Plan The Installation - NuTone QTREN Series Manual

PLAN THE INSTALLATION

4-IN. (101.6 mm)
ROUND
*
DUCT
4-IN. (101.6 mm)
ELBOW
* Purchase separately
The unit will operate most quietly and efficiently when located where
the shortest possible duct run and minimum number of elbows will be
needed.
Plan to supply the unit with proper line voltage and appropriate power
cable.
*
ROOF CAP
*
INSTALL HOUSING & DUCT
1. Bend
housing tabs.
Use pliers to bend
housing TABS out
to 90
0
2. Mount
housing to
joist.
Hold housing in
WALL
* place so that the
CAP
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
of SPACERS (included) between the highest hole of each
mounting flange and the
3. Attach
damper / duct
connector.
Snap damper / duct
connector onto
housing. Make sure
connector is flush
with top of housing
and damper flap
falls closed.
4. Install 4-inch
(101.6 mm)
round
ductwork.
Connect 4-inch
(101.6 mm) 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.
MODELS QTREN090C • QTREN110C
.
(use for mounting to
I -joist.
Page 2
TABS
SPACER
-Joist)
I
-JOIST
I
-JOIST (shown) requires use
I