NuTone QTNLEDB Instructions D'installation page 3

1b. Mount housing anywhere between
trusses, joists, or I-joists using hanger
bars.
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" .
S T
D
HANGER
BAR (4)
Attach the MOUNTING CHANNELS to the housing using
the SCREWS supplied. Make sure TABS face "up" as shown.
Use the set of channel mounting holes (marked "STD") to
mount the housing flush with the bottom of the drywall. Use
the other set of holes (not marked) to mount the housing
flush with the top of the drywall.
HOLE FOR OPTIONAL
SCREW MOUNTING (4)
NAIL (4)
Extend HANGER BARS to the width of the framing.
Hold ventilator in place with the hanger bar tabs wrapping
around the BOTTOM EDGE OF THE FRAMING.
NAIL ventilator 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
SCREWS (4)
MOUNTING
CHANNEL (2)
*
SCREW (2)
BOTTOM EDGE
OF FRAMING
2. Attach
damper/duct
connector.
Snap damper /
duct connector
onto housing.
Make sure
connector is flush
with top of housing
and damper flap
falls closed.
3. Install
6-inch or
4-inch round
ductwork.
Connect 6-inch
or 4-inch round
ductwork to
damper / duct
connector or
reducer. Run
ductwork to a roof
cap or wall cap.
Tape all ductwork
connections to make them secure and air tight.
CONNECT WIRING
4. Connect electrical wiring.
Run 120 VAC house wiring to installation location. Use
proper UL approved connector to secure house wiring to
wiring plate. Connect wires as shown in wiring diagrams.
MODEL QTNLEDB
Page 3