NuTone 778WHNT Manuel D'instructions

VENTILATION FAN
WITH LIGHT
READ AND SAVE THESE INSTRUCTIONS
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. This unit must be grounded.
8. 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.
TYPICAL INSTALLATIONS
POWER CABLE
MOUNTING
BRACKETS
HOUSING
CEILING
JOIST
CEILING
MATERIAL
16"-ON-CENTER
CEILING JOISTS
4" ROUND
DUCT
SUSPENDED
CEILING MATERIAL
SUSPENDED CEILINGS
Housing hung with wires -
PLAN THE INSTALLATION
The unit will operate
INSULATION
most quietly and
(Can be placed
efficiently when
around and over
located where the
fan housing.)
shortest possible
duct run and
minimum number
of elbows will be
needed.
Use a roof cap or
wall cap that has a
built-in damper to
reduce backdrafts.
FAN
Plan to supply the
HOUSING
unit with proper
line voltage and
appropriate power
*
Purchase
cable.
separately
MODEL 778WHNT
POWER CABLE
HOUSING
CEILING
JOIST
GLASS
CEILING
LIGHT
MATERIAL
SHADE
24"-ON-CENTER
CEILING JOISTS
POWER
CABLE
MOUNTING
HOUSING
TAB
GLASS
LIGHT SHADE
3-point mount.
4-IN.
ROUND
*
DUCT
4-IN. ROUND
*
ELBOW(S)
Page 1
MOUNTING
BRACKETS
For a rigid mount:
Brackets can be joined
together with
a #8 x 3/8
self-tapping
screw
GLASS
LIGHT SHADE
ROOF
*
CAP
*
WALL CAP