Sheet 2300-10 Page 5
13. Bolt on outer case, set impelle way between stationary vane and outer case (not more than 3⁄16 inch from outer case) and tighten hub screws firmly. 14. Turn by hand to check for any contact of impellers with other parts. 15. Start motor and immediately shut off. Listen for any sounds of contact. If none, restart motor. If any scraping or clicking is heard, shut off motor immediately and correct condition. 16. Check direction of rotation.
8. Slip impeller on shaft, but do not tighten. 9. If two stage blower, bolt on outer case, set impeller ½ way between stationary vane and outer case (not more than 3⁄16 inch from outer case) and tighten hub screws firmly. 10. If more than two stages, mount spacer with stationary vane and clamp firmly in four places. 11. Set impeller 1⁄8 inch from stationary vane and tighten hub screws firmly. 12. Slip next impeller on shaft, but do not tighten.
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SHAFT CENTER LINE
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1 - Inlet Guard 2 - Outer Half Case 3 - Impeller 4 - Stationary Vane
5 - Spacer Ring (required on blowers with more than two stages) 6 - Inner Half Case 7 - Felt Seal
8 - Flange Pin 9 - Felt Disc 10 - Felt Retaining Ring 11 - Blower Base
Figure 6 . Exploded half-section of a three stage blower.
Bearing (Free End) Case Assembly (Above)
Case Assembly (Above)
Bearing (Free End) Bearing (Held End)
Bearing (Held End)
V-Belts and Sheaves
Motor
Motor
V-Belt Drive Base
Jackshaft
Nameplate
Rails
Coupled Drive Base
Nameplate
Jackshaft
Flexible Coupling
Figure 8 . Series 300, 2300 Coupled Drive.
Figure 7 . Series 300, 2300 V-Belt Drive.
Standard guards are omitted from photos to give a better view of parts.
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