Craftsman 536.88521 Snow Blower User Manual


 
Screw and nut to Idler Pulley
be loosened Pulley
Brake Pad
_Roller
TO REPLACE THE DRIVE BELT
The drive belt on this unit is of special
construction and must be replaced with the
same type belt available at your nearest
Craftsman Service Center.
Remove the belt cover. See to Remove
the Belt Cover paragraph on page 13.
Move belt guide away from belt. See next
figure. Belt may come out without
loosening belt guide. Carefully press idler
pulley down to release brake pressure on
belt. See second figure on this page.
Remove belt from between brake pad
and relier. See second figure on this
page.
Remove old belt.
Replace with new belt by carefully
pressing down on the idler pulley and
placing the belt between the brake pad
and roller with belt ribs down.
, Release belt pulley.
Attach new belt to the engine pulley and
auger pulley.
Make sure the belt is seated properly.
Move belt guide into position. The belt
guide should be 3/32" from belt when belt
is engaged as shown in third figure.
Reinstall belt cover.
l _"_ Engine Pulley---_-_\_
Idler Pulley-_>_i.,_
Brake Pad.L_'_'_\//\ /
/ Roller
*_%_JJ_//_Jr \Drive
Belt
TO REPLACE THE AUGER
Remove the belt cover, see To Remove
Belt Cover paragraph on page 13 and the
drive belt. See the Drive Belt Replace-
ment paragraph on this page.
Remove the auger pulley, see figure
below from the auger shaft (threads are
left hand; turn clockwise to remove). Place
a piece of wood (2x4) on the center
paddle area to secure auger to keep from
turning.
Remove the bearing assembly from the
left frame of snow thrower by removing
the two nuts. See figure below.
Bearint;
LeftF#ame
14