Poulan 193732 manual Lawn Mower, Blade Care, Engine

LAWN MOWER

Always observe safety rules when perform- ing any maintenance.

TIRES

IMPORTANT: Blade bolt is heat treated. If bolt needs replacing, replace only with approved bolt shown in the Repair Parts section of this manual.

•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 adapter	Key	Crankshaft
		keyway
Lockwasher
Blade

BLADE CARE

For best results, mower blade must be kept
sharp. Replace a bent or damaged blade.
CAUTION: Use only a replacement	Blade
blade approved by the manufacturer of	bolt Hardened
your mower. Using a blade not approved			washer	Trailing edge	Crankshaft
by the manufacturer of your mower is	TO SHARPEN BLADE
hazardous, could damage your mower and
	NOTE: We do not recommend sharpening
void your warranty.
	blade - but if you do, be sure the blade is
TO REMOVE BLADE
	balanced. An unbalanced blade will cause
1. Disconnect spark plug wire from spark	eventual damage to lawn mower or engine.
plug and place wire where it cannot	•	The blade can be sharpened with a file
come in contact with plug.		or on a grinding wheel. Do not attempt to
2. Turn lawn mower on its side. Make sure		sharpen while on the mower.
air filter and carburetor are up.	•	To check blade balance, drive a nail into
3. Use a wood block between blade and		a beam or wall. Leave about one inch of
mower housing to prevent blade from		the straight nail exposed. Place center
turning when removing blade bolt.		hole of blade over the head of the nail.
NOTE: Protect your hands with gloves		If blade is balanced, it should remain in
and/or wrap blade with heavy cloth.		a horizontal position. If either end of the
4. Remove blade bolt by turning counter-		blade moves downward, sharpen the
clockwise.		heavy end until the blade is balanced.
5. Remove blade and attaching hard-	ENGINE
ware (bolt, lock washer and hardened
	Read the maintenance section of your
washer).
	engine manual.
NOTE: Remove the blade adapter and
	LUBRICATION
check the key inside hub of blade adapter.
	Change the oil after the first two hours of
The key must be in good condition to work
properly. Replace adapter if damaged.	operation and every 25 hours thereafter or
TO REPLACE BLADE	at least once a year if the lawn mower is
	not used for 25 hours in one year. Refer to
1. Position the blade adapter on the en-
	engine manual.
gine crankshaft. Be sure key in adapter	TO CHANGE ENGINE OIL
and crankshaft keyway are aligned.
	(SEE ENGINE MANUAL)
2. Position blade on the blade adapter
	•	Be sure lawn mower is on level surface.
aligning the two (2) holes in the blade
	•	Oil will drain more freely when warm.
with the raised lugs on the adapter.
	•	Catch oil in a suitable container.
3. Be sure the trailing edge of blade (op-
	•	For engines without dipstick, remove
posite sharp edge) is up toward the
		bottom oil drain plug.
engine.
	•	For engines with oil fill cap/dipstick,
4. Install the blade bolt with the lock wash-
		remove bottom drain plug or remove en-
er and hardened washer into blade
		gine oil cap and turn mower on its side.
adapter and crankshaft.
	•	After oil has drained completely, replace
5. Use block of wood between blade and
		oil drain plug and tighten securely.
lawn mower housing and tighten the
	•	Refill engine with oil. Pour slowly. Do
blade bolt, turning clockwise.
		not overfill.
• The recommended tightening torque is
	•	Fill to top of slot inside of filler hole or
35-40 ft. lbs.
		to “FULL” line on dipstick on models so
15		equipped. Keep oil at proper level.