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Craftsman 917.986941 Manual De Instrucciones página 13

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_CAUTION:Disconnect
spark
plug
wire
before
performing
any maintenance
(except
carburetor
adjustment)
to prevent accidental
starting
of engine.
Prevent
fires!
Keep the engine
free of grass,
leaves,
spilled
oil, or fuel.
Remove
fuel from
tank
before
tipping
unit for maintenance.
Clean
muffler
area
of all grass,
dirt,
and
debris.
Do not touch
hot muffler
or cylinder
fins as
contact
may cause
burns.
ENGINE
LUBRICATION
Use only high quality detergent oil rated with
API service classification
SG-SL
Selectthe
oil's SAE viscosity grade according
to your
expected temperature.
SAE VISCOSITY GRADES
F
-20
0
30
32
40
60
80
100
c -_0
-2;
-1;
;
;0
_0
_0
4;
TEMPERATURE
RANGE ANTICIPATED
BEFORE
NEXT OIL CHANGE
NOTE:
Although
multi-viscosity
oils
(5W-
30,
10W-30,
etc.)
improve
starting
in cold
weather,
these multi-viscosity
oils will result in
increased
oil consumption
when used above
32°F (0°C). Checkyour
engine
oil level more
frequentlyto
avoid possible
engine
damage
from
running
low on oil.
Change
the oil after every 50 hours of opera-
tion or at least once
a year if the tiller is not
used for 50 hours
in one year.
Check the crankcase
oil level before starting
the engine
and after each five (5) hours
of
continuous
use.
Add
SAE 30 motor
oil or
equivalent.
Tighten
oil filler
plug
securely
each time you check
the oil level.
TO CHANGE ENGINE OIL
Determine
temperature
range
expected
before
oil change.
All oil must
meet
API
service
classification
SG-SL
• Be sure tiller is on level surface.
• Oil will drain
more
freely when
warm.
• Catch
oil in a suitable
container.
1.
Remove
drain
plug.
2.
Tip tiller forward
to drain oil.
3.
After oil has drained
completely,
replace
oil drain
plug and tighten
securely.
4.
Remove
oil filler plug.
Be careful
not to
allow
dirt to enter
the engine.
5.
Refill enginewith
oil. See "FILL ENGINE
WITH
OIL " in the Operation
section
of
this manual.
\
Oil
Oil
Filler
Drain
Plug
Plug
Level
AIR CLEANER
Service
air cleaner
cartridge
every 50 hours,
more
often
if engine
is used
in very dusty
conditions.
1.
Loosen
air cleaner
screw.
2.
Remove
air cleaner
cover.
3.
Carefully
remove
air cleaner
cartridge.
Be careful.
Do not allow dirt or debris
to
fall into carburetor.
4.
Clean bytapping
gentlyon
aflatsurface.
NOTE:
If very
dirty
or damaged,
replace
cartridge.
5.
Clean
and replace
cover. Tighten
screw
securely.
_f_CAUTION:
Petroleum
solvents,
such
as kerosene,
are not to be used
to clean
cartridge.
They may cause
deterioration
of
the cartridge.
Do not oil cartridge.
Do not
use pressurized
air to clean or dry cartridge.
Air Cleaner
Cartridge
Cover
Air
Cleaner
Screw
COOLING
SYSTEM
Your engine
is air cooled.
For proper
en-
gine
performance
and
long life keep
your
engine
clean.
• Clean
air screen
frequently
using
a stiff-
bristled
brush.
• Remove
blower
housing
and
clean
as
necessary.
• Keep cylinder
fins free of dirt and chaff.
13

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