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MODEL QT140E
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.
CONNECT WIRING
INSTALL HOUSING & DUCT
1. Bend
housing
tabs.
Use a pliers to
bend housing
TABS
out to 90
0
.
2. Mount
housing to
joist.
Hold housing
in place so that
the housing
tabs contact the
bottom of the
joist. The hous-
ing mounts with
four (4) screws
or nails. Screw or
nail housing to joist through lowest holes in each mount-
ing 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.
SPACER
(use for mounting to I-Joist)
I-JOIST
TABS
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 (included) over duct connector.
4. Install
6-inch or
4-inch round
ductwork.
Connect 6-inch
or 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.
