NuTone 672R Installation Guide
Contents
1. not extend beyond finished ceiling surface 4 When housing is properly adjusted tighten screws in slots Mounting Using Hanger Bars hanger bars sold separately order model HB4 Refer to Figure 3 1 Insert hanger bars in slots provided in housing 2 Locate fan housing between joists so that the bottom of the housing is even with the planned finished ceiling Extend the hanger bars to the joists 3 Use screws or nails not provided to secure hanger bars to ceiling joists INSTALLING DUCTWORK 1 Refer to Figure 2 Place duct collar over flanges at discharge opening of fan Secure collar by snapping tabs into slots in flanges 2 Run 4 round duct from outside to fan s discharge opening 3 Connect duct to fan s duct collar WIRING All wiring must comply with local codes and unit must be properly grounded 1 Run 120VAC house wiring with ground from wall switch to fan location 2 Pull wire through access hole and into junction box 3 Refer to Figure 4 Use approved wire nuts to connect house supply wires to fixture as follows white to white black to black Connect green or bare ground wire to green ground lead FLANGES COLLERETTES BRIDAS JUNCTION BOX BOITE DE JONCTION CAJA DE CONEXIONES STANDARD WALL SWITCH NOT INCLUDED INTERRUPTEUR MURAL STANDARD NON INCLUS INTERRUPTOR DE PARED EST NDAR NO SE INCLUYE 120vAC 60Hz HOUSE POWER COURANT DOMESTIQUE 120V CA 60 Hz ELECTRICI2. ANTY DOES NOT EXTEND TO FLUORESCENT LAMP STARTERS OR TUBES FILTERS DUCT ROOF CAPS WALL CAPS AND OTHER ACCESSORIES FOR DUCTING This warranty does not cover a normal maintenance and service or b any products or parts which have been subject to misuse negligence accident improper maintenance or repair other than by Broan NuTone faulty installation or installation contrary to recommended installation instructions The duration of any implied warranty is limited to the one year period as specified for the express warranty Some states do not allow limitation on how long an implied warranty lasts so the above limitation may not apply to you BROAN NUTONE S OBLIGATION TO REPAIR OR REPLACE AT BROAN NUTONE S OPTION SHALL BE THE PURCHASER S SOLE AND EXCLUSIVE REMEDY UNDER THIS WARRANTY BROAN NUTONE SHALL NOT BE LIABLE FOR INCIDENTAL CONSEQUENTIAL OR SPECIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH PRODUCT USE OR PERFORMANCE Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state This warranty supersedes all prior warranties WARRANTY SERVICE To qualify for warranty service you must a notify Broan NuTone at the address or telephone number below b give the model number and part identification and c describe the nature of any
3. DAD DOM STICA 120 V CA 60 Hz DUCT COLLAR OLLIER DE GAINE COLLAR N DEL TUBO a La NTING TAB PATTES DE MONTAGE LENG ETA DE MONTAJE WIRING KNOCKOUT OUVERTURES PR AMORC ES AGUJERO CIEGO DE CABLEADO FIGURE 2 HANGER BARS SOLD SEPARATELY BARRES DE SUSPENSION VENDUES SEPAREMENT BARRAS DE SUSPENSI N SE VENDEN POR SEPARADO GREEN GROUND LEAD VIS VERTE DE MISE LA TERRE HILO VERDE DE CONEXI N A TIERRA SWITCH BOX i BO TE D INTERRUPTEUR CAJA DEL INTERRUPTOR FIELD GROUNDING WIRE FIL DE MISE LA TERRE HILO DE CONEXI N A TIERRA FIGURE 4 POWER BLOWER UNIT INSTALLATION 1 Place power blower unit into housing so that mounting plate s tabs insert into slots in housing 2 Press other end of mounting plate down until it is firmly seated over scroll and plug in receptacles 3 Secure mounting plate to housing with provided screw 4 Refer to Figure 5 Insert motor plug into junction box receptacle GRILLE INSTALLATION MOUNTING EEE cs A i EEE ad SPRINGS 1 Refer to Figure 6 Squeezing grille s mounting springs RESSORTS together insert springs into slots on both sides of the DE housing MONTAGE 2 Press grille firmly into place against ceiling RESORTES DE MONTAJE INSTALLATION IN EXISTING CONSTRUCTION Note Installation in a finished house requires at least a small accessible area attic or crawl space above the planned installation loc
4. Nulone Ventilation Fan MODELS 671R amp 672R The Exhaust Fan consists of the housing power unit blower assembly motor wheel mounting plate grille and duct collar FAN MUST NOT BE INSTALLED IN A CEILING INSULATED TO A VALUE GREATER THAN R 40 SUITABLE FOR USE OVER TUB OR SHOWER ENCLOSURE WHEN INSTALLED IN A GFCI PROTECTED BRANCH CIRCUIT FOR BEST RESULTS When installing the Exhaust Fan in a new construction site install the housing during the rough in construction The blower unit and grille should be installed after the finished ceiling is in place To install the Exhaust Fan in an existing finished building an accessible area is required above the planned location attic or crawl space IMPORTANT SAFETY INSTRUCTIONS WARNING TO REDUCE THE RISK OF FIRE ELECTRIC SHOCK OR INJURY TO PERSONS OBSERVE THE FOLLOWING A Use this unit only in the manner intended by the manufacturer If you have questions contact the manufacturer B Before servicing or cleaning unit switch power off at service panel and lock service panel 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 For general ventilating use only Do not use to exhaust hazardous or explosive materials and vapors WARNING To reduce the risk of fire or electric shock do not use this fan with any solid sta
5. ation 1 After determining desired location for fan drill a small hole in the ceiling Place a coat hanger or other stiff wire up through hole to help in locating from above 2 Place fan housing on top of ceiling surface and use the housing as a template to mark area to be cut out 3 After cutting out opening mount housing in the opening using the hanger bars sold separately or mount directly to joist using mounting tabs A Insert hanger bars in slots in housing B Position housing in opening so that bottom of housing is flush with ceiling C Use screws or nails not provided to secure hanger bars to ceiling joists D Complete installation as described above INSERT TABS INTO SLOTS INSERER LES PATTES DANS LES FENTES INSERTAR LENGUETAS EN LAS RANURAS FIGURE 5 SLOTS FENTES GRILLE GRILLE REJILLA FIGURE 6 WARRANTY One Year Limited Warranty WARRANTY OWNER Broan NuTone warrants to the original consumer purchaser of its products that such products will be free from defects in materials or workmanship for a period of one 1 year from the date of original purchase THERE ARE NO OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE During this one year period Broan NuTone will at its option repair or replace without charge any product or part which is found to be defective under normal use and service THIS WARR
6. defect in the product or part At the time of requesting warranty service you must present evidence of the original purchase date Date of Installation Builder or Installer Model No and Product Description IF YOU NEED ASSISTANCE OR SERVICE CONTACT Broan NuTone LLC Hartford Wisconsin www nutone com 888 336 3948 Broan NuTone Canada Mississauga Ontario www nutone ca 877 896 1119 Rev 08 2007 SERVICE PARTS Models 671R amp 672R KEY NO PART NO DESCRIPTION MOTOR MOUNTING PLATE MOTOR ISOLATION MOUNT GROUND CLIP MOTOR 671R 700599 000 MOTOR 672R BLOWER WHEEL 6 30652 000 DUCT ADAPTER ASSEMBLY BEER T 54714 000 GRILLE SPRING 2 REQ 8 97017607 GRILLE ASSEMBLY INCLUDES GRILLE SPRINGS o Wr Recece O oomo POWERUNITASSEMBLY 672R Nulone Broan NuTone LLC Hartford Wisconsin www nutone com 888 336 3948 11 12 99044124A
7. or the application and be connected to a GFCI Ground Fault Circuit Interrupter protected branch circuit F NEVER place a switch where it can be reached from a tub or shower PLANNING DUCTWORK AND WIRING Ductwork 1 Use 4 round duct 2 Plan to run duct from discharge opening of fan to the outside For best fan performance make the duct run as short as possible and use a minimum number of elbows 3 Use optional ducting accessories as required Wiring Plan to run 120vAC house wiring with ground from the power source through a standard wall switch Preparation 1 Refer to Figure 1 Remove blower power unit assembly from the housing a Unplug the power unit b Remove the screw located next to plug in receptacle which holds blower power unit mounting plate in place Do not misplace this screw c Lift the mounting plate at the end near the plug in receptacle until blower wheel clears the scroll d Remove plate by pulling its tabs out of slots in the housing Set blower power unit aside until needed 2 Remove one of the wiring knockouts from housing MOUNTING THE HOUSING Mounting Using Mounting Tabs Refer to Figure 2 1 Locate fan housing next to ceiling joist 2 Using wood screws not provided loosely attach the housing to ceiling joist through the keyhole slots in mounting tabs 3 Adjust housing so that it will be flush with the finished ceiling For the grille to fit properly the housing s rim must
8. te speed control INSTALLATION INSTRUCTIONS WARNING TO REDUCE THE RISK OF FIRE ELECTRIC SHOCK OR INJURY TO PERSONS OBSERVE THE FOLLOWING A Installation work and electrical wiring must be done by qualified person s in accordance with all applicable codes and standards including fire rated construction B Sufficient air is needed for proper combustion and exhausting of gases through the flue chimney of fuel burning equipment to prevent back drafting Follow the heating equipment manufacturer s guideline and safety standards such as those published by the National Fire Protection Association NFPA and the American Society for Heating Refrigeration and Air Conditioning Engineers ASHRAE and the local code authorities TO REGISTER THIS PRODUCT VISIT WWW NUTONE COM READ amp SAVE THESE INSTRUCTIONS INSTALLATION INSTRUCTIONS DUCT COLLAR COLLIER DE GAINE COLLARIN DE TUBO HOUSING BOITER CUBIERTA MOUNTING TAB PATTES DE MONTAGE LENGUETA DE MONTAJE SLOTS FENTES RANURAS POWER UNIT BLOWER ASSEMBLY ENSEMBLE MOTEUR VENTILATEUR CONJUNTO DE UNIDAD DE POTENCIA SOPLADOR TABS ee PATTES LENGUETA GRILLE GRILLE REJILLA FIGURE 1 C When cutting or drilling into wall or ceiling do not damage electrical wiring and other hidden utilities D Ducted fans must always be vented to the outdoors E If this unit is to be installed over a tub or shower it must be marked as appropriate f
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