4A. Fasten Single Angle Irons To Roof Structure Mounting Points - BIG ASS FANS Basic^ Installation Manual

4a. Fasten single angle irons to roof structure mounting points

If the angle iron span is greater than 8 ft (2.4 m) and requires double angle irons, proceed to step 4b.
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 upper yoke has been mounted to the angle irons (step 5). Big Ass Fans recommends orienting the angle
Proceed to step 5.
Grade 8 Hardware (Customer-Supplied):
a. (4) 1/2-13 Bolt
b. (8) 1/2" Washer
c. (4) 3" Square Washer (BAF-Supplied; see diagram)
d. (4) 1/2-13 Nylock Nut
Note: Ensure the angle irons are oriented as shown.
WWW.BIGASSFANS.COM
Mounting Structure: Bar Joists (cont.)
a
b
c
b
d
to the outside.
©2012 DELTA T CORP.
™
12'–24' BASIC6
Ø 9/16"
(1.4 cm)
DBA BIG ASS FAN ALL RIGHTS RESERVED
Square Washer
3"
(7.6 cm)
3"
(7.6 cm)
Thickness:
1/4" (6 mm)
15