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PRODUCT
SPECIFICATIONS
MODEL
NUMBER
917.377531
SERIAL
NUMBER
DATE OF PURCHASE
HORSEPOWER:
60
DISPLACEMENT:
11,5 CU. IN.
GASOLINE
CAPACITY/TYPE:
1.6 QUARTS
UNLEADED
REGULAR
OILTYPE
(API-SF/SG/SH):
SAE 30 (ABOVE
32°F)
SAE 5W-30
(BELOW
32°F)
OIL CAPACITY:
20 OZS,
SPARK
PLUG (GAP:
.030")
CHAMPION
RJ19LM
OR J19LM
VALVE CLEARANCE:
INTAKE:
,005"
EXHAUST:
.007"
SOLID
STATE IGNITION
AIR GAP:
.010 IN.
BLADE
BOLT TORQUE:
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 space pro-
vided above.
LAWN
MOWER
Always
observe safety rules when pedorm-
ing any maintenance.
TIRES
• Keep tires free of gasoline,
oil, or insect
control chemicals which can harm rubber,
o Avoid stumps, stones, deep ruts, sharp
objects
and other 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
o Disconnect
spark plug wire from spark
plug and place wire where it cannot come
in contact with spark plug.
• Turn lawn mower on its side.
Make sure
air filter and carburetor
are up.
.
Use a wood block between
blade and
mower housing to prevent blade from
turning
when removing
blade bolt.
° Protect your hands with gloves and/or
wrap blade with heavy cloth,
•
Remove blade bolt by turning counter-
clockwise.
Use a 9/16" box or open-end
wrench,
• Remove
blade and attaching
hardware
(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 damage&
TO REPLACE
BLADE
° Position the blade adapter on the engine
crankshafL
Be sure key in adapter
and
crankshaft
keyway are aligned.
• Position blade on the blade adapter
align-
ing the two (2) holes in the blade with the
raised lugs on the adapter.
• Be sure the trailing edge of blade (oppo-
site sharp edge) is up toward the engine.
• Install the blade bolt with the lock washer
and hardened
washer into blade adapter
and crankshaft.
• 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.
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