Product Manual
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4a. Fasten single angle irons to roof structure mounting points
Fasten the angle irons to the roof structure mounting points at each end
with installer-supplied Grade 8 hardware. Do not tighten the angle iron
hardware until the fan has been mounted to the angle irons. Note: Big
Ass Fans recommends orienting the angle irons so that the horizontal
legs are facing each other. Refer to the illustration.
Install-Supplied Grade 8 Hardware:
a. (4) 1/2-13 Bolt
b. (8) 1/2” Flat Washer
c. (4) 3” Square Washer (BAF-supplied)
d. (4) 1/2” Nut
4b. Fasten double angle irons to roof structure mounting points
ATTENTION
If installation requires double angle irons (span is greater than 8 ft),
proceed to step 4b.
Fasten the angle irons to the roof structure mounting points at each end
with installer-supplied Grade 8 hardware. Do not tighten the angle iron
hardware until the fan has been mounted to the angle irons.
Installer-Supplied Grade 8 Hardware:
a. (8) 1/2-13 Bolt
b. (16) 1/2” Flat Washer
c. (8) 3” Square Washer (BAF-supplied)
d. (8) 1/2” Nut
A
b
a
c
d
b
a
c
d
Square Washer
Thickness:
1/4” (6 mm)
3” (7.6 cm)
3” (7.6 cm)
Ø 9/16”
(1.4 cm)
ATTENTION
If installation requires double angle irons (span is greater than 8 ft), proceed to step 4b.