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Craftsman 917.773710 Manual Del Propietário página 11

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ENGINE
LU BRICATION
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
-20
0
30
32
40
60
80
100
o -_o
-2_
-1_
_
1'0
_0
io
4_
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
or at least once a year if the unit
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
trimmer
to drain oil,
drain 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 spark plug.
2.
Remove
engine
oil cap; lay aside on a
clean surface.
3. Tip trimmer
on its side as shown
and
drain oil into a suitable
container.
Rock
trimmer
back and forth to remove
any
oil trapped
inside of engine.
Container
4.
Wipe off any spilled
oil from trimmer
or
side of engine.
5.
Fill engine with oil (See "ADD OIL" in
the Operation
section
of this manual).
11
6.
Replace
engine
oil cap.
7.
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 cartridge
every 100
hours of operation
or every season,
which-
ever occurs
first.
Service
air cleaner
more
often under dusty conditions.
TO CLEAN AIR FILTER
1. Loosen
screw
and tilt cover to remove.
2.
Carefully
remove
cartridge.
3.
Clean
by gently tapping
on a flat sur-
face.
If very dirty, replace
cartridge.
ACAUTION:
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.
4.
Install cartridge,
then replace
cover
making
sure the tabs are aligned
with
the slots in the back plate. Fasten
screw securely.
Lip
Back plate
Cartridge
Slot
Cover
Cover
tab
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.
CLEANING
IMPORTANT:
For best performance,
keep
trimmer
free of built-up
grass and trash.
Clean the underside
of your trimmer
after
each use.

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