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Taper bore hub installation – Grain Systems Unload Augers PNEG-1735 User Manual

Page 26

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4. Installation

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PNEG-1735 U-Trough Direct Gear Drive Bin Sweep Auger Unload Systems

Taper Bore Hub Installation

1. Be sure the tapered cone surfaces of the bushing and inside of pulley are clean and free of grease

and oil.

2. Place bushing in pulley.

3. Place bolts and lock washers loosely in pull-up holes. Bushing remains fully expanded to assure

sliding fit on shaft.

4. With key on shaft slide pulley to desired position on shaft. Be sure heads of bolts are on outside.

5. Tighten bolts alternately and progressively until they are pulled up tight. Tighten to 180 in. lbs.

(20 N-m) torque. Do not allow pulley to be drawn in contact with flange of bushing. There should
be a gap from 1/8" to 1/4".

DO NOT OVER-TIGHTEN.

Figure 4AH