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© 2014 MacroAir Technologies Toll Free: 866 668 3247 Fax: 909 890 2313 www.macroairfans.com Rev. Date 111714
BLADE
STRUT ATTACHMENT
• Slide one blade strut into any notch in the hub, chamfered (beveled edge) side facing you, radiused end towards the center of the hub.
• Insert two gold-colored 3/8’’ x 1-3/4’’ bolts (supplied) through the holes in the hub and blade strut. Finger-tighten one gold-colored
3/8’’ nylon lock nut (supplied) onto each bolt.
• Repeat the two steps above for all 6 blade holders.
• Securely tighten all 12 bolts as shown in the images above. Torque each to 45 ft-lbs.
Beveled Edge