INSTALLATION GUIDE
Contents
1. 9 If you ordered multiple fans did you keep the parts of each fan together Customer Service 1 877 BIG FANS WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Installation Guide Big Ass Fan 2025 Installation Guide Mar 2014 Rev A This product was manufactured in a plant whose Conforms to ANSI UL STD 507 Electric Fans Management System is certified as being in Conforms to CSA C22 2 No 113 Fans amp Ventilators conformity with ISO 9001 2008 Contact Information Manufacturing Customer Service Warranty Returns 2425 Merchant Street 2348 Innovation Drive 800 Winchester Road Lexington KY 40511 Lexington KY 40511 Lexington KY 40505 1 877 BIG FANS 1 877 BIG FANS 1 877 BIG FANS www bigassfans com www bigassfans com www bigassfans com All trademarks used herein are the properties of their respective owners No part of this document may be reproduced or translated into a different language without the prior written consent of Big Ass Fan Company The information contained in this document is subject to change without notice WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 IMPORTANT SAFETY INSTRUCTIONS READ AND SAVE THESE INSTRUCTIONS TO REDUCE THE RISK OF FIRE ELECTRIC SHOCK OR INJURY TO PERSONS OBSERVE THE FOLLOWING CAUTION Installation work and electrical2. 0 10 VDC Speed Ref Jj Not Used Status Run Enable m From main Closed Enable Open Disable box if Status LED z applicable Red 10 VDC Supply d YELLOW Fi Power Supply A 110 125 VAC 16 10 50 60 Hz BLUE White X2 C Blue Yellow Red X2 NO Orange Coil 20 32VDC 20mA p N N YELLOW Ls BLUE GREEN OR BARE COPPER CAT5 Cable l gt Controller Power Supply BROWN Input Cabl ower supply zE not used nput Cable Cable 2g sg WHITE N MIN E gt II BLACK To wall E controller gt K Wall Controller e o WWW BIGASSFANS COM 2014 DELTA T CORP See page 21 for mounting instructions ALL RIGHTS RESERVED BIG ASS FAN 2025 Mounting the Wall Controller 21 Mount the wall controller so that the fan it controls is visible from the controller location Install the controller on a flat surface that is readily accessible free from vibration and where there is adeguate distance from foreign objects or moving eguipment The controller can be surface mounted to a wall or mounted to a customer supplied junction box Dimensions 2 96 7 52 cm O MED LOW HIGH 4 71 11 97 c
3. If the fan is mounted at the same level or higher than a diffuser the airfoil tips E must be at a distance that is at least 1x the measure of the fan s diameter 21x fan s diameter HVAC Diffuser 7 fi s za 2 1m m 7 ft diameter If the fan is mounted below a diffuser the airfoil tips must be at a distance ee that is at least 2x the measure of the fan s diameter gt sdi HVAC gt 2x fan s diameter nn OA 4 3 m 7 ft diameter Electrical Ensure power wiring is routed to a junction box at the fan location prior to installation To reduce the risk of electric shock wiring should be performed by a qualified electrician Incorrect assembly can cause electric shock or damage the motor and the controller Installation of a Big Ass Fan must be in accordance with the National Electrical Code NEC ANSI NFPA 70 2011 and local codes WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 G Installing the Fan N WARNING The fan weighs 70 Ibs 31 8 kg The fan should not be installed unless the structure on which the fan is to be mounted is of sound construction undamaged and capable of supporting the loads of the fan and its method of attachment A structural engineer should verify that the mounting structure is adeguate prior to fan installation Verifying the stabili
4. Warranty Policy cont 33 THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE AND OF ALL OTHER OBLIGATIONS AND LIABILITIES ON BIG ASS FAN COMPANY S PART AND BIG ASS FAN COMPANY NEITHER ASSUMES NOR AUTHORIZES ANY PERSON TO ASSUME FOR IT ANY OTHER LIABILITY IN CONNECTION WITH THE SALE OF THE PRODUCTS NO OTHER WARRANTY EXPRESSED OR IMPLIED WHETHER OF FITNESS FOR A PARTICULAR PURPOSE OR OF MERCHANTABILITY OR OF ANY OTHER KIND WHETHER OR NOT SIMILAR IN NATURE TO ANY PREVIOUSLY SPECIFIED SHALL EXIST WITH RESPECT TO SUCH PRODUCTS ALL SUCH WARRANTIES BEING HEREBY DISCLAIMED BY BIG ASS FAN COMPANY AND WAIVED BY CUSTOMER UNDER NO CIRCUMSTANCES SHALL BIG ASS FAN COMPANY BE LIABLE FOR ANY LOSS DAMAGE COST OF REPAIR OR INCIDENTAL OR CONSEGUENTIAL DAMAGES OF ANY KIND IN CONNECTION WITH THE USE SALE OR REPAIR OF ANY PRODUCTS PURCHASED FROM BIG ASS FAN COMPANY UNLESS SUCH DAMAGES CANNOT BE EXCLUDED BY LAW Big Ass Fan Company reserves the right to change this warranty at any time without advance notice WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 34 Warranty Return Instructions Congratulations on your purchase of a Big Ass Fan We are delighted that you have chosen our product to improve the guality of your indoor environment and hope you ll have much pleasure using the fan for years to come Replaceme
5. INSTALLATION GUIDE Big Ass Fan 2025 For help call 1 877 BIG FANS or visit www bigassfans com Installation Checklist Did a structural engineer approve the mounting structure See page 5 for Big Ass Fans approved mounting structures 9 9 9 ooo Are you familiar with the function and use of the safety cable See pages 12 and 14 for information on properly securing the safety cable Will the fan be installed so that the airfoils have at least 2 ft 0 61 m of clearance from obstructions 6 6 8 9 8 9 6 W
6. Wiring the Fan A A N WARNING To reduce the risk of electric shock wiring should be performed by a gualified electrician Incorrect assembly can cause electric shock or damage the motor and the controller Hazard of electrical shock 19 N WARNING The installation of a Big Ass Fan must be in accordance with the reguirements specified in this installation manual and with any additional reguirements set forth by the National Electric Code NEC ANSI NFPA 70 2011 and all local codes Code compliance is ultimately YOUR responsibility CAUTION The Big Ass Fans product warranty will not cover damage or failure caused by improper installation N WARNING Exercise caution and common sense when powering the fan Do not connect the fan to a damaged or hazardous power source Do not attempt to resolve electrical malfunctions or failures on your own Contact Big Ass Fans if you have any questions regarding the electrical installation of this fan Power requirements Input power Required circuit size Rated current Wiring diagram Power Supply Controller Input Cable y 110 125 VAC 10 40 10 VDC y 10A 50 60 Hz Speed Ref Not Used 5 Status LED ya ga Controller z 5 ee 77 Input Cable Run Enable z CAT5 Cable Closed Enable 7 __ Open Disable a H 4 4 _ Ube the Status LED TE
7. every degree higher that the thermostat is reset reduces the energy consumed by the air conditioner by 1 5 2 To minimize energy usage during the cooling season operate the fan only when building occupants are present Increase the speed of the fan until desired air speed or maximum fan speed is reached In air conditioned facilities increase the thermostat setting by 2 to 7 F to reduce energy consumption and save energy WWW BIGASSFANS COM 2014 DELTAT CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 24 Preventive Maintenance N WARNING Before servicing or cleaning unit switch power off at the service panel and lock the service disconnecting means to prevent power from being switched on accidentally When the service disconnecting means cannot be locked securely fasten a prominent warning device such as a tag to the service panel WARNING When service or replacement of a component in the fan requires the removal or disconnection of a safety device the safety device is to be reinstalled or remounted as previously installed Please take a few moments each year to perform the following preventive maintenance inspection on your fan to ensure its safe and efficient operation Before contacting Customer Service try resolving the issue using the troubleshooting procedures on page 27 If you have any questions contact Customer Service Annual preventive maintenance Perform the following maintenance procedures each year using the Annual M
8. Motor Stall Three 1 2 Second Flashes 4 Seconds Off Output Device Failure Four 1 2 Second Flashes 4 Seconds Off Internal Communication Error Five 1 2 Second Flashes 4 Seconds Off DC Buss Undervoltage Six 1 2 Second Flashes 4 Seconds Off DC Buss Over Voltage Seven 1 2 Second Flashes 4 Seconds Off Run Enable Jumper Open Eight 1 2 Second Flashes 4 Seconds Off Motor Overload Thermal Trip Nine 1 2 Second Flashes 4 Seconds Off Current Limit Short Circuit Fan status LED troubleshooting LED code Description Possible cause s Possible solution s The fan drive electronics have exceeded safe operating Over Temperature temperature limits Output Device Failure The fan drive electronics have failed or output phase loss has occurred Internal Communication Error he main fan drive has failed to respond to the The fan will shut down for five 5 minutes command source daughterboard etc and then attempt to restart two 2 times If DC Buss Undervoltage Buss voltage has fallen below 255 VDC Ule an poU reset power to the fan If the fan still does DC Buss Over Voltage Buss voltage has exceeded 373 VDC not restart contact Customer Service Motor Overload Thermal Trip Thermal motor overload protection has been activated The hardware current limit has been reached A severe Current Limit Short Circuit overload or short circuit condition exists on the fan drive output The fan failed to accelerate to the target RPM
9. days following shipment of the product whichever date is earlier To obtain warranty service the customer will be required to provide documentation verifying the date the product was installed What will Big Ass Fans do 1 During the Warranty Period Big Ass Fans will at its option a Repair or replace the affected components of any defective product b Repair or replace the defective product or c Refund the price you paid for the product upon return of the product to Big Ass Fans shipping and insurance prepaid What are the steps required to obtain Warranty service 1 Ifthe fan is operating immediately turn off the fan 2 Contact Big Ass Fans Technical Support Department as soon after the issue is discovered as possible by a Calling 1 877 BIG FANS 244 3267 or b Going online to www bigassfans com technical support and completing a Technical Service form or c Completing the Warranty Claim form and the Responsibility Agreement located in the back of the Installation Manual and mailing the forms to Big Ass Fans Technical Support Department 2348 Innovation Drive Lexington KY 40511 or by faxing them to 859 967 1695 Technical Support is open from 8 00 a m to 5 00 p m Eastern Time Monday Friday excluding major holidays Every effort will be made to respond to all Technical Support requests within 24 hours of receipt 3 Once the Technical Support Representative has received your warranty claim a case will be process
10. detailed below b Noise heard during operation is within normal operating levels in which case this Warranty would be inapplicable Note Certain electrical motor or other operating noise may be impossible to eliminate due to the fan design and or site conditions Dissatisfaction with normal operating noise levels is not covered by this Warranty and return of any fans for this reason will be subject to Big Ass Fans Return Policy see below c Adverse site conditions including but not limited to excessive dust heat humidity unstable electric service or any other unknown or unforeseen condition that affects the proper operation of the products improper application or improper installation is determined to be the basis for the failure d The problem or defect is material and requires action under this warranty and e The remedy of repair replacement or refund is appropriate 2 If Big Ass Fans determines in its sole discretion that the appropriate remedy under the Warranty is a refund the refund amount will be limited to the price paid by the customer for the product alone and under no circumstances will it include the cost of labor shipping handling packaging or any other incidental or conseguential costs incurred or anticipated by the customer 3 With respect to replacement or repair rendered Big Ass Fan Company reserves the right to use replacement parts that are refurbished Big Ass Fan Company warrants that the parts r
11. it is snug but do not torgue Mounting Hardware BAF Supplied a 4 M10 x 40 mm Hex Head Cap Screw b 8 M10 Flat Washer c 4 M10 Nylock Nut Side View BAR 1 2 14 6cm Note Dashed lines represent angle irons WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 12 Installing the Fan cont 8 Secure safety cable to main fan unit N CAUTION Do not remove the main fan unit from its protective packaging or place it on a flat surface prior to hanging it N CAUTION To prevent damage avoid contact with the stator wires located on the bottom of the main fan unit CAUTION The main fan unit is heavy Use caution when raising it Raise the main fan unit directly from its packaging to the extension tube Route the three 3 sets of wires from the main fan unit up into the bottom of the extension tube and out the rectangular access hole near the bottom of the tube Ensure the wires are positioned inside the grooves on the motor shaft Note Wiring not shown in the illustrations below While supporting the main fan unit secure the safety cable to the motor shaft using the Safety Cable Hardware as shown Insert the clevis pin through the safety cable lug and motor shaft and then insert the straight leg of the cotter pin into the small hole on the clevis pin Safety Cable Hardware BAF Supplied Cotter pin inserted into clevis pin a 5 16 Clevis Pin o b Cotter Pin Route wi
12. may involve contacting a contractor to remove repair or replace the fan or to remove the fan and return it to us The cost of labor incurred for factory installed fans to remove repair or reinstall the fans will be covered only during the first 12 months after the warranty becomes effective and only pursuant to the terms of the definition of Labor below 6 If we ask you to ship the fan back to Big Ass Fans for repairs or replacement we will prepay the shipping and insurance for factory installed fans during the first 12 months after the warranty becomes effective however you will have to repackage the fan in sucha way that there is no damage to the fan in transit You will be sent any return shipment documentation necessary to help you return the fan to Big Ass Fans If we determine that no warrantable failure occurred or defect exists we may invoice you for these shipping costs Please be patient while we arrange for or undertake the necessary warranty service We will provide you with regular status updates as well as shipment dates if appropriate until your fan is back in service Conditions 1 Big Ass Fan Company reserves the right to make the final determination based on its own evaluation of the fan and all components as to whether a The problem in guestion is the result of a defect in design workmanship or materials and not a result of error misuse or abuse on the part of the customer as set forth under the exclusions
13. not conform to those established by the instructions codes and standards described under items 4 a through 4 d above e Any modification or alteration of or adjustment to the fans fan control and or mounting and installation hardware and or any disassembly of the major components of the fans and fan controls for any purpose whatsoever including any attempt to diagnose and or repair any problem without prior written authorization from Big Ass Fans Technical Support Department f Misuse abuse accidents unreasonable use or Acts of God g Incorrect electric current voltage or supply h Failure to use fan controls supplied by Big Ass Fan Company unless i Big Ass Fans Technical Support Department has provided written permission prior to installation and The fan controls are built operated and maintained according to specifications provided to and approved by Big Ass Fans Technical Support Department i Failure to perform periodic maintenance as detailed in the Big Ass Fan Company supplied Installation Manual Conseguential or incidental damages sustained by any person entity or structure as a result of any breach of these warranties except where such damages may not be excluded by law 6 Claims made for products that have not been paid for in full 7 Damage caused by premises structural defects structural movement or settlement exposure to chemicals salt water acid rain or other corrosive elements excessi
14. structure is inaccessible Contact Customer Service if you need assistance installing the safety cable WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Pre Installation cont 3 Parts included cont Note Drawings below are not to scale Electrical Airfoils 6 Airfoil 1 The cover plate assembly includes a fan status LED and a switch used to change the direction of fan rotation The LED will flash an error code if there is a problem with the fan See page 28 for information on the fan status LED See page 22 for information on changing the fan direction 2 The fire relay is provided for fans that will be installed in buildings that have a fire sprinkler system See page 20 for fire relay wiring details 3 The CAT5 cable connects the wall controller to the fan One end plugs into the wall controller and the other end plugs into the controller input cable See pages 19 20 for wiring details A longer CAT5 cable can be used if needed customer supplied Tools needed Big Ass Fans recommends gathering the following tools prior to beginning installation WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 4 Pre Installation cont Fan diagram Refer to the diagram below to identify the fan components Note The safety cable is not pictured below however it is an important part of the installation A Upper mount Secures the fan to the mo
15. wiring must be done by qualified person s in accordance with all applicable codes and standards CAUTION When cutting or drilling into wall or ceiling do not damage electrical wiring and other hidden utilities CAUTION Use this unit only in the manner intended by the manufacturer If you have guestions contact the manufacturer WARNING Before servicing or cleaning unit switch power off at service panel and lock the service disconnecting means to prevent power from being switched on accidentally When the service disconnecting means cannot be locked securely fasten a prominent warning device such as a tag to the service panel CAUTION The installation of a Big Ass Fan must be in accordance with the reguirements specified in this installation manual and with any additional reguirements set forth by the National Electric Code NEC ANSI NFPA 70 2011 and all local codes Code compliance is ultimately YOUR responsibility Failure to comply with these codes could result in personal injury or property damage CAUTION Exercise caution and common sense when powering the fan Do not connect the fan to a damaged or hazardous power source Do not attempt to resolve electrical malfunctions or failures on your own Contact Big Ass Fans if you have any guestions regarding the electrical installation of this fan WARNING To reduce the risk of fire electric shock and injury to persons Big Ass Fans must be installed with Big Ass Fan supplied controller
16. 15 14 Install Lower Cover Mounting Bracket 15 15 Install Lower Cover 16 16 Install Trim Ring 16 Installing Airfoils 1 Attach Airfoil Tips to Airfoils 17 O meme eere ree ene rsen senes 17 Attach Airfoils to Main Fan Unit 18 Wiring the Fan Electrical Safety Information 19 Power Requirements ea 19 Wiring Diagram 19 Wiring Fire Signal Relay a 20 Mounting the Wall DIMENSIONS 21 Mounting to a Wall 21 Controller Mounting to a Junction Box 21 Operating the Fan Operating the Wall Controller 22 Changing the Fan Direction een 22 Heating 56 60 2 2 nenne 23 CE 23 Preventive Maintenance Annual Preventive Maintenance 24 General Preventive Maintenance cocoa dd 24 Annual Maintenance Annual Maintenance Checklist nee 25 Checklist Trou bleshooting ear moli 27 Electrical Troubleshooting isses I mereri 28 Replacing FUSeS nennen nenne nennen een 29 Warranty 30 Acknowledgment 8 Return Instructions esses 34 Warranty Claim Form Instructions mee 35 Waranty Caimi ME 37 Responsibility Agreement EI NEEE IEEE ani EE EEEE 38 WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED Notes BIG ASS FAN 2025 Introduction 1 Thank you and congratula
17. 505 Use the packaging for the replacement part to return the original part Include the packing list we have provided which includes the RMA If the part weighs over 50 Ibs you will be provided a prepaid Bill Of Lading To schedule a freight pick up please contact Customer Service We will only charge back the freight costs if the original part is not under warranty or if you do not return the original component within 10 days of receipt of the replacement 5 If the part weighs 50 Ibs or less please use the provided prepaid UPS Ground shipping label and drop off at your nearest UPS pickup location AOUN If you have questions please contact us at 1 877 BIG FANS WWW BIGASSFANS COM 2014 DELTAT CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Warranty Return Instructions cont 35 Warranty claim form instructions 1 Complete Warranty Claim Form and Responsibility Agreement see following pages and fax them to 859 967 1695 Customer Service These pages will be faxed back to you for your records The Warranty Claim Form will include our acknowledgment and a Return Materials Authorization RMA number Do not return any item without first being assigned an RMA by Big Ass Fans Customer Service No more than 10 days prior to the date you have made arrangements to replace the component part call Customer Service at 1 877 BIG FANS to arrange for replacement component delivery and original component pickup At tha
18. 95 www bigassfans com Warranty Claim Form Name print Signature Company Shipping Address City State ZIP Phone Fax Date of Items Returned Purchase Reason s for returning item please provide detail including length of time after fan had been in operation that problem was noticed nature of problem any attempts you made to remedy the problem etc ATTENTION Do not return any item without first being assigned an RMA by Big Ass Fan Company Customer Service Department The RMA must appear on the outside of the box being returned Items without an RMA will not be accepted Date replacement parts Please do not request shipment until you are prepared to install should be shipped if known you may call us at 1 877 BIG FANS to arrange shipment when you have scheduled installation Acknowledgment of Receipt of Warranty Return Notification to be completed by Big Ass Fan Company Acknowledged by Date Authorized Truck Line s 800 Winchester Road BIGASS Lexington KY 40505 FANS Phone 1 877 BIG FANS No Equal Fax 859 967 1695 www bigassfans com Responsibility Agreement To Big Ass Fan Company The undersigned understands and acknowledges receipt of the Warranty Claim Form and Instructions and agrees that Big Ass Fan Company has the right upon receipt of returned merchandise to make final determination as to whether this merchandise should be replaced at no cost under Big Ass Fan
19. Company s stated warranty policy The undersigned further agrees that if Big Ass Fan Company determines that this merchandise does not qualify under its stated warranty policy Big Ass Fan Company can invoice for the replacement merchandise plus shipping and handling for the original part and all replacements and such invoice will be paid within 15 days of receipt of the same The undersigned agrees to ship to Big Ass Fan Company s location at 800 Winchester Road Lexington KY 40505 all of the merchandise replaced by Big Ass Fan Company including but not necessarily limited to defective or failed components within 10 working days of the receipt of the any replacements The undersigned further agrees that if said replaced merchandise has not been shipped to Big Ass Fan Company within 10 working days Big Ass Fan Company can invoice for the replacement merchandise plus shipping and handling and the invoice will be paid within 15 days of receipt Signed Title For Name of Company Date L d 77s f OMO OF 004465 01 lt REV A S BIGASS 2425 Merchant St Lexington KY 40511 1 877 BIG FANS WWW BIGASSFANS COM
20. ERVED BIG ASS FAN 2025 Operating the Fan cont 23 Moving at a low speed means less energy used for operation translating into more energy savings year round Follow the procedures below to ensure the most efficient operation of your Big Ass Fan To ensure proper fan rotation 1 Turn on the fan 2 Verify that the fan is rotating in the counterclockwise direction when viewed from below 3 Ifthe fan is not rotating counterclockwise reverse the fan direction See the previous page for instructions on changing the direction of rotation Heating season In spaces with higher ceilings Big Ass Fan 2025 fans return heat from the ceiling to floor level more efficiently than smaller ceiling fans For maximum energy savings the fan should be operated continuously during the heating season and should not be operated in reverse clockwise Big Ass Fans are designed to operate efficiently at very low speeds so turning the fan very slowly in the forward direction counterclockwise will provide enough air movement to circulate the hot air at the ceiling down to the floor without causing a draft Stand directly below the tips of the airfoils with hand outstretched If you feel a draft slightly decrease the fan speed Repeat until the draft is no longer noticeable Cooling season The cooling effect created by the breeze from Big Ass Fan 2025 fans keeps occupants comfortable with the thermostat at a higher setting During the cooling season
21. N LLI N Red 10 VDC Supply a EE Q oc gt BROWN Cable f 5 E NI N Dx To wall Ss controller OR D N e o Dd Wall Controller See page 21 for mounting instructions WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 20 Wiring Fire signal relay Wiring the Fan cont N WARNING To reduce the risk of electric shock wiring should be performed by a gualified electrician Incorrect assembly can cause electric shock or damage the motor and the controller Hazard of electrical shock N CAUTION Installation work and electrical wiring must be done by qualified person s in accordance with all applicable codes and standards ATTENTION If installing the fire relay the fan must be installed per the following National Fire Protection Association NFPA guidelines The fan must be centered approximately between four adjacent sprinklers The vertical distance from the fan to the sprinkler deflector must be at least 3 ft 91 4 cm The fan must be interlocked to shut down immediately upon receiving a waterflow signal from the alarm system The fire relay is provided for fans that will be installed in buildings that have a fire sprinkler system The fire relay integrates the fan with the sprinkler system and shuts down the fan upon receiving an alarm signal from the system Controller Input Cable
22. aintenance Checklist on the following page Ensure all upper mounting bolts are present and torqued to 25 ft lb 33 9 N m Ensure airfoils are secured to one another by airfoil retainers Ensure all 12 bolts securing the airfoils to the fan are present and torqued to 29 ft lb 39 3 N m Ensure the two 2 bolts securing the extension tube to the main fan unit are present and torqued to 25 ft lb 33 9 N m Ensure all airfoil tip hardware is secure RONA General preventive maintenance e Verify proper fan rotation To be effective the fan must be turning counterclockwise when viewed from the floor Dust airfoils and motor If desired use a gentle cleaner or degreasing agent to polish the airfoils Do not use Clorox or other chlorine based cleaners This could result in the release of toxic fatal fumes Do not use cleansers on the electronics enclosure Check that the safety cable and upper mounting system are secure Observe the motion of the fan during operation The fan should not wobble or precess If any wobble is noticed ensure the mounting structure is rigid enough to support the fan N WARNING Do not operate a fan with missing or damaged components Please contact Customer Service View from Below WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED nass No Equal Annual Maintenance Checklist Fan Model Fan Model Fan Model Serial ff Serial Serial Location Location L
23. anty Policy Congratulations on your purchase of a Big Ass Fan We are delighted that you have chosen our product to improve the guality of your indoor or outdoor environment and hope you ll have much pleasure using the fan for years to come Warranty period Item Period of coverage Hub and airfoils Lifetime parts Motor and controller 1 year parts All other fan components 1 year parts What is covered This Warranty covers any defects in materials or workmanship under normal use and maintenance that adversely affect the ability of the fan to operate properly when the product is installed correctly according to Big Ass Fans written installation instructions by a state qualified or licensed electrical contractor and operated pursuant to these instructions and when such fans are purchased directly from Big Ass Fan Company Big Ass Fans Affiliated Companies in Australia or a Big Ass Fan Company Authorized Dealer This Limited Warranty is subject to all provisions conditions limitations and exclusions described within this document Who is covered This Warranty extends to the original purchaser and subsequent owners but only while the fan remains at the site of the original installation This Warranty extends through the first installation of the fan and terminates if the fan is moved or reinstalled at a new location When does the Warranty Period begin The Warranty Period commences on the date the product is installed or 15
24. are to 25 ft Ib 33 9 N m using an 8 mm Allen wrench and a torgue wrench with a 17 mm socket Extension Tube Hardware Tighten all hardware securing the angle irons to the roof structure Angle Iron Hardware to 40 ft Ib 54 2 N m using a 3 4 or 19 mm wrench and a torque wrench with a 3 4 or 19 mm socket 0 H E N A WOE N A tega Angle Iron Hardware single angle irons Angle Iron Hardware double angle irons WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 14 Installing the Fan cont 11 Secure safety cable to angle irons Z WARNING The safety cable is a crucial part of the fan and must be installed correctly If you have any questions call Customer Service To secure the safety cable to the angle irons 1 Route the free end of the safety cable into one of the two 2 holes in the Gripple and then pull the cable through the Gripple until the Gripple rests at the top of the extension tube 2 Wrap the safety cable tightly around the angle irons as shown leaving as little slack as possible 3 Route the loose end of the safety cable through the remaining hole in the Gripple and pull to tighten 12 Connect power and wall controller wiring Plug the male wiring harnesses on the fan wiring into the female wiring harnesses on the power supply cable and the controller input oe Power Supply cable as
25. ed In order to process this case please have the following information available a Your name address phone number and installation address b Product brand name serial number purchase price and verification of product installation or premises possession date c Detailed description of the problem you have experienced 4 Ifthe Technical Support Representative determines that the warranty claim is valid and that a replacement part is required the Representative will process the claim and the replacement part will be shipped to you Included in the shipment of the replacement part will be any shipping labels and documents needed to return the original part including a Return Materials Authorization RMA number WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Warranty Policy cont 31 Steps to obtain Warranty service cont Note Your receipt of the replacement part constitutes your agreement to return the failed part to Big Ass Fans within 15 days of the receipt of the replacement part delivery If Big Ass Fans does not receive the original part you will be invoiced for the retail cost of the replacement part and shipping and you will be responsible for payment for the replacement part upon receipt of the invoice Big Ass Fans reserves all rights it retains under law to collect the retail cost of the replacement part and shipping if the original is not returned as specified above 5 Obtaining service
26. eplaced or repaired whether or not they have been refurbished or are original eguipment will operate properly and be free from defects in materials and workmanship for a period of 90 days from the date of shipment to the customer or for the remainder of the original warranty period whichever is longer 4 A service fee parts replacement fee and shipping charges may be imposed if any fan is returned for warranty service that is missing components or that has been modified in any way or when we determine that no warrantable failure occurred or defect exists Such fees and charges will vary based upon the actual material and labor costs necessary to replace missing or modified parts and to return the fan to its original factory condition Return policy Returns must be received within 90 days of shipment The customer will be responsible for return freight charges A restocking fee of 25 for unopened boxes and 50 for opened boxes applies to all returns What is not covered exclusions 1 Units purchased and used outside the USA and its territories Canada or Australia 2 Units purchased from any entity other than Big Ass Fan Company Big Ass Fan Affiliated Companies in Australia or a Big Ass Fan Company Authorized Dealer 3 Units or components where the serial number or part number sticker has been removed or defaced WWW BIGASSFANS COM 2014 DELTAT CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 32 Warranty Policy cont Exclusion
27. f the appliance by a responsible person Children should be supervised to ensure that they do not play with the appliance Leave this installation guide with the owner of the fan after installation is complete WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Contents Introduction eiu a i Thank mo 1 About Big ASS Fans aaa 1 About this FAN 1 Pre Installation 2 TOO INC CC caido 3 E A ONA A ONA 4 Preparing the Work Site 5 Installing the Fan 1 Select Proper Angle IroNs nennen 6 2 Pre drill Angle IONS A Z Secure Angle Irons if span is longer than 8t 7 4a Fasten Single Angle Irons to Roof Structure Mounting 1 8 4b Fasten Double Angle Irons to Roof Structure Mounting Points v 9 5 Route Wiring and Safety Cable into Extension Tube 10 6 Attach Upper Mount and Upper Mounting Brace to Extension Tube 10 7 Attach Upper Mount to Angle Irons Ree 11 8 Secure Safety Cable to Main Fan Unit 12 9 Attach Main Fan Unit to Extension eee 12 10 Tighten Hardware 13 11 Secure Safety Cable to Angle lrons sss 14 12 Connect Power and Wall Controller Wiring 14 13 Install Cover Plate Assembly
28. he roof structure that the angle irons will span Measure the same distance on the angle irons and drill 9 16 1 4 cm holes through each end of the angle irons Drill holes in two angle irons if span is 8 ft 2 4 m or less Drill holes in four angle irons if span is greater than 8 ft 2 4 m 9 16 1 4 cm 9 16 1 4 cm 1 2A 5 1 2 14 cm distance between roof structure mounting points 3 Secure angle irons if span is longer than 8 ft If the angle iron span is 8 ft 2 4 m or less proceed to step 4a on the following page If the angle iron span is longer than 8 ft 2 4 m it is necessary to use double angle irons Locate the center of the angle iron length Drill 9 16 1 4 cm hole through the center of the vertical wall of the angle iron Drill a total of four angle irons Place two drilled angle irons back to back Fasten the angle irons together with customer supplied Grade 8 hardware Align the angle irons to each other and tighten the bolts to 25 ft Ib 33 9 N m using a torgue wrench with a 3 4 or 19 mm socket Repeat step for remaining two angle irons Proceed to step 4b Side View Angle Iron Hardware Customer Supplied a 2 1 2 13 or M12 Bolt b 4 1 2 or M12 Washer c 2 1 2 or M12 Nut WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 8 Installing the Fan cont 4a Fasten single angle irons to roof structure mounting points If ins
29. ill the fan installed so that it is not subjected to high winds such as from a Heating Ventilating and Air Conditioning HVAC system or near a large garage door If the fan is mounted at the same level or higher than a diffuser the airfoil tips must be at a distance that is at least 1x the measure of the fan s diameter If the fan is mounted at the same height or below a diffuser the airfoil tips must be at a distance that is at least 2x the measure of the fan s diameter 8 9 8 9 0 Will the distance between multiple fans be at least 2 5x the fans diameter when measured from the centers of the fans 0 9 8 9 9 9
30. isconnect power to the fan before installing the airfoils 1 Attach airfoil tips to airfoils Attach the airfoil tips to the airfoils using the Airfoil Tip Hardware as shown Securely tighten the screws using a 3 mm Allen wrench Attach airfoil tips to all six 6 airfoils before attaching the airfoils to the fan Airfoil Tip Hardware BAF Supplied 6 M5 x 12 mm Button Head Screw 2 Position airfoils Slide the airfoils onto the tabs as shown WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 18 Installing Airfoils cont 3 Attach airfoils to main fan unit N WARNING Disconnect power to the fan before installing airfoils Attach the six 6 airfoil retainers using the Airfoil Hardware Moving clockwise around the fan hub position the airfoil retainers as shown Hole A of the retainer should be positioned over top of Hole B Do not tighten the bolts until all airfoil retainers have been attached Tighten the bolts along the outside perimeter to 29 ft lb 39 3 N m using a torque wrench with a 6 mm Allen head socket After the outer perimeter bolts are torqued tighten the bolts along the inner perimeter to 29 ft Ib 39 3 N m Airfoil Hardware BAF Supplied a 12 M8 x 18 mm Socket Head Cap Screw b 12 8 mm Belleville Washer Belleville Washer Airfoil Retainer Hole A Hole B WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025
31. lied a 8 1 2 13 or M12 Bolt d 8 3 Sguare Washer see diagram b 16 1 2 or M12 Washer c 8 1 2 or M12 Nut Sguare Washer 3 7 6 cm aM 9 16 T 1 4 cm 3 7 6 cm Thickness 1 4 6 mm WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 10 Installing the Fan cont 5 Route wiring and safety cable into extension tube Controller Input Note To facilitate installation Big Ass Fans recommends that the extension Cable tube is horizontal with the rectangular access hole facing up during this step To route the wiring and safety cable into the extension tube 1 Route the end of the controller input cable with the wiring harness on it the end without the three loose wires down into the top of the extension tube and out the rectangular access hole as shown 2 Route the end of the power supply cable with the wiring harness on it down into the top of the extension tube and out the rectangular access hole as Access Hole shown 3 Route the end of the safety cable with the lug on it down into the top of the extension tube and out the bottom of the tube as shown 6 Attach upper mount and upper mounting brace to extension tube Note To facilitate installation Big Ass Fans recommends that the extension tube is horizontal with the rectangular access hole facing up during this step Wiring and the and safety cable are not shown in the illustrations Insert the u
32. m Mounting to a wall To mount the wall controller to a wall 1 Attach the back plate of the wall controller to the wall using suitable customer supplied mounting screws Use any of the available mounting holes on the back plate 2 Route the CAT5 cable from the fan through any of the available knockouts on the wall controller and connect it to the CAT5 connector inside the controller Note Knockouts and the CAT5 cable are not shown in the illustration on the right 3 Snap the controller onto the back plate as shown Mounting to a junction box Note A junction box is not supplied To mount the wall controller to a junction box 1 Remove the wall controller s front cover assembly by unscrewing the two 2 screws on the front cover Set the screws aside in a safe location 2 Route the CAT5 cable from the fan into the junction box and connect it to the CAT5 connector on the front cover assembly 3 Mount the front cover assembly to the junction box using the two 2 screws as shown Wall Controller Hardware BAF Supplied 2 6 32 x 1 2 Oval Head Screw 2 95 7 49 cm a gt ca O ON Of Sen Back Plate mounted to wall with customer supplied screws Wall Controller Junction Box in wall customer supplied Wall Contr
33. nt of products under warranty acknowledgment amp return instructions you believe a part failed during normal operation and is covered under warranty Big Ass Fans will ship a replacement part to you pursuant to your notice that you will be replacing the original part within 10 days The replacement part will be shipped to you prior to our receipt of the item that failed and prior to our evaluation of this part to determine the reasons for its failure and whether it is covered under warranty In order to evaluate the cause of the product failure we will need you to return the original part to our offices within 10 working days of receipt of the replacement part Should the part be covered under warranty you will not be charged for the replacement item however you will be charged for the replacement part plus shipping if 1 the part is not under warranty because the source of failure is outside the scope of the warranty or 2 the warranty period has expired Ifthere is no warranty coverage we will send you a detailed letter of explanation We also will charge you for the replacement item plus shipping and handling if you do not return the original item within 10 days of the receipt of the replacement item Instructions for returning the original item 1 Please use the return label that is included in the box containing the replacement part The return shipment address is Big Ass Fan Company ATTN RMA 800 Winchester Road Lexington KY 40
34. ocation BIG ASS FAN 2025 Troubleshooting 27 N WARNING When servicing or replacement of a component in the fan reguires the removal or disconnection of a safety device the safety device is to be reinstalled or remounted as previously installed CAUTION Use this unit only in the manner intended by the manufacturer If you have questions contact the manufacturer AN WARNING Before servicing or cleaning unit switch power off at the service panel and lock the service disconnecting means to prevent power from being switched on accidentally When the service disconnecting means cannot be locked securely fasten a prominent warning device such as a tag to the service panel General troubleshooting For questions about your product or customer service inquiries please call our toll free number 877 BIG FANS Some issues can be resolved before requesting service Review the below troubleshooting tips before contacting Customer Service for support Possible solution s A popping noise is coming from the fan Switch off power at the service panel and lock the service disconnecting means If it cannot be locked fasten a prominent warning device Tighten the airfoil hardware to 29 ft lb 39 3 N m If popping still occurs verify that the airfoils are not contacting each other If the airfoils are contacting each other please contact Customer Service Airfoil noise is a result of airfoils that are not tightened to the specified to
35. oller Front Cover Assembly WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 22 Operating the Fan Operating the wall controller To start the fan press the control knob on the wall controller Note When power is applied the LED indicator at the top of the controller is lit The LED will flash an error code if there is a problem with the fan See page 28 for LED error codes 4p O LED Indicator To stop the fan press the control knob MER To increase fan speed turn the control knob clockwise toward HIGH LOW HIGH To decrease fan speed turn the control knob counterclockwise toward LOW ON OFF Note The fan may take 30 60 seconds to start rotating after it is turned on It is normal to see an initial slight jerking forward and backward upon startup as the fan positions itself relative to the motor stator Changing the fan direction Big Ass Fans recommends operating the fan in the forward FWD direction The fan should be rotating counterclockwise when viewed from below To reverse the direction of the fan remove power from the fan Select the direction of the fan using the fan direction selector switch located on the fan s cover plate assembly Reapply power to the fan For fan status LED definitions see page 28 Fan Direction Selector Switch N Cover Plate p gt Fan Status LED WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RES
36. oosely attach all three 3 screws and then tighten them Lower Cover Mounting Bracket Hardware BAF Supplied 3 8 32 x 3 8 Pan Head Screw X lt ji N Ba Lower Cover Mounting Bracket lt WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 16 Installing the Fan cont 15 Install lower cover N WARNING Disconnect power to the fan before installing the lower cover mounting bracket and lower cover Attach the lower cover to the lower cover mounting bracket using the Lower Cover Hardware as shown Loosely attach all eight 8 screws and then tighten them Lower Cover Hardware BAF Supplied 8 6 32 x 3 8 Pan Head Screw PREG SZ EE Lower Cover 16 Install trim ring Snap the trim ring onto the lower cover as shown WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Installing Airfoils 17 Big Ass Fans recommends wiring the fan page 19 before installing the airfoils A WARNING D
37. pper mounting brace into the top of the extension tube and align the four 4 mounting holes in the brace with the four 4 mounting holes at the top of the tube as shown on the right Position the power supply cable controller input cable and safety cable in any of the four 4 spaces between the upper mounting brace and the extension tube as shown below Note The cables can go in any of the four spaces They do not all need to be in the same space Attach the upper mounting brace inside the extension tube and the upper mount to the extension tube using the Extension Tube Hardware as shown below Tighten the hardware so that it is snug but do not torgue Extension Tube Hardware BAF Supplied a 2 M10 x 90 mm Socket Head Cap Screw b 4 M10 Flat Washer c 2 M10 Nylock Nut Spaces for cables use any of the four Upper Mounting Brace Extension tube with upper mounting brace inside view from above WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED er Power Supply Cable Safety Cable Upper Mounting Brace BIG ASS FAN 2025 Installing the Fan cont 11 7 Attach upper mount to angle irons Secure the upper mount with extension tube and upper mounting brace already attached directly to the angle irons using the Mounting Hardware as shown Consult the diagrams below for distances between the angle irons Tighten the hardware so that
38. res from main fan unit out here 0 Safet d lt lt Safety 7 Je ll 4 i 9 Attach main fan unit to extension tube CAUTION The main fan unit is heawy Use caution when raising it CAUTION Be careful not to pinch the fan wiring between the extension tube and main fan unit during installation a AN CAUTION Do not discard the fan unit packaging and Y foam It should be used if the fan is ever moved or relocated gu po Attach the main fan unit to the extension tube using the Main Fan Unit Hardware as shown Note Wiring not shown in the illustration on the A right ie Tighten the hardware to 25 ft Ib 33 9 N m using a 6 mm Allen wrench and a torgue wrench with a 13 mm socket Main Fan Unit Hardware BAF Supplied 9 a 2 8 x 75 mm Socket Head Cap Screw 5 4 M8 Flat Washer o ea c 2 M8 Nylock Nut TJ WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Installing the Fan cont 13 10 Tighten hardware After attaching the main fan unit to the extension tube tighten the following hardware to the specified torgue Tighten the Mounting Hardware to 25 ft Ib 33 9 N m using a 17 mm wrench and a torgue wrench with a 17 mm socket Mounting Hardware Allow the extension tube to hang freely and balance itself and then tighten the Extension Tube Hardw
39. rque The fan will not start Verify the following All wires are securely connected The blue wire and the yellow wire on the controller input cable are wired together See pages 19 20 for wiring details The wall controller has power Supply power is adeguate and functional All fuses are functional If a fuse is blown see page 29 for instructions on replacing fuses If the fan still does not start contact Customer Service The LED on the wall controller is flashing See the following page for fan error code descriptions and possible solutions The LED on the wall controller will flash an error code if there is a problem with the fan The fan jerks upon startup This is normal and may happen occasionally upon startup as the fan positions itself relative to the motor stator An initial slight jerking forward and backward does not affect fan operation WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 28 Troubleshooting cont Fan status LED definitions The fan direction selector switch and fan status LED are located on the cover plate assembly at the bottom of the fan s extension tube Fu Fan Direction Selector Switch Fa Cover Plate JE i ON _ Assembly E Y lt Fan Status LED Note For information on changing the fan direction see page 22 LED status Definition One 1 2 Second Flash 4 Seconds Off Over Temperature Two 1 2 Second Flashes 4 Seconds Off
40. s cont 4 Defects malfunctions failure or physical damage caused by unauthorized service parts and improper installation adverse site conditions including but not limited to excessive heat dust or humidity unstable electric service or any other unknown or unforeseen condition that affects the proper operation of the products mishandling modifications or damage while in your possession including failure to provide reasonable and necessary maintenance which shall include but not be limited to a Failure to follow the required installation procedures specified in the Big Ass Fan Company supplied Installation Manual and in all other documentation supplied with the fans and related equipment b Failure to follow all relevant codes and ordinances including but not limited to the National Electric Code and state and local building codes c Failure to follow electrical engineering industry standards regarding the approved method of installing solid state electrical equipment having the characteristics of the fan the fan control and their related components even if such standards are not specifically referenced in any instructions or literature supplied by Big Ass Fan Company and d Failure to use properly all installation and mounting hardware supplied by Big Ass Fan Company ATTENTION Under no circumstances will the Big Ass Fan Company be responsible for remedial work necessary to correct installation procedures by others that do
41. s that are marked on their cartons to indicate the suitability with this model Other parts cannot be substituted CAUTION When service or replacement of a component in the fan reguires the removal or disconnection of a safety device the safety device is to be reinstalled or remounted as previously installed WARNING Risk of fire electric shock or injury to persons during cleaning and user maintenance Disconnect the fan from the power supply before servicing CAUTION Do not bend the airfoils when installing adjusting or cleaning the fan Do not insert foreign objects in between rotating airfoils WARNING Stay alert watch what you are doing and use common sense when installing fans Do not install fans if tired or under the influence of drugs alcohol or medication A moment of inattention while installing fans may result in serious personal injury CAUTION The installation of this fan reguires the use of some power tools Follow the safety procedures found in the owner s manual for each of these tools and do not use them for purposes other than those intended by the manufacturer CAUTION The Big Ass Fans product warranty will not cover eguipment damage or failure caused by improper installation WARNING This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use o
42. shown Carefully tuck the wiring into the extension tube Cable Controller Input N Cable mM O i Vs I Power Wiring Wall Controller Wiring from Fan a wires 8 wires Cover Plate Assembly Wiring from Fan 4 wires to be connected later WWW BIGASSFANS COM 2014 DELTATCORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Installing the Fan cont 15 13 Install cover plate assembly Plug the remaining male wiring harness from the fan into the female wiring harness on the cover plate assembly as shown Ensure all wiring is tucked inside the extension tube and then attach the cover plate assembly to the extension tube using the Cover Plate Assembly Hardware as shown Cover Plate Assembly Cover Plate Assembly Hardware BAF Supplied 2 8 32 x 1 2 Flat Head Screw 14 Install lower cover mounting bracket Remove the protective plastic cover from the bottom of the main fan unit before installing the mounting bracket Ensure that the three 3 stator wires on the bottom of the main fan unit are tucked in securely before installing the mounting bracket Be careful not to damage the stator wires while installing the mounting bracket and lower cover WARNING Disconnect power to the fan before installing the lower cover mounting bracket and lower cover Attach the lower cover mounting bracket to the bracket on the bottom of the main fan unit using the Lower Cover Mounting Bracket Hardware as shown L
43. t and a return address label included inside this packaging to return the original part If the original packaging and return documents are not used you will be responsible for any damage incurred in transit as well as any additional costs involved Note The RMAY must appear on the outside of the box being returned Items without an RMAY will not be accepted c Use the delivery service or one of the truck lines specified in the acknowledgement for return of the part We will refuse receipt of any shipment that is returned via an unauthorized carrier If you prefer we can make all arrangements for delivery and pickup d Fax copy of the bill of lading or other tracking information to 859 967 1695 when the item has been shipped so that we know to expect delivery of the original part If we do not receive the original part back within 15 working days from the date you receive delivery of the replacement you will be invoiced for the cost of the replacement part plus freight on Net 15 terms see Responsibility Agreement and this invoice will be due and payable If you subsequently return the replacement part to us after payment has been made we will refund any payment made for the replacement part unless we subseguently determine that the part is not covered under warranty WWW BIGASSFANS COM 2014 DELTAT CORP ALL RIGHTS RESERVED 800 Winchester Road BIGASS Lexington KY 40505 FANS Phone 1 877 BIG FANS No Equal Fax 859 967 16
44. t time we will fax you a written acknowledgment of your call that includes a reminder of the return instructions Note Even if you are not able to replace the component immediately following your initial notice to us returning the Warranty Claim Form and Responsibility Agreement will effectively stop the warranty clock from running You can then make the product exchange when you are prepared to do so However the warranty period will continue to run until we receive these completed pages back from you and no warranty will be honored without receipt of these pages within the warranty period We will not send out any replacement part until you have called to let us know that you have scheduled installation of the replacement This ensures that the replacement part is not lost or damaged while awaiting installation and that you are not billed for the replacement because you have waited too long to return the original component see Responsibility Agreement When you receive the replacement part you have 10 working days to remove and replace the existing component and return it to us at 800 Winchester Road Lexington KY 40505 a Upon receiving the replacement part verify that replacement part order is correct If order is incorrect or damaged notify Big Ass Fan Company within 24 hours after receiving order b Use care unpacking the replacement component as you will need to use both the packaging from the replacement part and the packing lis
45. tallation reguires double angle irons i e span is greater than 8 ft 2 4 m proceed to step 4b 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 Tighten the hardware so that it is snug but do not torgue until the fan has been mounted to the angle irons Note Big Ass Fans recommends orienting the angle irons so that the horizontal legs are facing each other Refer to the illustration below Proceed to step 5 Angle Iron Hardware Customer Supplied Angle Iron Hardware BAF Supplied a 4 1 2 13 or M12 Bolt d 8 3 Sguare Washer see diagram b 8 1 2 or M12 Washer c 4 1 2 or M12 Nut Sguare Washer 3 7 6 cm ra 9 16 pu 1 4 cm 7 6 cm Thickness 1 4 6 mm WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Installing the Fan cont 9 4b Fasten double angle irons to roof structure mounting points N 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 Tighten the hardware so that it is snug but do not torgue until the fan has been mounted to the angle irons Proceed to step 5 Angle Iron Hardware Customer Supplied Angle Iron Hardware BAF Supp
46. tions on your purchase of a Big Ass Fan an efficient and cost effective way to stay cool in the summer and warm in the winter The revolutionary design of our fans combines the best of both form and function to bring power performance and a sleek look to any setting More importantly you have purchased a product that is backed by extensive research thorough testing and guality manufacturing We re ready to answer any guestions or comments at 1 877 BIG FANS or visit our Web site at www bigassfans com Who we are and what we do Big Ass Fans has been the preeminent manufacturer of large diameter low speed fans since 1999 With a worldwide presence and located in beautiful Lexington KY we research design and manufacture the most effective air movement solutions on the market Our never ending commitment to guality and innovation keeps us at the leading edge of a burgeoning industry With an eye to helping customers satisfy their needs and a strong sense of corporate responsibility to the community Big Ass Fans has redefined the way business is done About this fan Technical circuit size WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 2 Pre Installation Parts included CAUTION Do not remove the main fan unit from its protective packaging or place it on a flat surface prior to hanging it CAUTION If you ordered multiple fans be sure to keep the components of each fan together If
47. ty of the mounting structure is the sole responsibility of the customer and or end user and Big Ass Fans hereby expressly disclaims any liability arising therefrom or arising from the use of any materials or hardware other than those supplied by Big Ass Fans or otherwise specified in these installation instructions CAUTION Do not install the fan from a single purlin or truss or junction box N CAUTION Unsupported angle iron spans should not exceed 12 ft 3 7 m 1 Select proper angle irons Follow the table below when selecting angle irons for fan installation Note Angle irons and angle iron hardware are not included with the fan Angle iron span Minimum angle iron dimensions Number of angle Angle Iron Side View between mounting points WxHxT irons needed see table for dimensions 6 ft 1 8 m or less 2 5 6 4 cm x 2 5 6 4 cm x 0 25 0 6 cm A over 6 ft 1 8 m to 8 ft 2 4 m 3 7 6 cm x 3 7 6 cm x 0 25 0 6 cm Height Thickness over 8 ft 2 4 m to 12 ft 3 7 m 3 7 6 cm x 3 7 6 cm x 0 25 0 6 cm Two pairs of angle irons Pairs should be placed back to back and fastened in center see step 3 WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Installing the Fan cont 7 2 Pre drill angle irons Drill two 9 16 1 4 cm holes exactly 5 1 2 14 cm apart in the centers of two angle irons Measure the distance between the mounting points of t
48. unting structure B Extension tube Extends the fan from the ceiling and provides a path for wiring C Upper mounting brace Strengthens the upper mounting system D Cover plate assembly Provides access to wiring and includes a fan status LED and a switch used to change the direction of fan rotation The LED will flash an error code if there is a problem with the fan See page 28 for LED error codes See page 22 for information on changing the fan direction ITI Main fan unit Includes the motor hub and power wiring F Airfoil Provides air movement The unigue patented design provides efficient and effective air movement G Airfoil Tip Ensures guiet fan operation Le d i WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Pre Installation cont 5 Preparing the work site The fan should only be installed according to the instructions described in this manual Consult a structural engineer for installation methods not covered in this manual When surveying the work site keep the following mechanical and electrical guidelines in mind Mechanical A suitable means for lifting the weight of the fan such as a scissor lift and at least two installation personnel will be required e If hanging the fan from angle irons the minimum dimensions of the angle iron must be 2 1 2 x 2 1 2 x 1 4 6 4 cm x 6 4 cm x 0 6 cm and it cannot be longer than 12 ft 3 7 m It m
49. ust be secured to the structure Do not mount the fan to a single purlin truss or bar joist Consult a structural engineer for installation methods not covered in this manual e To reduce the risk of injury to persons install the fan so that the airfoils are at least 10 ft 3 05 m above the floor e If mounting the fan in the vicinity of an infrared radiant heater it is recommended that the fan be mounted outside of the clearances recommended by the manufacturer of the heater and at a height equal to or above the shielding on the heating element with the controller on the opposite side of the heater If mounting the fan below the heater shielding all fan elements must be outside of the clearances recommended by the heater manufacturer The installation manual for the specific model of heater will typically provide the minimum clearance to combustibles MCC e Adhere to the safety requirements in the table below when selecting where to mount the fan Safety reguirement gt 2 ft from all fan parts and 23 ft below sprinklers The fan installation area must also be free of obstructions such as lights cables or other building structure Blade height gt 10 ft above the floor Clearance HVAC equipment 21x fan diameter if above diffuser 22x fan diameter if below diffuser Refer to the illustration below 2 5x fan diameter center to center Radiant IR heaters See the manufacturer s requirements for the minimum clearance to combustibles
50. ve humidity and or wind 8 Normal changes to the finish caused by ordinary use or damage to non factory applied finishes 9 Damage or failure caused by subjection of the product to conditions outside its design limitations 10 Defects reported more than 90 days from when they were discovered or should have been discovered 11 With regard to electrical and electronic components provided by Big Ass Fan Company that comprise part of the products including motors motor drives and variable frequency drives Big Ass Fan Company relies on the determination by the original manufacturer as to whether the failure of such component was the result of a defect If the manufacturer of such component determines that there was no defect and therefore refuses to cover it under warranty Big Ass Fan Company likewise will not warranty such item unless Big Ass Fan Company determines that the failure of such electrical or electronic component was the result of a defect of design workmanship or material within some other part of the products Definitions Operate properly applies to mechanical electrical and structural functions only No guarantee unless and except by separate written agreement is made regarding the dimensions or air movement generated or the appropriateness of the effectiveness of any product for its intended purpose or for the customer s particular application WWW BIGASSFANS COM 2014 DELTAT CORP ALL RIGHTS RESERVED BIG ASS FAN 2025
51. within one The fan will shut down and will not attempt Motor Stall 1 minute of startup to restart Contact Customer Service 2 Make sure the blue wire and the yellow The run enable circuit is open and motor operation is Run Enable Jumper Open disabled wire on the controller input cable are wired together See pages 19 20 for wiring details WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 Troubleshooting cont 29 Replacing fuses N WARNING Ensure power is disconnected before replacing fuses CAUTION Do not touch the fan s electronics unless necessary To replace the fuses on the main fan unit remove the electronics cover from the fan as shown The electronics cover is attached to the fan with four 4 screws Gently twist and pull out the appropriate fuse holder and replace the fuse Reinstall the fuse holder and then reattach the fan s electronics cover See below for fuse recommendations Electronics Cover 0 Vu A E Ts e e nme ij 0 Fuse Holders Suitable Fuse Replacements 250 VAC 10 A AC Mains Supply Schurter 0034 2526 Cooper Buss S505 10 R e Littelfuse 0234010 WWW BIGASSFANS COM 2014 DELTA T CORP ALL RIGHTS RESERVED BIG ASS FAN 2025 30 Warr
52. you are missing any piece required for installation contact Big Ass Fans Customer Service Note Drawings below are not to scale All boxes are labeled to identity the contents Hardware Mounting Hardware Extension Tube Hardware Safety Cable Hardware Main Fan Unit Hardware 4 M10 x 40 mm Hex Head 2 M10 x 90 mm Socket Head 5 16 Clevis Pin 2 M3 x 75 mm Socket Head Cap Screw Cap Screw Cotter Pin Cap Screw 8 M10 Flat Washer 4 M10 Flat Washer Gripple 4 M8 Flat Washer 4 M10 Nylock Nut 2 M10 Nylock Nut 2 M8 Nylock Nut Airfoil Tip Hardware Airfoil Hardware Cover Plate Assembly Lower Cover Mounting 6 M5 x 12 mm Button Head 12 M8 x 18 mm Socket Head Hardware Bracket Hardware Screw Cap Screw 2 8 32 x 1 2 Flat Head 3 8 32 x 3 8 Pan Head Screw 12 8 mm Belleville Washer Screw Lower Cover Hardware Angle Iron Hardware 8 6 32 x 3 8 Pan Head Screw 8 3 Sguare Washer Mounting Main Fan Unit Lower Cover Lower 1 E 2 Upper Mount amp Upper Mounting Brace Cover Mounting Bracket amp Trim Ring 2 ft Extension Tube amp Safety Cable 1 The upper mounting brace strengthens the upper mounting system and must be installed inside the top of the extension tube 2 Two 2 safety clips and two 2 carabiners are provided for safety cable installation in locations where the top of the mounting
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