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MODEL QTNLEDB
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. This unit must be grounded.
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 ceilings up to a
12/12 pitch (45 degree angle). Duct connector must point up.
DO NOT MOUNT THIS PRODUCT IN A WALL.
3. To avoid motor bearing damage and noisy and/or unbalanced
impellers, keep drywall spray, construction dust, etc. off power
unit.
4. The LED light source is designed for this specific application
and can overheat if serviced by untrained personnel. If any
servicing is required, the product should be returned to an
authorized service facility for examination or repair.
5. Please read specification label on product for further
information and requirements.
READ AND SAVE THESE INSTRUCTIONS
CLEANING & MAINTENANCE
For quiet and efficient operation, long life, and attractive
appearance - lower or remove grille and vacuum interior of unit
with the dusting brush attachment.
To clean the LED plate:
1. Remove grille from
ceiling and unplug
wiring from housing.
2. Remove lens.
3. Remove three (3)
screws from retention
ring.
4. Remove LED plate and
wash plate with a mild
detergent solution.
DO NOT USE
ABRASIVE
CLOTH, STEEL WOOL
PADS, SCOURING
POWDERS, CLEANING
SPRAYS OR
SOLVENTS.
5. Re-assemble grille
assembly and re-install
to fan housing.
The motor is permanently lubricated and never needs oiling. If the
motor bearings are making excessive or unusual noises, replace
the blower assembly (includes motor and impeller).
OPERATION
The fan, light, and night light can be operated separately. Use a
3-function wall control. Do not use a dimmer switch to operate
the light. See “Connect Wiring” for details. Use of speed controls
other than the NuTone Models 78V and 78W may cause a motor
humming noise.
Installer: Leave this manual with
the homeowner.
MODEL QTNLEDB
FAN / LIGHT / LED NIGHT LIGHT
LENS
SCREWS
RETENTION
RING
LED
PLATE
GRILLE
