Operator's Manual

Table Of Contents
3. Remove the drive belt (D) from the lower pulley
(E).
To install the drive belt
1. Put the drive belt onto the lower pulley (E).
Note: Make sure that the drive belt is put in the
lower pulley groove properly.
2. Put the drive belt in the groove of the engine
pulley (C).
A
B
C
D
E
3. Install the 9/16 in. pulley bolt (B) and attach the
engine pulley (C) on the engine. Tighten the
pulley bolt ( 41-47 Nm/30-35 Ft. Lbs).
4. Install the auger belt (A). See
To install the auger
belt on page 24
.
5. Operate all controls to make sure that the drive
belt is installed correctly and that all components
move correctly.
To install the belt cover
1. Install the belt cover (B) on the frame (C) and
tighten the two screws (A).
C A
B
2. Install the discharge chute.
To adjust the drive belt tension
1. Remove the belt cover. See
To prepare for
replacement of the belts on page 22
.
2. Loosen the idler pulley nut (A).
3. Move the idler pulley (B) in the direction of the
belt to increase the belt tension. Move it away
from the belt to decrease the belt tension.
B
A
4. Tighten the idler pulley nut (A).
5. Press and then release the drive speed control
lever. If the drive belt has tension when the drive
speed control lever is released, move the idler
pulley away from the drive belt to release the belt
tension.
6. Install the belt cover. See
To install the belt cover
on page 23
.
To remove the auger belt (for ST 427/430
only)
1. Remove the 5/16'' nut and the cable cover (E)
from the frame.
A
E
B
D
C
2. Remove the top 5/16'' bolts and the lower ¼''
bolts (D) from the 2 sides of the frame. Do not
discard the bolts.
3. Loosen but do not remove the lower 5/16'' bolts
(C) on the 2 sides of the frame.
4. Remove the auger belt (B) from the engine pulley
(A).
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