Installation Guide

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BIG ASS FAN 4900
Hardware
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Upper Yoke Hardware
(4) 1/2-13 x 2” GR 8 Bolt
(8) 1/2” Flat Washer
(4) 1/2-13 Nylock Nut
Extension Tube Hardware
(2) 1/2-13 x 4-1/2” GR 8 Bolt
(4) 1/2” Flat Washer
(2) 1/2-13 Nylock Nut
Lower Yoke Hardware
(2) 1/2-13 x 4-1/2” GR 8 Bolt
(4) 1/2” Flat Washer
(2) 1/2-13 Nylock Nut
Main Fan Unit Hardware
(4) 1/2-13 x 1 3/4” GR 8 Bolt
(8) 1/2” Flat Washer
(4) 1/2-13 Nylock Nut
Airfoil Hardware
(12) 5/16-18 x 2” GR 8 Bolt
(24) 5/16” Flat Washer
(12) 5/16-18 Nylock Nut
Winglet Hardware
(6) 10-24 x 1/2” Bolt
(6) 10-24 x 3/4” Barrel
Parts included
If you are missing any piece required for installation, contact Big Ass Fans Customer Service. Note: Drawings below are not to scale.
No hardware substitutions are acceptable.
Pre-Installation (cont.)
If you ordered multiple fans, be sure to keep the components of each fan together. The fans each have differently rated
components that are not interchangeable.
Mounting
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Upper Yoke (2) Lower Yoke
Main Fan Unit
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3-ft Extension Tube, Safety
Cable
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1. If your order includes yokes and an extension tube, square washers will also be included in your hardware. Square washers are needed only if you
are mounting the fan to angle irons. The number of square washers needed depends on the number of angle irons that will be used.
2. The fan includes a 50-ft (15.2 m) pre-attached motor cord.
3. The safety cable is attached to the extension tube.
4. The shackle is included on the hardware boards.