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Blower Assembly
Blower Assembly
I. Remove the four (4) 5/16-18 X 3/4" flange head
bolts (B, Figure 1) from the blower housing (A).
2. Remove the impeller shaft bearing (D, Figure 1)
from the blower housing.
3. Install the blower mount plate (C) onto the blower
housing and reinstall the 5/16-18 X 5/8" flange
head bolts. Tighten securely. Install the belt guard
support clip (E) in the hole indicated in Figure 1.
Secure using a 5/16-18 X 5/8" bolt.
4. Reinstall the Impeller shaft bearing onto the
blower mount plate. Tighten securely.
5. Install a 5/16-18 X 1-1/4 bolt (E, Figure 2) down
through the blower mount in the hole as shown in
Figure 2. Secure with a 5/16 nylock flange nut
(C).
6. Attach the idler spring (A, Figure 2) to the 5/16-18
X 1-1/4 bolt installed in the previous step. Secure
with a 5/16 center lock nut (D).
7. Remove the blower belt guard and set aside.
8. Check the position of the idler pulley (A, Figure 3).
The idler pulley must be positioned to align
with the impeller drive pulley. With the impeller
drive pulley hub pointing in, the idler pulley must
be in the outer row of holes.
6
E
Figure 1. Install Blower Mount Plate
A. Blower Housing
B. 5/16-18 x 5/8" Bolts
C. Blower Mount Plate
D. Impeller Shaft Bearing
E. Belt Guard Support Clip
B
A
C
Figure 2. Install Idler Spring
A. Idler Spring
B. Idler Arm
C. 5/16-18 Nylock Flange Nut
D. 5/16-18 Center Lock Nut
E. 5/16-18 Spring Anchor Bolt
Outer Row
A
Figure 3. Install Impeller Drive Pulley
A. Idler Pulley
A
C
B
D
B
E
D
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