12’–24’ BASIC 6
®
17
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12’–24’ BASIC 6
®
Mounting Structure: Bar Joists (cont.)
5b. Attach main fan unit (to angle irons)
CAUTION: The main fan unit is heavy. Use caution when raising it. A 24-ft (7.3-m) Basic 6
®
fan weighs, at maximum,
415 lbs (188 kg). A suitable means for lifting the weight of the fan, such as a scissor lift, and at least two (2) installation
personnel will be required.
Attach the main fan unit directly to the angle irons with the Main Fan Unit Hardware as shown. Consult the diagram below for distances
between the angle irons.
Note: The fan can only be directly mounted to angle irons. Do not directly mount the fan to an I-beam.
Tighten the bolts to
40 ft·lb (54.2 N·m)
using a torque wrench and 3/4” socket. After attaching the main fan unit to the angle irons,
tighten all the bolts securing the angle irons to the roof structure to
40 ft·lb (54.2 N·m)
using a torque wrench and 3/4” socket.
Proceed to “Secure Safety Cable” (page 18).
Main Fan Unit Hardware (BAF-Supplied):
a. (4) 1/2-13 x 1 3/4” GR 8 Bolt
b. (8) 1/2’’ Flat Washer
c. (4) 1/2-13 Nylock Nut
b
b
c
a
5 1/2”
(14 cm)
Summary of Contents for Basic 6
Page 1: ...INSTALLATION GUIDE For help call 1 877 BIG FANS or visit www bigassfans com Basic 6 ...
Page 6: ...Notes ...
Page 48: ...Notes ...
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