NuTone 791LEDNT Instruction Manual Page 1

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Page 1
MODEL 791LEDNT
VENTILATION FAN
WITH LED LIGHT
READ AND SAVE THESE INSTRUCTIONS
TYPICAL INSTALLATIONS
HOUSING
GRILLE
CEILING
JOIST
CEILING
MATERIAL
HOUSING
HOUSING MOUNTED
DIRECTLY TO JOIST
2x6 (or larger)
Discharge parallel to joists.
HOUSING
HOUSING
2 x 4
CEILING
JOIST or
TRUSS
2 x 4
CEILING
JOIST or
TRUSS
CEILING
MATERIAL
GRILLE
HOUSING MOUNTED
TO 2x4 TRUSS
Discharge parallel to joists.
HOUSING
HOUSING
ADDITIONAL
FRAMING
"
I
"
JOIST
"
I
"
JOIST
CEILING
MATERIAL
GRILLE
HOUSING MOUNTED TO “I” JOIST
Requires additional framing
for mounting.
Discharge parallel to joists.
*
Additional framing must be a 2x6 (minimum height).
*
WARNING
TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR
INJURY TO PERSONS, OBSERVE THE FOLLOWING:
1. Use this unit only in the manner intended by the manufacturer.
If you have questions, contact the manufacturer at the
address or telephone number listed in the warranty.
2. 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.
3. Installation work and electrical wiring must be done by a
qualified person(s) in accordance with all applicable codes
and standards, including fire-rated construction codes and
standards.
4. Sufficient air is needed for proper combustion and exhausting
of gases through the flue (chimney) of fuel burning equipment
to prevent backdrafting. 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.
5. When cutting or drilling into wall or ceiling, do not damage
electrical wiring and other hidden utilities.
6. Ducted fans must always be vented to the outdoors.
7. Acceptable for use over a tub or shower when connected to
a GFCI (Ground Fault Circuit Interrupter) - protected branch
circuit.
8. Not for use in kitchens.
9. This unit must be grounded.
10. This unit is U.L. listed. Type I.C. inherently protected.
CAUTION
!
1. For general ventilating use only. Do not use to exhaust
hazardous or explosive materials and vapors.
2. This product is designed for installation in FLAT CEILINGS
ONLY. Do not mount this product in a wall.
3. The light fixture assembly must be mounted to the fan
housing assembly included with this product. Do not mount
the light fixture assembly to a wiring outlet box.
4. To avoid motor bearing damage and noisy and/or
unbalanced impellers, keep drywall spray, construction
dust, etc. off power unit.
5. Please read specification label on product for further
information and requirements.
Installer: Leave this manual with the
homeowner.
Homeowner: Use and Care
information on page 4.
PLAN THE INSTALLATION
ROOF CAP*
(with built-in
damper)
WALL CAP*
(with built-in
damper)
4-IN. ROUND
ELBOWS*
4-IN. ROUND
DUCT*
FAN
HOUSING
Seal gaps
around
housing.
Seal duct
joints with
tape.
Keep duct
runs short.
INSULATION
(Place around and
over fan housing.)
POWER
CABLE*
*Purchase
separately.
OR
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Summary of Contents

Page 1 - WITH LED LIGHT

Page 1MODEL 791LEDNTVENTILATION FAN WITH LED LIGHTREAD AND SAVE THESE INSTRUCTIONSTYPICAL INSTALLATIONSHOUSINGGRILLECEILINGJOISTCEILINGMATERIALHOUSIN

Page 2 - PREPARE THE HOUSING

Page 2MODEL 791LEDNT3. Use (4) mounting screws (included) to attach housing to joist.Existing Construction2. In attic, position fan housing against j

Page 3 - USE AND CARE

Page 3MODEL 791LEDNTBLKVENTSWITCHBLUBLKWHTWHTWHTLIGHT(WHITE)GRDVENT(BLACK)UNITSWITCH BOXLIGHTSWITCHLINEINBLKREDWHTGRDSCHEMATIC WIRING DIAGRAMFINISH T

Page 4 - SERVICE PARTS

Page 4MODEL 791LEDNTSERVICE PARTS KEY NO. PART NO. DESCRIPTION 1 97019535 Grille Assembly (includes Key Nos. 2 & 3) 2 99111615 Lens

Page 5 - PLANEACIÓN DE LA INSTALACIÓN

Página 5MODELO 791LEDNTVENTILADOR CON LUZ LEDLEA Y CONSERVE ESTAS INSTRUCCIONESINSTALACIONES TÍPICASHOUSINGREJILLAVIGUETADE CIELORASOMATERIAL DEL CI

Page 6 - PREPARACIÓN DE LA CUBIERTA

Página 6MODELO 791LEDNT3. Use cuatro (4) tornillos de montaje (incluidos) para fijar la cubierta a la vigueta.Construcción existente2. En el ático,

Page 7 - DE CONDUCTOS

Página 7MODELO 791LEDNTNEGROAZULNEGROBLANCOBLANCOBLANCOLÁMPARA (BLANCO)TIERRAVENTILADOR (NEGRO)UNIDADCAJA DEL INTERRUPTORINTERRUPTOR D E L A LÁMP

Page 8 - Garantía limitada

Página 8MODELO 791LEDNTPida piezas de repuesto dando como referencia el N.o DE PIEZA, no el N.o DE CLAVE.N.º DE CLAVE N.º DE PIEZA DESCRIPCIÓN 1 9

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