00
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
Fuel Filt_
18

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