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ENGINE
Maintenance,
repair, or replacement
of
the emission control devices and systems,
which are being done at the customers
ex-
pense, may be performed
by any non-road
engine repair establishment
or individual.
Warranty
repairs
must be performed
by an
authorized
engine manufacturer's
service
outlet.
LUBRICATION
Use only high quality detergent oil rated
with API service
classification
SG-SL.
Selectthe oil's SAE viscosity grade according
to your expected operating temperature.
_AE VISCOSITY GRADES
I
TEMPERATURE
RANGE ANTICIPATED
BEFORE NEXT OIL CHANGE
NOTE: Multi-viscosity oils (5W30, 10W30
etc.) improve starting in cold weather, and
you should check your engine oil level fre-
quently to avoid possible engine damage
from running low on oil.
Change the oil after every 25 hours of opera-
tion or at least once a year if the lawn mower
is not used for 25 hours in one year.
Check the crankcase oil level before
starting the engine and after each five (5)
hours of continuous use. Tighten oil plug
securely each time you check the oil level.
TO CHANGE ENGINE OIL
NOTE: Before tipping lawn mower to drain
oil, empty fuel tank by running engine until
fuel tank is empty.
1. Disconnect spark plug wire from spark
plug and place wire where it cannot
come in contact with plug.
2. Remove oil fill cap/dipstick; lay aside
on a clean surface.
3. Tip lawn mower on its side as shown
and drain oil into a suitable container.
Rock lawn mower back and forth to re-
move any oil trapped inside of engine.
Oil fill cap /
dipstick
Upper
mark
4. Wipe off any spilled oil from lawn
mower or side of engine.
5. Fill engine with oil. Slowly pour oil
down the oil fill spout into the engine.
6. Wait one minute to allow oil to settle.
Use guage 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 into the tube
when taking reading.
7. Continue adding small amounts of
oil and rechecking the dipstick until it
reads full. DO NOT overfill, or engine
will smoke on startup.
8. Always be sure to retighten oil fill cap/
dipstick before starting engine.
9. Reconnect spark plug wire to spark
plug.
AIR FILTER
Your engine will not run properly and may be
damaged by using a dirty air filter. Replace
the air filter every 100 hours of operation or
everyseason, whichever occurs first. Service
aircleaner more often under dustyconditions.
TO CLEAN AIR FILTER
1. Remove cover.
2. Carefully remove cartridge.
3. Clean by gently tapping on a fiat sur-
face. If very dirty, replace cartridge.
_t_CAUTION"
Petroleum solvents, such as
kerosene, are not to be used to clean car-
tridge. They may cause deterioration of the
cartridge. Do not oil cartridge. Do not use
pressurized air to clean or dry cartridge.
4. Install cartridge, then replace cover.
Filter
Filter
Cover
Tabs
MUFFLER
Inspect and replace corroded muffler as it
could create a fire hazard and/or damage.
SPARK PLUG
Replace spark plug 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 the "PRODUCT SPECIFIC-
ATIONS" section of this manual.
13
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