Service And Adjustments - Craftsman 917.370870 Owner's Manual

• ILWARNING: 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 'q'O 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 possibilitythat objectswill
be thrown out of the rear of the mower
into the operator mowing position. If the
deflector becomes damaged, it shouldbe
replaced.
NOTE: Always use factory approved belt
to assure proper fit and long life.
Bladeadapter Key Crankshaft
Lockwasher m_/_(!FF._ )]J
Blade \ II /_--1 I_L/_/_)#_Z/
bolt Hardened _.__..._ ._\ _/_Belt
washer Trailingedge retainer
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.
Drive
cover
\
Gearcase
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 throughhole in housing.
3. Reinstall blade adapter and blade.
4. Return mower to uprightposition.
5. Install new belt on gearcase pulley.
6. Reinstall belt keeper and drive cover.
Belt
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.
Handle
Knob
Bolt
17