READ & SAVE THESE INSTRUCTIONS! INSTALLATION INSTRUCTIONS

Exhaust 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.

 

DUCT COLLAR

 

COLLIER DE GAINE

HOUSING

 

BOITER

 

 

MOUNTING TAB

 

PATTES DE MONTAGE

SLOTS

 

FENTES

 

 

POWER UNIT/BLOWER

 

ASSEMBLY

TABS

ENSEMBLE MOTEUR/

VENTILATEUR

PATTES

 

 

GRILLE

 

LA GRILLE

 

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 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.

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NuTone important safety instructions Exhaust Fan, Models 671R & 672R, For Best Results, Important Safety Instructions

671R, 672R specifications

The NuTone 672R and 671R are advanced ventilation fan models designed to enhance indoor air quality while providing effective and reliable performance. Both models are popular choices for residential applications, offering unique features and technological advantages tailored to meet the needs of modern homeowners.

One of the main features of the NuTone 672R and 671R models is their powerful airflow capabilities. The 672R delivers an impressive CFM (cubic feet per minute) rating, making it suitable for larger bathrooms and spaces where efficient air exchange is essential. The 671R, while slightly less powerful, still offers substantial airflow and is ideal for smaller rooms. This ensures that excess moisture and odors are effectively removed, promoting a healthier indoor environment.

Both fans are designed with quiet operation in mind. NuTone incorporates a specially designed motor and innovative sound-dampening technology that significantly reduces noise levels during operation. This allows homeowners to enjoy the benefits of ventilation without the disruptive sound often associated with traditional exhaust fans. As a result, these models are perfect for use during nighttime or in tranquil spaces, such as bedrooms and reading nooks.

In addition to effective ventilation, the NuTone 672R and 671R feature an easy-to-install design. The fans come with a compact housing that fits into tight spaces, ensuring a seamless installation process. The inclusion of a durable and efficient motor contributes to the longevity of the fans, requiring less frequent maintenance and replacement.

Another essential aspect of these models is their energy efficiency. Both the 672R and 671R are designed to consume minimal power while delivering optimal performance. This energy-efficient operation not only helps reduce utility bills but also aligns with eco-friendly practices, making these fans a responsible choice for environmentally conscious homeowners.

Additionally, these fans come with built-in adjustable features, allowing users to customize the airflow according to their specific needs. The integrated switch options allow for easy control over ventilation levels, enabling optimal comfort throughout the home.

In summary, the NuTone 672R and 671R fans are exemplary ventilation solutions that combine powerful airflow, quiet operation, energy efficiency, and user-friendly features. These characteristics make them a preferred choice for homeowners seeking reliable and effective ventilation in their living spaces.