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" 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 down.

4.Remove blade and blade adapter.

5.Remove belt from engine pulley.

Drive cover

\

Gearcase pulley

Belt 3er

J Belt

NOTE: Always use factory approved belt to assure proper fit and long life.

Blade

adapter

Key

Crankshaft

Lockwasher

 

 

 

Blade

 

 

 

 

 

......o

 

 

 

/

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.

Handle bracket

Knob

Bolt

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.

16

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Craftsman 917.376401 owner manual Rear Deflector, To Remove Drive Belt, To Adjust Handle, To Replace Drive Belt

37640, 917.376401 specifications

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