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8’ - 24’ POWERFOILPLUS™, POWERFOIL™, & WICKERBILL FANS
Contents
Introduction
Thank You
1
About Big Ass Fans
1
About This Fan
2
What’s in the Box
3
Pre-Installation
Parts Included
4
Tools Needed
5
Important Weights
5
Recommended Torque
5
Fan Diagram
6
Allen-Bradley Controller Diagram (Optional)
7
Preparing the Work Site
8
Understanding Airflow Patterns
9
Mounting Method 1:
I-Beam
1. Attach Upper Yoke (to I-Beam)
11
Mounting Method 2:
Angle Irons
1. Select Proper Angle Irons
12
2. Pre-drill Angle Irons
13
3. Fasten Angle Irons Together (if span is longer than 8’)
13
4a. Fasten Single Angle Irons to Roof Structure Mounting Points
14
4b. Fasten Double Angle Irons to Roof Structure Mounting Points
15
5a. Attach Upper Yoke (to Angle Irons)
16
5b. Attach Motor Frame (to Angle Irons)
17
Hanging The Fan
1. Attach Extension Tube (to Upper Yoke)
18
2. Secure Safety Cable
19
3. Attach Lower Yoke (to Extension Tube)
20
4. Attach Motor Frame (to Lower Yoke)
20
Installing Guy Wires
1. Attach Eyebolt to Motor Frame
21
2. Attach Beam Clamp
21
3. Route Guy Wire Through Gripple
22
4. Install Three Remaining Guy Wires
22
Replacing Oil Plug
Replace Oil Plug on Bonfiglioli Motors
23
Replace Oil Plug on Bonfiglioli Motors (24 ft Fans)
24
Replace Allen Head Plug on Baldor Motors
25
Installing Airfoils
1. Attach Winglets (Powerfoil, PowerfoilPlus)
26
2. Attach Airfoils to Hub
26
Electrical Installation
Electrical Installation Safety
27
Electrical Installation Overview
27
Power Requirements for Big Ass Fan Controllers
28
Controller Dimensions
29
Mounting Controller
30
Controller Storage
30
Input Power Conditioning
30
Power Wiring Guidelines
31
Conduit/Piping Guidelines
32
Installation Techniques: Single Fan Controls
33
Installation Techniques: Multiple Fan Controls
34
Grounding
35
Standard Grounding for Powerflex 4 Controller
36
Standard Grounding for Powerflex 4M Controller
37
Shielded Motor Cable Grounding for Powerflex 4 Controller
38
Shielded Motor Cable Grounding for Powerflex 4M Controller
39
Multi-Fan Grounding for Powerflex 4 Controller
40
