4B. Fasten Double Angle Irons To Roof Structure Mounting Points - BIG ASS FANS Essence Installation Manual

4b. Fasten double angle irons to roof structure mounting points

CAUTION: The angle irons must be fastened to the roof structure at each end.
Fasten the angle irons to the roof structure mounting points at each end with customer-supplied Grade 8 hardware as shown. Do not
tighten the hardware until the fan has been mounted to the angle irons.
Proceed to "Hanging the Fan" on page 16.
Angle Iron Hardware (Customer-Supplied):
a. (8) 1/2-13 or M12 Bolt
b. (16) 1/2" or M12 Washer
c. (8) 1/2" or M12 Nut
a
b
d
b
c
ESSENCE
Mounting Structure: Bar Joists (cont.)
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®
Angle Iron Hardware (BAF-Supplied):
d. (8) 3" Square Washer (see diagram)
Ø 9/16"
(1.4 cm)
ALL RIGHTS RESERVED
Square Washer
3"
(7.6 cm)
3"
(7.6 cm)
Thickness:
1/4" (6 mm)
11