Broan QTR140 Instrucciones página 3

INSTALL HOUSING & DUCT
1. Bend
housing
tabs.
Use a pliers to
bend housing
TABS out to 90 .
0
2. Mount
housing to
(use for mounting to I-Joist)
joist.
Hold housing
in place so that
the housing tabs
contact the bottom
of the joist. The
housing mounts
with four (4)
screws or nails.
Screw or nail
housing to joist through lowest holes in each mounting flange,
then through highest holes. NOTE: Mounting to I-JOIST
(shown) requires use of SPACERS (included) between the
highest hole of each mounting flange and the I-joist.
3. Attach
damper/duct
connector.
Snap damper /
duct connector
onto housing.
Make sure con-
nector is flush with
top of housing and
damper flap falls
closed. If using
4-inch ductwork,
install 6" to 4" duct reducer over duct connector.
4. Install
6-inch or
4-inch round
ductwork.
Connect 6-inch or
4-inch round duc-
twork to damper
/ duct connector.
Run ductwork
to a roof cap or
wall cap. Tape all
ductwork connections to make them secure and air tight.
TABS
SPACER
I-JOIST
CONNECT WIRING
5. 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 QTR140
Page