4B. Fasten Double Angle Irons To Roof Structure - BIG ASS FANS powerfoil x2.0 Installation Manual

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4b. Fasten double angle irons to roof structure

Fasten the angle irons to the roof structure mounting points at each end with customer-supplied hardware as shown. The angle irons
with fan mounting holes should be positioned on the inside, facing each other. Do not tighten the hardware until the upper yoke has
been mounted to the angle irons.
Angle Iron Hardware (Customer-Supplied):
a. (8) 1/2-13 Bolt
b. (16) 1/2" Washer
c. (8) 3" Square Washer (BAF-Supplied; see diagram)
d. (8) 1/2" Nylock Nut
a
b
c
b
d
8'–24' POWERFOIL X2.0 WASHDOWN & POWERFOIL
®
Mounting Structure: Bar Joists (cont.)
WWW.BIGASSFANS.COM ©2012 DELTA T CORP.
X2.0 PLUS WASHDOWN
®
Square Washer
3"
(7.6 cm)
Ø 9/16"
(1.4 cm)
Thickness:
1/4" (6 mm)
ALL RIGHTS RESERVED
3"
(7.6 cm)