NuTone 665RP User manual

INSTALLATION INSTRUCTIONS
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Heat-A-Ventlite®
Combination
MODEL: 665RP
Type IC suitable for use under thermal insulation
LOCATION
1. Mount heater to ceiling joists, or if necessary, to a header
installed between joists.
2. Caution: Do not mount heater closer than 12" to a
vertical surface. Do not mount over tub or in shower
enclosure.
3. Installation in existing construction requires an accessible
area above the desired location. Make sure that wiring
and ducting can be run to the location.
4. For installation in sloped ceilings up to 12/12 pitch.
5 . Ductwork must point up.
FIGURE 1
MOUNTING HEATER HOUSING
NEW CONSTRUCTION
Using Hanger Bars
Refer to Figure 1.
1. Insert hanger bars in slots provided in housing.
2. Locate heater housing between joists so that bottom of heater housing is even with the planned finished ceiling.
3. Use screws or nails (not provided) to secure hanger bars to ceiling joists.
Using Side Mounting Tabs
1. Locate heater housing next to ceiling joist.
2. Use wood screws (not provided) through keyhole slots in mounting tabs to loosely attach housing to ceiling joist.
3. Adjust housing so that it will be flush with the finished ceiling. When housing is properly adjusted, tighten screw in slots to
secure housing.
EXISTING CONSTRUCTION
1. Determine desired location for heater.
2. Drill a small hole through the ceiling at the desired location and stick a coat hanger or stiff wire through hole into attic to
help find the location from above.
3. Check the area above to make sure that wiring and ducting can be installed and that the installation will not interfere with
existing electrical wiring.
4. From above, place the housing between ceiling joists at the desired location. Using the housing as a template, mark the
area to be cut out along the bottom flange of the housing.
5. After making the cutout, install the housing in the opening using the hanger bars or mounting tabs as described above.
Make sure that the bottom of the housing is flush with the bottom of the finished ceiling.
To register this product, visit www.nutone.com

FIGURE 3 FIGURE 4
HEATER JUNCT ION BOX
LIGHT
RECEPTACLE
WHIT E
WHITE
RED
GREEN
WAL L SW I T CH B O X
WHI T E
BLACK
120VAC L INE
SUPPLY
GROUND
LIGHT
HEAT
VENT
WHI T E
BLACK
B LUE
VE NT
RECEPTAC LE
HEAT
RECEPTAC LE
(W HIT E )
FIGURE 2
D U C T I N G
1. Snap plastic duct adapter and damper assembly over
flanged opening on housing. Connect 4" round duct to the
duct adapter and secure with duct tape. The duct should
be run to the outside of the structure through a roof or wall
cap. For maximum performance keep duct runs as short
and as straight as possible.
N O T E : This heater is provided with Self-Hold resetable
thermal protector. If the heater shuts off during operation, turn
to off at the wall switch and wait approximately 15 minutes
before turning back on. If heater does not reset or trips
repeatedly, contact a NuTone service center.
WIRING
All wiring must comply with local and national codes
and unit must be properly grounded.
1. Run 120VAC, 60 Hz supply wiring to the wall switch (not
provided) The unit must be wired on a separate 20
Amp circuit.
2. Run wiring from the switch to the housing junction box.
Loosen screw holding exterior wiring compartment cover
and remove cover. Interior wiring compartment cover
can be removed if necessary by loosening screw through
key hole slot in cover. Remove knockout(s) as required
and install approved box connectors.
3. Refer to Figure 2. Connect white wires in junction box to
white (neutral) supply wire. Connect the blue wire in the
junction box to the supply wire from the vent switch.
Connect the black wire to the supply wire from the light
switch. Connect the red wire in the junction box to the
supply wire from the heat switch. Connect green ground
leads in the junction box to the supply ground.
4. Replace wiring compartment cover and tighten screw to
secure.
5. Insert vent motor plug in vent receptacle on interior
wiring compartment cover. Insert plug from heater
assembly into the heater receptacle on the interior wiring
compartment cover.
REFLECTOR
REFLECTOR
MOUNTING
SCREW
LIGHT SOCKET
LENS
MOUNTING THE REFLECTOR AND
G R I L L E
1. Refer to Figure 3. Place the reflector in the opening in the
center of the grille. The notches in the reflector should fit
over the pegs on either side of the opening. Insert plug
from lamp socket into lamp receptacle on wiring
c o m p a r t m e n t .
2. Place 1" screw, provided, through the center hole in the
reflector and thread it into the hole in the mounting bracket
running across the housing. Tighten the screw just enough
to hold the grille firmly against the ceiling.
3. Install a 100 watt maximum, type A-19 light bulb.
4. Refer to Figure 4. Snap lens into position in center of
grille. To remove the lens for relamping, gently pry along
the side of the lens with a screwdriver to disengage the
snap in tabs while pulling down on the lens.

Product specifications subject to change without notice.
4820 Red Bank Road, Cincinnati, Ohio 45227
Printed in Canada, Rev. 02/06, Part No. 101001

HEATER
PRODUCT
GROUP
665RP
MODEL NUMBER
Rev.
FEBRUARY
2006
EFFECTIVE
DATE
1
2
4
3
7
8
9
10
16
17
5
14
13
12
15
PA RTS LIST
NOTE: Always order by
current part number
NuTone
Attn: Parts Department
4820 Red Bank Road
Cincinnati, OH 45227-1599
Phone: [phone]
Fax: [phone]
VENT ASSEMBLYHEATER ASSEMBLY
611
18
19
CURRENT
ORIGINAL REPLACEMENT
REF. PART NO. PART DESCRIPTION PART NO.
1 44388 Hanger Bar 44388-000
2 88552 Outlet Box Cover 88552-000
3 66204 Receptacle-Light 66204-000
4 56721 Receptacle-Heat 56721-000
5 57976 Receptacle-Vent 57976-000
6 100976 Heater Assembly 100976-000
7 61579 Heat Scroll 61579-000
8 88569 Motor-Heat 88569-000
9 66583 Blower Wheel-Heat 66583-000
10 100978 Heater Element 0969B-000
11 89849 Vent Assembly 89849-000
12 61449 Vent Scroll 61449-000
13 89850 Motor-Vent 89850-000
14 68739 Blower Wheel-Vent 82403-000
15 30652 Duct Adapter 30652-000
16 89760 Grille 89760-000
17 53740 Lens 53740-000
18 89765 Reflector 89765-000
19 35758 Lamp Socket 35758-000
665RP I.I.