2
A
B
HARDWARE CONTENTS
(Images are to scale)
× 5
Tapping Screw ( ø 4 x 25mm)
× 5
Screw (#8-32 x 5/16 in.)
Screw
3
Insert tab into hole in housing.
1
Insert tab into the gap
between fan unit and
housing.
2
1. Attach the duct connector from outside, and secure
by using screw (#8-32 x 5/16 in.).
2. Remove the motor assembly, attach the duct
connector from the housing can inside, and secure
by using screw (#8-32 x 5/16 in.).
Insert and secure motor assembly.
Screw
Insert tab into hole
in housing
Pull existing
ductwork into
housing
Attach duct connector
Note: Remove the tape from the damper
before installation.
ASSEMBLY INSTRUCTIONS
3. Extend the hanger bars to fit the width of the joists.
Hold the fan in place by wrapping the hanger bar
tabs around the bottom of the joist.
Make sure the fan body is level and perpendicular
to the joist.
Install the housing (I)-using hanger bars
1. Sliding hanger bars are available to allow for
positioning of the housing anywhere between joists
up to a span of 24 in..
2. Insert the hanger bars into the channels on the
housing. Make sure the tabs face up as shown.
Hanger Bar
Tab Face
Channel
1. Slotted tabs are provides to locate housing flush
with 1/2 in. ceiling material. Bend tabs outwards
90° (Use a screw driver if desired) and position
housing so that tabs rest against bottom edge of
the joists (or front of the stud). Nail the housing
to the joist or stud using four screws to ensure a
solid, quiet installation.
Bottom of Joist
Joist
Joist
Screw
Install the housing (II)-using mounting tabs
G
4. Ensure that the distance between the ceiling and
fan body is appropriate for mounting the grille.
5. Secure the suspension brackets to the joists with
nails or by using the tapping screws (Ø4x25mm)
through holes near nails.
6. Secure the suspension bracket to the fan body
using screws (#8-32 x 5/16 in.).
7. Follow steps 2 to 6 of the installation instructions to
complete the installation work.
Screw Ø4x25mm
Joist
Joist
Tab
1. Position the housing so that it is centered in the
existing ceiling opening; make sure the housing
is flush with finished ceiling. After making
electrical connection, driving the nails (not
provided) through the housing where indicated
by arrows.
Install the housing (III)-existing ceiling installation
1. Insert the 6 in. duct (not provided) into the duct
connector and tape all ductwork connections to
make them secure and airtight.
Duct connection
2. Install the duct with a gradient 1°~2° to the
outside.
Nail
Ceiling
Body
Tape
Duct
Outside
Gradient
1
°
~2°
Inside
Duct connector
1. Follow all local electrical and ANSI/NFPA70.
TURN OFF POWER SOURCE.
REVIEW ALL SAFETY PRECAUTION.
CONNECT WIRING
2. NEVER place a switch where it can be reached
from a tub or shower.
Using wire nuts (not provided), connect the house
power cable and Light cables to the ventilating fan
wires.
14 AWG (2.1 mm ) is the smallest conductor that
shall be used for branch-circuit wiring.
Connect wires as shown in wiring diagrams.
3.
4.
CONVENTIONAL WIRING DIAGRAM
5.
LED Light Model: 150LEDNL
OFF
ON
L
N
LIGHT SWITCH
JUNCTION BOX
SWITCH BOX
WHITE
RED
GREEN
GRD
OFF
ON
L
N
NIGHT-LIGHT SWITCH
WHITE
YELLOW
OFF
ON
L
N
POWER SWITCH
WHITE
BLACK
BLACK
ON/OFF SWITCH
(purchase separately)
SWITCH BOX
120 VAC
LINE IN
WHITE
GROUND
(bare)
POWER
SWITCH
WIRING
PLATE
LIGHT
SWITCH
NIGHT-
LIGHT
SWITCH
YELLOW
RED
Single Speed Model: 150F
LED Adjustable Model: 150LED-ADJ
OFF
ON
L
N
POWER SWITCH
JUNCTIONBOX
SWITCHBOX
WHITE
BLACK
GREEN
GRD
BLACK
ON/OFF SWITCH
(purchase separately)
SWITCH BOX
120 VAC
LINE IN
WHITE
GROUND
(bare)
POWER
SWITCH
WIRING
PLATE
ON
POWER SWITCH
LIGHT SWITCH
JUNCTION BOX
SWITCH BOX
WHITE
BLACK
OFF
ON
WHITE
GREEN
GRD
L
N
L
N
RED
OFF
2
