2 - Big Ass Fans

8’–24’ POWERFOIL ® X2.0 & 10’–24’ POWERFOIL ® X2.0PLUS FANSMounting Structure: Bar Joists (cont.)174b. Fasten double angle irons to roof structureFasten the angle irons to the roof structure mounting points at each end with customer-supplied Grade 8 hardware as shown. The angleirons with fan mounting holes should be positioned on the inside, facing each other. Do not tighten the hardware until the upper yokehas been mounted to the angle irons.Grade 8 Hardware (Customer-Supplied):a. (8) 1/2-13 Boltb. (16) 1/2” Washerc. (8) 3” Square Washer (BAF-Supplied; see diagram)d. (8) 1/2” Nylock NutSquare Washer3”(7.6 cm)Ø 9/16”(1.4 cm)3”(7.6 cm)abThickness:1/4” (6 mm)cbdWWW.BIGASSFANS.COM ©2012 DELTA T CORP. DBA BIG ASS FAN CO. ALL RIGHTS RESERVED