Craftsman 917.375451 Owner's Manual page 17

CLEAN UNDER DRIVE COVER
Clean under drive cover at least twice a
season. Scrape underside of cover with
putty knife or similar tool to remove any
build-up of trash or grass on underside of
drive cover.
,_ WARNING" To avoid serious injury, TO REPLACE DRIVE BELT
before performing any service and
adjustments:
1. Release control bar and stop engine.
2. Make sure the blade and all moving
parts have completely stopped.
3. Disconnect spark plug wire from spark
plug and place wire where it cannot
come in contact with plug.
LAWN MOWER
TO ADJUST CUTTING HEIGHT
See "TO ADJUST CUTTING HEIGHT" in
the Operation section of this manual.
REAR DEFLECTOR
The rear deflector, attached between the
rear wheels of your mower, is provided to
minimize the possibility that objects will
be thrown out of the rear of the mower
into the operator mowing position. If the
deflector becomes damaged, it should be
replaced.
TO REMOVE DRIVE BELT
1. Remove drive cover and belt keeper.
2. Remove belt from gearcase pulley.
3. Turn lawn mower on its side with air
filter and carburetor up.
4. Remove blade and blade adapter.
5. Remove belt from engine pulley.
Drive
cover
\
Gearcase
pulley
1. Place new drive belt on engine pulley,
inside tabs of belt retainer.
2. Route the other end of the new drive
belt through hole in housing.
3. Reinstall blade adapter and blade.
The recommended tightening torque is
35-40 ft. Ibs.
4. Return mower to upright position.
5. Install new belt on gearcase pulley.
6. Reinstall belt keeper and drive cover.
NOTE: Always use factory approved belt
to assure proper fit and long life.
Blade adapter y Crankshaft
Lockwasher
Blade
Blade ,,
,\
bolt Hardened
/ \ \
washer Trailing'edge
retainer
TO ADJUST HANDLE
The handle on your lawn mower has three
(3) height positions - adjust to height that
suits you.
1. Remove knob and carriage bolt on one
side of the lower handle.
2. While holding handle assembly,
remove knob and carriage bolt from
opposite side, align hole in handle with
desired hole in handle bracket and
reassemble bolt and knob and tighten
securely.
3. Align opposite side of handle with
same positioning hole and secure with
bolt and knob.
Belt
_er
Handle
bracket
\
\
Knob Bolt
)
/
Low
High
Jm
17