29
Drive cable anchor
Drive pulley
Housing holes
Drive belt
Idler arm
assembly
Belt
keepers
Hex nut
Return
spring
• Turn lawn mower on its side. See engine
manual for proper direction of turning
over the engine.
NOTE
: Before tipping lawn mower to
remove drive belt, empty fuel tank by run-
ning engine until fuel tank is empty.
• Use a wood block between blade and
mower hous ing to prevent blade from
turning when re mov ing blade bolt.
NOTE:
Protect your hands with gloves
and/or wrap blade with heavy cloth.
• Remove blade bolt.
• Remove blade, attaching hardware
(bolt, lock wash er, hardened wash er)
and blade adapter.
• Remove drive belt from engine pulley;
discard old belt.
• Install new belt by reversing above
steps.
NOTE:
Always use factory approved belt
to assure fit and long life.
• The recommended tightening torque is
35–40 ft. lbs.
IMPORTANT
: Blade bolt is grade 8 heat
treated.
Blade
bolt
Crankshaft
keyway
Hardened
washer
Lockwasher
Blade adapter
Key
Blade
Trailing edge
Crankshaft
Belt
retainer
SERVICE AND ADJUSTMENTS
REAR WHEEL DRIVE MODELS:
MODELS WITH IDLER ASSEMBLY:
• Disconnect spark plug wire from spark
plug and place wire where it cannot
come in contact with plug.
• Remove screws retaining drive cover
(not shown); and remove drive cover
from lawn mower housing.
• Remove drive cable from anchor, then
detach it and return spring (if equipped)
from idler arm assembly.
• Remove idler arm assembly from hous-
ing by removing hex nut; then remove
drive belt from drive pulley, belt keepers
and idler arm assembly.
MODELS WITH GEARCASE-MOUNTED
BELT KEEPER:
• Remove drive cover.
• Remove spring and belt keeper.
• Remove belt from gearcase pulley.
Belt
Drive
cover
Belt
keeper
Gearcase pulley
Spring
• Turn lawn mower on its side. See
engine manual for proper direction of
turning over the engine.
NOTE
: Before tipping lawn mower to
remove drive belt, empty fuel tank by run-
ning engine until fuel tank is empty.
• Remove blade and blade adapter.
• Remove belt from blade adapter.
