NuTone 672R Installation Guide download pdf

READ & SAVE THESE INSTRUCTIONS!

INSTALLATION INSTRUCTIONS

Ventilation Fan

MODELS: 671R & 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-state 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.

FIGURE 1

DUCT COLLAR

COLLIER DE GAINE

COLLARÍN DE TUBO

HOUSING

BOITER

CUBIERTA

SLOTS

FENTES

RANURAS

POWER UNIT/BLOWER

ASSEMBLY

ENSEMBLE MOTEUR/

VENTILATEUR

CONJUNTO DE

UNIDAD DE POTENCIA/

SOPLADOR

MOUNTING TAB

PATTES DE

MONTAGE

LENGÜETA DE

MONTAJE

TABS

PATTES

LENGÜETA

GRILLE

REJILLA

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 for 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.

TO REGISTER THIS PRODUCT, VISIT WWW.NUTONE.COM

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Summary of Contents

Page 1 - Ventilation Fan

READ & SAVE THESE INSTRUCTIONS!INSTALLATION INSTRUCTIONSVentilation FanMODELS: 671R & 672R The Exhaust Fan consists of the housing, power u

Page 2 - INSTALLING DUCTWORK

PLANNING DUCTWORK AND WIRINGDuctwork1. Use 4” round duct.2. Plan to run duct from discharge opening of fan to the outside. For best fan performance,

Page 3 - CONSTRUCTION

POWER/BLOWER UNIT INSTALLATION1. Place power/blower unit into housing so that mounting plate’s tabs insert into slots in housing.2. Press other end

Page 4 - WARRANTY

4WARRANTYOne Year Limited WarrantyWARRANTY OWNER: Broan-NuTone warrants to the original consumer purchaser of its products that such products will be

Page 5 - SERVICE PARTS

79610123458 KEY NO. PART NO. DESCRIPTION 1 101255-000 MOTOR MOUNTING PLATE 2 32787-000 MOTOR ISOLATION MOUNT 3 32788-000 GROUND CLIP 4 10

Page 6 - 99044124A

99044124A12

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NuTone 672R Installation Guide

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Summary of Contents

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