NuTone HEAT- A-VENTLITE QT9093WH Instructions page 2

INSTALLATION
WARNING: To reduce the risk of fire, do not store or use
gasoline or other flammable vapors and liquids in the vicin-
ity 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.
Refer to Figure 1.
1. Loosen two screws holding grille in place. Remove grille
and set aside. Remove housing, switch assembly, hanger
bar and mounting brackets from carton.
2. Loosen four (4) screws holding heater power unit in place.
Remove heater power unit and set aside.
HEATER
SCREWS
MOUNTING TO OPEN JOISTS
IN NEW CONSTRUCTION
1. Install hanger brackets in keyhole slots in housing. Insert
hanger bar through bracket opposite blower vent.
Refer to Figure 2.
2. Position housing between joists with exhaust vent in
desired direction. Secure side hanger brackets and ends
of adjustable hanger bar to joists with screws or nails. If
joist spacing is greater than 16" O.C., construct framing to
support sides of housing.
Refer to Figure 3.
3. Position housing against joists and secure with wood screws
through keyhole slots in housing.
4. Loosen screws securing hanger brackets to housing and
adjust height of housing so that bottom flange will be flush
with finished ceiling. Tighten screws securely.
5. Attach 4" round duct and run ductwork to the outside
through wall or roof.
HEATER
FIGURE 1
SCREWS
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.
115-120 volts (20 amp circuit
only), 12 gauge wire.
1. Remove desired knockout
from junction box and
install a box connector (not
provided).
Refer to Figure 4.
2. Run 120vAC supply wiring
to wall switch box. Run
wiring from wall switch box
to heater. Five conductors
plus ground are required for
independent operation of
all functions.
3. When a thermostat or timer
switch is used, connect at
point marked "T" on Figure 4.
4. Make wiring connections
using wire nuts. Connect
ground wire under ground
screw in junction box.
5. Push wiring back into junction box and install junction box cover
being careful not to pinch wiring between cover and housing.
Secure cover.
MODEL QT9093WH
Page 2
13" DIA.
14" DIA.
FIGURE 2
FIGURE 3
FIGURE 4