Craftsman 917374803 lawn mower

User Manual - Page 15

For 917374803.

PDF File Manual, 48 pages, Download pdf file

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LUBRICATION
Use only high quality detergent oil rated
with API service classification SG-SL
Select the oil's SAE viscosity grade
according to your expected operating
temperature.
SAE VISCOSITY GRADES
°F _0 0 30 32 40 80 80 100
-._ -_ -lo o lo _
TEMPERA"RJRE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE
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 dipstick
before starting engine.
9. Reconnect spark plug wire to plug.
AIR FILTER
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 tow 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 engine oil cap; 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 filler cap/dipstick
limit
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 every season, whichever oc-
curs first. Service air cleaner more often
under dusty conditions.
TO CLEAN AIR FILTER
1. Remove cover.
2. Carefully remove cartridge.
3. Clean by gently tapping on a flat sur-
face. If very dirty, replace cartridge.
AqLCAUTION: 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.
Filte
Filter
Cover
Tabs
MUFFLER
Inspect and replace corroded muffler as it
could create a fire hazard and/or damage.
SPARK PLUG
4. Wipe off any spilled oil from lawn
mower or side of engine.
5. Fill engine with oil. The engine oil capacity
is 18.5 oz. If oil is not completely drained
from engine, you may not need the entire
container of a 20 oz. bottle of oil. Slowly
pour 3/4 of the oil from the container down
the oil fill spout into the engine.
6. Wait one minute to allow oil to settle.
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.
CLEANING
IMPORTANT: For best performance,
keep mower housing free of built-grass
and trash. Clean the underside of your
mower after each use.
15
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