Craftsman 917.374150 - Manual (Page 16)

SERVICE AND ADJUSTMENTS
A WARNING: To avoid serious injury, 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”
the Operation section of this manual. in
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 down.
4. Remove blade and blade adapter.
5. Remove belt from engine pulley.
TO REPLACE DRIVE BELT
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.
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
Lockwasher
Crankshaft
keyway
Blade
bolt Hardened
washer Trailing edge
Belt
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.
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