Prepare The Blower Assembly For Installation (Is4500Z Models Only) - Ferris SNAPPER PRO FAST-Vac 61 Operator's Manual

Installation
PREPARE THE BLOWER
ASSEMBLY FOR INSTALLATION
(IS4500Z MODELS ONLY)
1. Loosen the 3/8-24 hex nut (A, Figure 7) that
secures the idler arm (C) to the blower assembly.
Remove the idler arm assembly from the blower
assembly.
2. Loosen the 1/2" hardware that secures the idler
pulley (G) to the idler arm assembly. Remove the
idler pulley from the idler arm assembly. Discard
both spacer and bolt that secured the idler pulley
to the idler arm assembly.
3. Refer to Figure 1. Install the new 1/2-13 X 2-1/4"
bolt (J) through the belt keep (I), which should be
positioned with the tab facing up, then through
the idler arm (C) which should be positioned with
the hub facing up, then through the idler pulley
(G) and then through the 1/2" washer (H). Next
loosely secure with the 1/2-13 hex nylon lock nut
(F). It will be necessary to reposition the belt keep
later.
4. Set the idler arm assembly aside for reinstallation
later.
5. Loosen the 3/8-16 hex serrated flange nut (A,
Figure 8) that secures the fixed idler pulley, and
belt keep (B) to the blower assembly.
6. Remove the 3/8-16 hex serrated flange nut (A)
and the belt keep (B) from the 3/8-16 X 2" bolt (F).
Discard the idler pulley.
7. Reassemble the stationary idler pulley
components as shown in Figure 8. Install the
3/8-16 X 2" bolt (F) with washer (E), through the
steel idler pulley (D), which should be positioned
with the hub facing up, then through the blower
assembly. Install the .14 X 1.75 X .14 washer
(C) above the blower assembly onto the bolt (F),
through the belt keep (B) with the tab facing down
and secure with a 3/8-16 hex serrated flange nut
(A).
10
B
A
Figure 7. Updating the Idler Arm Assembly
A. 3/8-24 Hex Nut
B. 3/8 Lock Washer
C. Idler Arm
D. 9/16 Narrow Flat Washer
E. Idler Stud
F. 1/2-13 Hex Nylon Lock Nut
G. Idler Pulley
H. 1/2 Washer
I. Belt Keep
J. 1/2-13 x 2-1/4" Bolt
A
B
C
D
E
F
Figure 8. Installing the New Washer
A. 3/8-16 Hex Serrated Flange Nut
B. Belt Keep
C.
.41 X 1.75 X .14 Washer
D. Steel Idler Pulley
E. 3/8" SAE Washer
F. 3/8-16 X 2" Bolt
www.ferrismowers.com | www.snapperpro.com
F
H
G
I
J
E
D
C
D