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PRODUCT SPECIIFICATRONS
MODEL NUMBER
SERIAL NUMBER
917.387250
DATE OF PURCHASE
HORSEPOWER:
DISPLACEMENT:
GASOLINE CAPACITY/TYPE:
4.0
11.5 CU. IN.
1.5 QUARTS
UNLEADED REGULAR
OIL TYPE (API-SFiSG/SH):
OIL CAPACITY:
SPARK
PLUG(GAP:
,030")
VALVECLEARANCE:
SAE 30 (ABOVE 32°F)
SAE 5W-30 (BELOW 32°F)
2O OZS.
CHAMPION RJ19LM OR J19LM
INTAKE:
.004 - .008
EXHAUST:
.004 _ .008
SOLID STATE IGNITION
AIR GAP:
.0125 IN.
BLADE BOLT TORQUE:
35-40 FT. LBS.
o 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
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 n_ts, 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 BI.ADE
,, Disconnect spark plug wire from spark
plug and place wire where it cannot
come in contact with spark plug.
o 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 w_th 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 damaged.
TO REPLACE BLADE
. Position the blade adapter on the engine
crankshaft.
Be sure key in adapter and
keyway in crankshaft are aligned.
• Position blade on the blade adapter
aligning the two (2) holes in the blade
with the raised lugs on the adapter°
. Be sure the trailing 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.
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