Corp. Fan User Manual

Motor and Drive Installation Instructions

Model SWB units are shipped from stock without motors or drives.

1. Adjust motor pulley to its closed position for

maximum fan speed or increments of 1/2 turn

open (maximum of 5 turns open) for reduced fan

speed. Tighten set screw on flat area only.

4. Install shaft pulley to fan shaft.

5. Install drive belt(s). Belts should not be forced

over pulleys. Align motor and shaft pulleys with a

straight edge. Tighten all set screws.

6. Adjust belt tension.

See page 6 for belt tensioning instructions.

2. Install motor pulley to the motor shaft and install

motor to the motor plate. Pre-punched holes are

provided for most common motor frame sizes.

3. If supplied, install taperlock bushing into

shaft pulley.

Centrifugal Utility Fans