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Craftsman 917.386081 Manual Del Usuario página 14

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ENGINE
LUBRICATION
Use only high quality detergent oil rated
with API service classification SF-SJ.
Select the oil's SAE viscosity grade
according to your expected operating
temperature.
SAE VISCOSITY
GRADES
C
.3¢
-20
.10
O
I0
40
TEMPERATURE
RANGE ANTICIPATED
BEFORE NEXT OIL CHANGE
NOTE:
Although
multi-viscosity
oils
(5W30,
10W30 etc.) improve
starting
in
cold weather, these multi-viscosity oils
will result in increased
oil consumption
when used above 32°F.
Check your
engine oil level more frequently
to avoid
possible engine damage
from running
low on oil.
Change
the oil after every 25 hours of
operation
orat 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
1. Disconnect
spark plug wire from spark
plug and place wire where
it cannot
come in contact
with spark plug.
2. Be sure lawn mower
is on level
surface.
NOTE:
Oil will drain more freely when
warm.
Catch oil in a suitable
container.
3.
Remove
bottom
oil drain plug.
4. After oil has drained
completely,
replace
oil drain plug and tighten
securely.
5.
Fill engine with oil. (See "ADD OIL" in
the Operation
section
of this manual).
6. Reconnect
spark plug wire to spark
plug.
Drain 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 every season, whichever
occurs first.
Service air cleaner more
often under dusty conditions.
Do not
wash air filter.
TO CHANGE
AIR FILTER
1. Remove
the air filter by turning
counterclockwise
to the stop and pull
away from collar.
2.
Remove
filter from inside of cover.
3. Clean the inside of the cover and the
collar to remove
any dirt accumula-
tion.
4.
Insert new filter into cover.
5.
Put air filter cover and filter into collar
aligning the tab with the slot.
6.
Push in on cover and turn clockwise to
tighten.
Collar
Clip
TURN
COUNTER-
CLOCK-
WISE
TO
RE-
MOVE
Slot
Air filter
TURN
Tab
CLOCK*
Air filte
WISE TO TIGHTEN
MUFFLER
Inspect and replace corroded muffler as it
could create a fire hazard and/or dam-
age.
SPARK
PLUG
Replace
spark plugs at the beginning of
each mowing
season
or alter every 100
hours of operation,
whichever
occurs
first.
Spark plug type and gap setting
are
shown
in "PRODUCT
SPECIFICATIONS"
in Maintenance
section
of this manual.
CLEANING
IMPORTANT:
For best performance,
kiip
mower
housing
free of built-grass
and
trash.
Clean the underside
of your mower
after each use.
_CAUTION:
Disconnect
spark plug wire
from spark plug and place wire where
it
cannot come in contact
with the spark
plug.
• Clean the underside
of your lawn
mower
by scraping
to remove
build-up
of grass and trash.
14

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