PRODUCT SPECnFICATIONS
MODEL
NUMBER
917.387023
SERIAL
NUMBER
DATE OF PURCHASE
HORSEPOWER:
&0
DISPLACEMENT:
11o5 CUd IN.
GASOLINE
CAPACITY/TYPE:
1.5 QUARTS
UNLEADED
REGULAR
OIL TYPE
(API-SF/SG/SH):
SAE 30 (ABOVE
32°F)
SAE 5W.30
(BELOW
32°F)
OIL CAPACITY:
20 OZS.
SPARK
PLUG(GAP:
.030")
CHAMPION
RJIgL
VALVECLEARANCE:
INTAKE:
.004 - _008
EXHAUST
_.
:004..
,008
SOLID
STATE IGNITION
AIR GAP:
,0125
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
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.
o Avoid stumps, stones, deep ruts, sharp
° 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
objects and other hazards that may cause
tire damage
BLADE
CARE
For best results, mower blade must be kept
sharp. Replace bent qr damaged blades.
TO REMOVE BLADE
o Disconnect spa_rk 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 with gloves and/or wrap
blade with heavy cloth.
o Position the blade adapter on the engine
crankshaft.
Be sure key in adapter and
crankshaft
keyway 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 of blade (opposite
sharp edge) is up toward the engine,
o install the blade bolt with the rock 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 f1,,Ibs.
IMPORTANT:
Blade bolt is grade 8 heat
treated_
Remove blade bolt by turning counter-
clockwise. Use a 9/I 6" box or open-end
wrench.