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Craftsman 917.388022 Manual Del Usuario página 11

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PRODUCT SPECIFICATIONS
SERIAL NUMBER:
DATE OF PURCHASE:
GASOLINE
CAPACITY/TYPE:
1.5 QUARTS
UNLEADED
REGULAR
OILTYPE
(API-SF-SJ):
SAE 30 (ABOVE 32°F)
SAE 5W-30
(BELOW
32°F)
OIL CAPACITY:
20 OZS.
SPARK PLUG(GAP:
.045")
CHAMPION
RJ19LM4
BLADE BOLTTORQUE:
35-40 FT. LBS.
The model and serial numbers
will be found on a decal attached
to the rear of the
lawn mower housing.
Record both serial
number
and date of purchase
in the space
provided
above.
LAWN MOWER
Always observe safety rules when performing
any maintenance.
TIRES
• Keep tires free of gasoline, oil, or insect
control chemicals which can harm rubber.
• Avoid stumps, stones, deep ruts, sharp
objects and o_er hazards that may cause
tire damage.
BLADE
CARE
For best results, mower blade must be
kept sharp.
Replace
bent or damaged
blades.
TO REMOVE
BLADE
1. Disconnect
spark plug wire from spark
plug and place wire where it cannot
come in contact with spark plug.
2. Turn lawn mower on its side.
Make
sure air filter and carburetor
are up.
3.
Use a wood block between
blade and
mower housing
to prevent
blade from
tuming
when
removing
blade bolt.
NOTE:
Protect
your hands with gloves
and/or
wrap blade with heavy cloth.
4.
Remove
blade bolt by tuming
counter-
clockwise.
5.
Remove
blade and attaching
hard-
ware (bolt, lock washer
and hardened
washer).
NOTE:
Remove
the blade adapter
and
check the key inside hub of blade adapter.
The key must be in good condition
to work
properly.
Replace
adapter
if damaged.
TO REPLACE
BLADE
1. Position the blade adapter
on the
engine crankshaft.
Be sure key in
adapter
and crankshaft
keyway
are
aligned.
2.
Position
blade on the blade adapter
aligning
the two (2) holes in the blade
with the raised lugs on the adapter.
3.
Be sure the trailing
edge of blade
(opposite
sharp edge) is up toward
the engine.
4.
Install the blade bolt with the lock
washer and hardened
washer into
blade adapter
and crankshaft.
5. Use block of wood between
blade and
lawn mower
housing
and tighten
the
blade bolt, turning
clockwise.
• The recommended
tightening
torque
is
35-40 ft. Ibs.
IMPORTANT:
Blade bolt is grade 8 heat
treated.
Blade adaptel
Crankshaft
keyway
Blade
Blade
shaft
boll
washer
Trailing edge
Blade adapter
11

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