NuTone 741WHNT, 741BRFLNT, 741SNNT, 741BRNT, 741WHFLNT User Manual
MODELS 741BRNT • 741SNNT • 741WHNT • 741BRFLNT • 741WHFLNT
DECORATIVE SERIES
CEILING VENTILATORS
READ AND SAVE THESE INSTRUCTIONS
Page 1
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.
WARNING
7. NEVER place a switch where it can be reached from a tub or
shower.
8. Fluorescent models only: Do not use a dimmer switch to con-
trol the light of this unit.
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 ceiling installation only. This product is designed for installation in ceilings up to a 12/12 pitch.
Ductwork must point up. 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.
!
TYPICAL INSTALLATIONSTYPICAL INSTALLATIONS
POWER CABLE
MOUNTING TABS
CEILING
JOIST
HOUSING
CEILING
MATERIAL
LIGHT SHADE
GRILLE
PAN
GLASS
16”-ON-CENTER CEILING JOISTS
Housing mounted directly to joist.
POWER CABLE
MOUNTING TABS
HOUSING
CEILING
MATERIAL
24”-ON-CENTER CEILING JOISTS
4" ROUND
DUCT
ADDITIONAL
GLASS
LIGHT SHADE
Housing mounted to additional framing.
Installer: Leave this manual with the homeowner.
Homeowner: Use and Care information on page 4.
FRAMING
GRILLE
PAN
CEILING
JOIST
MODELS 741BRNT • 741SNNT • 741WHNT • 741BRFLNT • 741WHFLNT
Page 2
TYPICAL INSTALLATIONS
(continued)
4" ROUND
DUCT
SUSPENDED
CEILING
MATERIAL
HOUSING
LIGHT SHADE
POWER
CABLE
MOUNTING
TAB
GRILLE
PAN
GLASS
SUSPENDED CEILINGS
Housing hung with wires - 3-point mount.
INSTALL THE HOUSING
New Construction
INSTALL THE HOUSING
(continued)
New Construction
3. Set housing aside and drive nails partially into joist at the
top of both keyhole marks.
1. Choose the location for your fan/light in the ceiling. For
best possible performance, use the shortest possible duct
run and a minimum number of elbows.
HOLES
TAB
1-1/4
1
5/8
BOTTOM EDGE OF JOIST
2. Position mounting brackets against joist so that bottom
edge of housing will be flush with finished ceiling.
Additional positioning feature for 5/8”, 1”, &
1-1/4” thick ceiling material:
Holes in corners of housing are labeled with
various ceiling material thicknesses. Position
housing so bottom edge of joist is visible through
a matched set of holes. The housing is now in the
proper position for that ceiling material thickness.
Additional positioning feature for 1/2” thick
ceiling material:
Bend two tabs, on side of housing,
housing until tabs contact underside of joist.
Mark the keyhole slot on both mounting brackets.
900 outward. Lift
4. Hang housing from nails and pound nails tight. To ensure
a noise-free mount, pound another nail through the top
hole of each mounting tab.
Existing Construction
1. Choose the location for your fan/light in the ceiling. For
best possible performance, use the shortest possible duct
run and a minimum number of elbows.
2. In attic, position mounting brackets against joist. Trace
outline of housing on ceiling material.
3. Set housing aside and cut ceiling opening slightly larger
than marked.
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