48” & 52” Blower Mount & Drive Installation
6.Install the bearing (B, Figure 11) on the shaft with the grease fitting pointing towards the discharge of the blower. Secure with the
(A) and
7.Install the spring (G) on the bolt of the idler arm and secure with a
8.Hook the spring on the eyebolt (F). Install the eye- bolt and 1/4” washer (E) on the blower mount plate and secure with the nylon nut (D) as shown. The nylon nut (D) must be fully tightened so the eyebolt is drawn up tight against the mount. The eyebolt must be vertical.
B |
| |
A |
| |
F |
| |
G | D | |
E | ||
C | ||
H |
| |
Figure 11. Install Bearing & Eyebolt |
|
A.7/16” x
B. | Bearing | F. | 1/4” x 1” Eyebolt |
C. | 7/16” Nylon Lock Nut (4) | G. | Spring |
D. | H. |
9.Install the blower pulley and key with the hub facing INWARD towards the bearing, and hold against the bearing. Tighten set screws.
10.Install one
Figure 12). Install drive belt on the drive pulley and install the 3/8-16 x 6” bolt. Leave enough space between the belt and bolt so it will not interfere. Secure the bolt with a 3/8” serrated flange nut.
Figure 12. Install Blower Pulley & Guide Bolt
11. Loosen the idler pulleys and install the belt under the belt keeps. Make sure the groove of the belt is prop- erly seated in the
Figure 13. Belt Routing
8