NuTone 765HL Instructions Manual
VENTILATION FAN
CEILING
MOUNTING
CHANNELS
MATERIAL
WITH HEATER & LIGHT
READ AND SAVE THESE INSTRUCTIONS
MODEL 765HL
Page 1
IMPORTANT INSTRUCTIONS
READ ALL INSTRUCTIONS BEFORE INSTALLING OR
USING THIS HEATER.
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. When cutting or drilling into wall or ceiling, do not damage electrical wiring
and other hidden utilities.
5. This heater is hot when in use. To avoid burns, do not let bare skin touch
hot surfaces. Keep combustible materials, such as furniture, pillows, bedding, papers, clothes, etc. and curtains at least 3 feet (0.9 m) from the
front of the heater.
6. Extreme caution is necessary when any heater is used by or near children or invalids and whenever the heater is left operating and unattended.
7. Do not operate any heater after it malfunctions. Disconnect power at service panel and have heater inspected by a reputable electrician before
reusing.
8. Do not use outdoors.
9. To disconnect heater, turn controls to off, and turn off power to heater
circuit at main disconnect panel (or operate internal disconnect switch, if
provided).
10. Do not insert or allow foreign objects to enter any ventilation or exhaust
opening, as this may cause an electric shock or fire, or damage the heater.
11. To prevent a possible fire, do not block air intakes or exhaust in any manner.
12. A heater has hot and arcing or sparking parts inside. Do not use it in
areas where gasoline, paint, or flammable vapors or liquids are used or
stored.
13. Use this heater only as described in this manual. Any other use not recommended by the manufacturer may cause fire, electric shock, or injury
to persons.
14. This product must be grounded.
15. Do not install heater in a tub or shower enclosure.
16. THIS PRODUCT MUST BE MOUNTED IN A FLAT CEILING ONLY. Installations in ceilings 9-feet high or less will provide maximum comfort.
DO NOT MOUNT THIS PRODUCT IN A WALL.
1 7. Install heater in ceiling only - at least 6 inches from any wall.
18. Do not connect heater to dimmer switch or speed control.
19. Provide a separate 20 AMP circuit. Use 12 GA. power cable of type which
meets code. Use supply wiring rated for at least 90
20. For greatest efficiency, install heater so heat is directed toward tub or
shower area. Avoid directing toward walls or windows.
O
C.
SAVE THESE INSTRUCTIONS
TYPICAL INSTALLATION
JOIST, TRUSS,
OR I-JOISTS
CEILING
Housing mounted to joists, trusses, or I-joists.
Up to 24-inches on-center.
POWER
CABLES
HOUSING
GRILLE
PLAN THE INSTALLATION
INSULATION
(Can be placed
around and over
housing.)
HOUSING
4-IN.
ROUND
*
Purchase
*
separately
The unit will operate most quietly and efficiently when located
where the 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.
Plan to supply the unit with proper line voltage and appropriate
power cable.
DUCT
4-IN. ROUND
ELBOW(S)
*
ROOF
CAP
*
WALL
CAP
*
MODEL 765HL
Page 2
INSTALLATION
WARNING: To reduce the risk of fire, do not store or use
gasoline or other flammable vapors and liquids in the vicinity
of the heater.
CAUTION: High temperature, risk of fire, keep electrical cords,
drapery, furnishings, and other combustibles at least 3 feet
(0.9 m) from the front of the heater and away from the side
and rear.
HANGER
BARS
CHANNEL
CHANNEL
1. Insert hanger bars.
Four (4) sliding hanger bars are provided to allow for
accurate positioning of housing anywhere between
framing. They can be used on all types of framing (I-joist,
standard joist, and truss construction) and span up to 24”.
Slide hanger bars into channels on housing. Make sure
hanger bar tabs face “up” as shown.
HOLE FOR OPTIONAL
SCREW MOUNTING (4)
BOTTOM EDGE
NAIL (4)
OF FRAMING
2. Mount housing.
Extend hanger bars to the width of the framing. Hold fan
in place with the hanger bar tabs wrapping around the
bottom edge of the framing.
Nail fan to framing or fasten with screws (not provided)
through holes near nails.
* To ensure a noise-free mount: Secure hanger bars
together with screws or use a pliers to crimp mounting
channels tightly around hanger bars.
TAB
HANGER
BARS
* SCREW (2)
3. Attach
damper
/ duct
connector to
housing.
Snap damper /
duct connector
onto housing.
Make sure
connector is flush
with top of housing
and damper flap
falls closed.
4. Install
4-inch round
ductwork.
Connect 4-inch
round ductwork
to damper / duct
connector. Run
ductwork to a roof
cap or wall cap.
Tape all ductwork
connections to
make them secure
and air tight.
CONNECT WIRING
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.
LIGHT
&
BLACK to RED
(Heat)
WHITE to WHITE
WIRING PLATE
FROM VENTILAT OR
WHITE
WHITE
GROUND
to
CAUTION
RATING
SPECIFICATIONS
Each two-position
rocker switch is rated 15
A @ 120VAC. The total
load on this control must
not exceed 20 A @ 120VAC.
FANHEAT
120 VAC LINE IN
VENTILATOR
HOUSING
RED to BLUE
(Light)
WHITE to WHITE
RED
BLACK
GREEN
BLACK
BLACK
BLACK to BLACK
(Fan)
LIGHT
FAN
HEAT
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