Craftsman 38872 Productspecifications Serialnumber Dateofpurchase, Gasolinecapacity/Type

PRODUCTSPECIFICATIONS

SERIALNUMBER:

DATEOFPURCHASE:

GASOLINECAPACITY/TYPE:	1.6 QUARTS UNLEADED REGULAR
31LTYPE(API-SF-SJ):	SAE 30 (ABOVE 32°F)
	SAE 5W-30	(BELOW 32°F)
OIL CAPACITY:	20 OZS.
SPARK PLUGIGAP: .030")	CHAMPION	RJ19LM OR J19LM
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 sedal number and date of purchase in the space provided above.

LAWN MOWER

Alwaysobservesafety rulaswhen perform- ing any maintenance.

"nRES

•Keep tiresfreeof gasoline,oil,or insect cenf_l chemicaJswhich can harm rubber.

•Avoidstumps,stones,deep ruts,sharp objectsand other hazardsthat rney cause _'edamage.

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.Tum 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 condi- tion to work propedy. Replace adapter if damaged.

TO REPLACE BLADE

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 adapter Crankshaft

Key_.

Blade	shaft
bolt
washer	Trailing edge Blade adapter

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