INSTALLATION GUIDE Big Ass Fan 2025 For help, call 855-490-3048 or email thd.help@bigasssolutions.
BIG ASS FAN 2025 Installation Checklist Did a structural engineer approve the mounting structure? See page 5 for Big Ass Fans-approved mounting structures. 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. :LOO WKH IDQ EH LQVWDOOHG VR WKDW WKH DLUIRLOV DUH DW OHDVW IW P DERYH WKH ÀRRU" Will the fan be installed so that the airfoils have at least 2 ft (0.
BIG ASS FAN 2025 Installation Guide i Big Ass Fan 2025 Installation Guide: Jul. 2014 Rev. B This product was manufactured in a plant whose 0DQDJHPHQW 6\VWHP LV FHUWL¿HG DV EHLQJ LQ conformity with ISO 9001:2008. Conforms to ANSI/UL STD 507–Electric Fans Conforms to CSA C22.2 No.113–Fans & Ventilators Contact Information Manufacturing 2425 Merchant Street Lexington, KY 40511 1-877-BIG-FANS ZZZ ELJassfans.
BIG ASS FAN 2025 ii IMPORTANT SAFETY INSTRUCTIONS READ AND SAVE THESE INSTRUCTIONS TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE FOLLOWING: &$87,21 ,QVWDOODWLRQ ZRUN DQG HOHFWULFDO ZLULQJ PXVW EH GRQH E\ TXDOL¿HG SHUVRQ V LQ DFFRUGDQFH ZLWK DOO DSSOLFDEOH FRGHV DQG standards.
BIG ASS FAN 2025 Contents Introduction Important Safety Information Thank You About Big Ass Fans About this Fan ii 1 1 1 Pre-Installation Parts Included Tools Needed Fan Diagram Preparing the Work Site 2 3 4 5 Installing the Fan 1. Select Proper Angle Irons 2. Pre-drill Angle Irons 3. Secure Angle Irons (if span is longer than 8 ft) 4a. Fasten Single Angle Irons to Roof Structure Mounting Points 4b. Fasten Double Angle Irons to Roof Structure Mounting Points 5.
Notes
BIG ASS FAN 2025 Introduction 1 Thank you and congratulations on your purchase of a Big Ass )DQ DQ HI¿FLHQW DQG FRVW HIIHFWLYH ZD\ WR VWD\ FRRO LQ WKH VXPPHU DQG ZDUP LQ WKH ZLQWHU 7KH UHYROXWLRQDU\ GHVLJQ RI RXU IDQV FRPELQHV WKH EHVW RI ERWK IRUP DQG IXQFWLRQ WR EULQJ SRZHU SHUIRUPDQFH DQG D VOHHN ORRN WR DQ\ VHWWLQJ 0RUH LPSRUWDQWO\ \RX KDYH SXUFKDVHG D SURGXFW WKDW LV EDFNHG E\ H[WHQVLYH UHVHDUFK WKRURXJK WHVWLQJ DQG TXDOLW\ PDQXIDFWXULQJ :H¶UH UHDG\ WR DQVZHU DQ\ TXHVWLRQV RU FRPPHQWV DW
BIG ASS FAN 2025 2 Pre-Installation Parts included &$87,21 'R QRW UHPRYH WKH PDLQ IDQ XQLW IURP LWV SURWHFWLYH SDFNDJLQJ RU SODFH LW RQ D ÀDW VXUIDFH SULRU WR KDQJLQJ LW CAUTION: If you ordered multiple fans, be sure to keep the components of each fan together. If you are missing any piece required for installation, contact Big Ass )DQV &XVWRPHU 6HUYLFH Note: Drawings below are not to scale. All boxes are labeled to identify the contents.
BIG ASS FAN 2025 3UH ,QVWDOODWLRQ FRQW 3 Parts included (cont.) Note: Drawings below are not to scale. Electrical Airfoils (6) Airfoil Wall Controller Cover Plate Assembly1 Fire Relay2 (6) Airfoil Tip 20-ft Power Supply Cable 3-ft Controller Input Cable (6) Airfoil Retainer 50-ft CAT5 Cable3 1.
BIG ASS FAN 2025 3UH ,QVWDOODWLRQ FRQW 4 Fan diagram 5HIHU WR WKH GLDJUDP EHORZ WR LGHQWLI\ WKH IDQ FRPSRQHQWV 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 mounting structure. B. Extension tube. ([WHQGV WKH IDQ IURP WKH FHLOLQJ DQG SURYLGHV D SDWK IRU ZLULQJ C. Upper mounting brace. Strengthens the upper mounting system. D. Cover plate assembly.
BIG ASS FAN 2025 3UH ,QVWDOODWLRQ FRQW 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.
BIG ASS FAN 2025 6 Installing the Fan WARNING: The fan weighs 70 lbs (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 adequate prior to fan installation.
BIG ASS FAN 2025 Installing the Fan (cont.) 7 2. Pre-drill angle irons Drill two Ø 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 the roof structure that the angle irons will span. Measure the same distance on the angle irons, and drill Ø 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.
BIG ASS FAN 2025 Installing the Fan (cont.) 8 4a. Fasten single angle irons to roof structure mounting points If installation requires 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.
BIG ASS FAN 2025 Installing the Fan (cont.) 9 4b. Fasten double angle irons to roof structure mounting points 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 torque until the fan has been mounted to the angle irons. Proceed to step 5. Angle Iron Hardware (Customer-Supplied): a. (8) 1/2-13 or M12 Bolt b.
BIG ASS FAN 2025 Installing the Fan (cont.) 10 5. Route wiring and safety cable into extension tube Controller Input Cable Note: To facilitate installation, Big Ass Fans recommends that the extension tube is horizontal with the rectangular access hole facing up during this step. Power Supply Cable To route the wiring and safety cable into the extension tube: 1.
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 it is snug, but do not torque. Mounting Hardware (BAF-Supplied): a. (4) M10 x 40 mm Hex Head Cap Screw b. (8) M10 Flat Washer c. (4) M10 Nylock Nut 5 1/2” (14.
BIG ASS FAN 2025 Installing the Fan (cont.) 12 8. Secure safety cable (to main fan unit) &$87,21 'R QRW UHPRYH WKH PDLQ IDQ XQLW IURP LWV SURWHFWLYH SDFNDJLQJ RU SODFH LW RQ D ÀDW VXUIDFH SULRU WR KDQJLQJ LW &$87,21 7R SUHYHQW GDPDJH DYRLG FRQWDFW ZLWK WKH VWDWRU ZLUHV ORFDWHG RQ WKH ERWWRP RI WKH PDLQ IDQ XQLW 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.
BIG ASS FAN 2025 Installing the Fan (cont.) 13 10. Tighten hardware $IWHU DWWDFKLQJ WKH PDLQ IDQ XQLW WR WKH H[WHQVLRQ WXEH WLJKWHQ WKH IROORZLQJ KDUGZDUH WR WKH VSHFL¿HG WRUTXH Tighten the Mounting Hardware to 25 ft·lb (33.9 N·m) using a 17 mm wrench and a torque wrench with a 17 mm socket. Mounting Hardware Allow the extension tube to hang freely and balance itself, and then tighten the Extension Tube Hardware to 25 ft·lb (33.9 N·m) using an 8 mm Allen wrench and a torque wrench with a 17 mm socket.
BIG ASS FAN 2025 Installing the Fan (cont.) 14 11. Secure safety cable (to angle irons) 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.
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.
BIG ASS FAN 2025 Installing the Fan (cont.) 16 15. Install lower cover 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 Lower Cover 16. Install trim ring Snap the trim ring onto the lower cover as shown. Trim Ring WWW.
BIG ASS FAN 2025 Installing Airfoils 17 Big Ass Fans recommends wiring the fan (page 19) before installing the airfoils. WARNING: Disconnect 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.
BIG ASS FAN 2025 18 Installing Airfoils (cont.) 3. Attach airfoils (to main fan unit) 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 DWWDFKHG Tighten the bolts along the outside perimeter to 29 ft·lb (39.
BIG ASS FAN 2025 Wiring the Fan 19 :$51,1* 7R UHGXFH WKH ULVN RI HOHFWULF VKRFN ZLULQJ VKRXOG EH SHUIRUPHG E\ D TXDOL¿HG HOHFWULFLDQ ,QFRUUHFW DVVHPEO\ FDQ FDXVH HOHFWULF VKRFN RU GDPDJH WKH PRWRU DQG WKH FRQWUROOHU +D]DUG RI HOHFWULFDO VKRFN WARNING: The installation of a Big Ass )DQ PXVW EH LQ DFFRUGDQFH ZLWK WKH UHTXLUHPHQWV VSHFL¿HG LQ WKLV LQVWDOODWLRQ manual and with any additional requirements set forth by the National Electric Code (NEC), ANSI/NFPA 70-2011, and all ORFDO FRGHV &RGH FRPSOL
BIG ASS FAN 2025 20 Wiring the Fan (cont.) Wiring: Fire signal relay :$51,1* 7R UHGXFH WKH ULVN RI HOHFWULF VKRFN ZLULQJ VKRXOG EH SHUIRUPHG E\ D TXDOL¿HG HOHFWULFLDQ ,QFRUUHFW DVVHPEO\ FDQ FDXVH HOHFWULF VKRFN RU GDPDJH WKH PRWRU DQG WKH FRQWUROOHU +D]DUG RI HOHFWULFDO VKRFN &$87,21 ,QVWDOODWLRQ ZRUN DQG HOHFWULFDO ZLULQJ PXVW EH GRQH E\ TXDOL¿HG SHUVRQ V LQ DFFRUGDQFH ZLWK DOO DSSOLFDEOH codes and standards.
BIG ASS FAN 2025 Mounting the Wall Controller 21 0RXQW WKH ZDOO FRQWUROOHU VR WKDW WKH IDQ LW FRQWUROV LV YLVLEOH IURP WKH FRQWUROOHU ORFDWLRQ ,QVWDOO WKH FRQWUROOHU RQ D ÀDW VXUIDFH WKDW LV UHDGLO\ DFFHVVLEOH IUHH IURP YLEUDWLRQ DQG ZKHUH WKHUH LV DGHTXDWH GLVWDQFH IURP IRUHLJQ REMHFWV RU PRYLQJ HTXLSPHQW The controller FDQ EH VXUIDFH PRXQWHG WR D ZDOO RU PRXQWHG WR D FXVWRPHU VXSSOLHG MXQFWLRQ ER[ Dimensions ´ FP ´ FP ´ FP Mounting to a wall To mount the wall co
BIG ASS FAN 2025 22 Operating the Fan Operating the wall controller To start the fan, press the control knob on the wall controller. 1RWH :KHQ SRZHU LV DSSOLHG WKH /(' LQGLFDWRU DW WKH WRS RI WKH FRQWUROOHU LV OLW 7KH /(' ZLOO ÀDVK DQ HUURU FRGH LI WKHUH LV D SUREOHP ZLWK WKH IDQ 6HH SDJH IRU /(' HUURU FRGHV LED Indicator To stop the fan, press the control knob. To increase fan speed, turn the control knob clockwise toward HIGH.
BIG ASS FAN 2025 Operating the Fan (cont.) 0RYLQJ DW D ORZ VSHHG PHDQV OHVV HQHUJ\ XVHG IRU RSHUDWLRQ WUDQVODWLQJ LQWR PRUH HQHUJ\ VDYLQJV \HDU URXQG )ROORZ WKH SURFHGXUHV EHORZ WR HQVXUH WKH PRVW HI¿FLHQW RSHUDWLRQ RI \RXU %LJ Ass Fan. To ensure proper fan rotation: 1. Turn on the fan. 2. 9HULI\ WKDW WKH IDQ LV URWDWLQJ LQ WKH FRXQWHUFORFNZLVH GLUHFWLRQ ZKHQ YLHZHG IURP EHORZ 3.
BIG ASS FAN 2025 24 Preventive Maintenance 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.
Annual Maintenance Checklist Fan Model: Fan Model: Fan Model: Serial #: Serial #: Serial #: Location: Location: Location: Date Initials Date Initials Date Initials
BIG ASS FAN 2025 Troubleshooting 27 WARNING: When servicing 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. CAUTION: Use this unit only in the manner intended by the manufacturer. If you have questions, contact the manufacturer.
BIG ASS FAN 2025 7URXEOHVKRRWLQJ FRQW 28 Electrical troubleshooting )DQ VWDWXV /(' GH¿QLWLRQV 7KH IDQ GLUHFWLRQ VHOHFWRU VZLWFK DQG IDQ VWDWXV /(' DUH ORFDWHG RQ WKH FRYHU SODWH DVVHPEO\ DW WKH ERWWRP RI WKH IDQ¶V H[WHQVLRQ WXEH Fan Direction 6HOHFWRU 6ZLWFK &RYHU 3ODWH $VVHPEO\ )DQ 6WDWXV /(' Note: For information on changing the fan direction, see page 22.
BIG ASS FAN 2025 7URXEOHVKRRWLQJ FRQW 29 Replacing fuses WARNING: Ensure power is disconnected before replacing fuses.
BIG ASS FAN 2025 30 Warranty Policy Congratulations on your purchase of a Big Ass Fan! We are delighted that you have chosen our product to improve the quality of your indoor or outdoor environment, and hope you’ll have much pleasure using the fan for years to come.
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 FAN 2025 32 Warranty Policy (cont.) Exclusions (cont.) 4.
BIG ASS FAN 2025 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.
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 quality of your indoor environment, and hope you’ll have much pleasure using the fan for years to come.
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, Attn: 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. 'R QRW UHWXUQ DQ\ LWHP ZLWKRXW ¿UVW EHLQJ DVVLJQHG DQ 50$ E\ %LJ Ass Fans Customer Service. 2.
800 Winchester Road Lexington, KY 40505 Phone: 855-490-3048 Fax: (859) 967-1695 www.bigassfans.com Warranty Claim Form Name (print): Signature: Company: Shipping Address: City/State/ZIP: Phone: Fax: Date of Purchase: Items Returned: 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.
800 Winchester Road Lexington, KY 40505 Phone: 855-490-3048 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 &RPSDQ\ KDV WKH ULJKW XSRQ UHFHLSW RI UHWXUQHG PHUFKDQGLVH WR PDNH ¿QDO GHWHUPLQDWLRQ DV WR ZKHWKHU WKLV PHUFKDQGLVH VKRXOG EH replaced at no cost under Big Ass Fan Company’s stated warranty policy.
*004465-01* 004465-01 REV. B 2425 Merchant St., Lexington, KY 40511 1 (877) BIG-FANS | WWW.BIGASSFANS.
