Ferris SNAPPER PRO FAST-Vac Operator's Manual page 15

5. Remove the blower belt guard and set aside.
6. Install the impeller drive pulley (A, Figure 11) onto
the impeller shaft (B) as described in Figure 11.
Install the 1/4" x 1-1/2" long key (not shown) in the
pulley.
7. Align the pulley groove with the appropriate slot
as described in Figure 11. Tighten the set screws
in the pulley.
8. Reposition the 3/8-16 x 6" bolt if required to line
up with the pulley groove.
9. Check the position of the idler pulley (A, Figure
12). The position must be aligned with the
position of the pulley (outer row of holes for pulley
hub pointing in, inner row of holes for pulley hub
pointing out). Reposition if necessary.
Hub pointing IN:
44" Models
48" Models
Inner Slot
Figure 11. Install Impeller Drive Pulley
Outer Row
44" Models
48" Models
A
Figure 12. Check Idler Pulley Position
A. Idler Pulley
Installation
Hub pointing OUT:
52" Models
Outer Slot
Align pulley groove
with slot (outer slot
with pulley hub in
OR inner slot with
pulley hub out)
Inner Row
52" Models
13