PRODUCT SPECIFICATIONS
MODEL
NUMBER
917.388151
SERIAL
NUMBER
DATE OF PURCHASE
HORSEPOWER:
5,0
DISPLACEMENT:
11.5 CU. IN,
GASOLINE
CAPACITY/TYPE:
1 o5 QUARTS
UNLEADED
REGULAR
OIL TYPE
(APFSF/SGISH):
OIL CAPACITY:
SPAR K-PTUG(GAP:
_030")
_ARANCE:
SAE 30 (ABOVE
32°F)
SAE 5W-30
(BELOW
32°F)
20 OZS.
CHAMPION
RJIgLM
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.
• 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
• 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 wilh gloves and/or wrap
blade with heaw 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 Made 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 crankshafL
• Use block of wood between blade and
lawn mower housing and tighten the blade
bolt, turning clockwise.
• The recommended
tightening torque is 35-
40 ff_ Ibs.
IMPORTANT:
Blade bolt is grade 8 heat
treated.
11