Specifications; Blade Care - Craftsman 917.377811 Owner's Manual

PRODUCT SPECIFICATIONS
;ERIAL NUMBER:
DATE OF PURCHASE:
GASOLINE CAPACITY/TYPE: 1.5 QUARTS (UNLEADED REGULAR)
)ILTYPE (API-SF-SJ): SAE 30 (ABOVE 32°F); SAE 5W-30 (BELOW 32°F
OIL CAPACITY: 20 OUNCES
SPARK PLUG (GAP: .045") CHAMPION RJ19LM4
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 the space
provided above.
LAWN MOWISR TO REPLACE BLADE
Always observe safety rules when performing
any maintenance.
TIRES
• Keep tiresfree of gasoline, oil, or insect
controlchemicals which can harm rubber.
• Avoid stumps,stones,deep ruts,sharp
objectsand 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
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
turning when removing blade bolt.
NOTE: Protect your hands with gloves
and/or wrap blade with heavy cloth.
4. Remove blade bolt by turning 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.
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
Ke keyway
Blade
Blade
bolt Hardene - -_ _ shaft
washer Trailing edge Blade adapter
12