4B. Fasten Double Angle Irons To Roof Structure - BIG ASS FANS Powerfoil X 2.0 Installation Manual

4b. Fasten double angle irons to roof structure

Fasten the angle irons to the roof structure mounting points at each end with customer-supplied Grade 8 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.
Grade 8 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
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8'–24' POWERFOIL X2.0 & POWERFOIL
®
Mounting Method: Angle Irons (cont.)
©2012 DELTA T CORP.
X2.0PLUS FANS
®
Ø 9/16"
(1.4 cm)
DBA BIG ASS FAN CO. ALL RIGHTS RESERVED
15
Square Washer
3"
(7.6 cm)
3"
(7.6 cm)
Thickness:
1/4" (6 mm)