Husqvarna ST 424 Manuel D'utilisation page 21

3. Loosen the two screws (A) that secure the belt
cover (B) to the frame (C) and remove the belt
cover.
C
To remove the drive belt
1. Remove the auger belt (A). See
auger belt (for ST 424/427/430 only) on page
22 .
2. Remove the 9/16 in. pulley bolt (B) and remove
the engine pulley (C) from the engine.
C
A
B
3. Remove the drive belt (D) from the lower pulley
(E).
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B
A
C
A
B
To remove the
D
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).
C
A
B
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
belt on page 22 .
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
2. Install the discharge chute.
To adjust the drive belt tension
1. Remove the belt cover. See
replacement of the belts on page 20 .
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.
D
E
To install the auger
A
B
To prepare for
21