2.
Remove the motor assembly, attach the duct
connector from the housing can inside, and secure by
using one screw (#8-32 x 5/16’’). Insert and secure
motor assembly.
Pull existing ductwork
into Housing
Screw from
Parts Bag
Insert tab into
hole in housing
NOTE: REMOVE THE TAPE FROM THE DAMPER BEFORE
INSTALLATION.
INSTALL THE HOUSING (I)-USING
SUSPENSION BRACKET
1.
Sliding suspension brackets are available to allow for
positioning of the housing anywhere between joists
up to a span of 24’’.
2.
Insert the suspension brackets into the channels on
the housing. Make sure the tabs face up as shown.
Channel
Suspension Bracket
Tab Face
3.
Extend the suspension brackets to fit the width of the
joists. Hold the fan in place by wrapping the
suspension bracket tabs around the bottom of the
joist. Make sure the fan body is level and perpendicular
to the joist.
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 (Ø4x25) through holes
near nails.
6.
Secure the suspension bracket to the fan body using
the screws (#8-32 x 5/16").
7.
Follow steps 2 to 6 of the installation instructions to
complete the installation work
Bottom of Joist
Joist
Joist
Screw
INSTALL THE HOUSING (II)-USING
MOUNTING TABS
1.
Slotted tabs are provided to locate housing flush with
1/2’’ 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.
Joist
Tabs
Screw 4X25
Joist
INSTALL THE HOUSING (III)-EXISTING
CEILING INSTALLATION
1.
Position the housing so that it is centered in the
existing ceiling opening; make sure the housing is
flush with the finished ceiling. Nail the housing in place
and then drive the nails (not provided) through the
housing where indicated by arrows.
Nails
DUCT CONNECTION
1.
Insert the 6’’ duct (not provided) into the duct
connector and tape all ductwork connections to make
them secure and airtight.
2.
Install the duct with a gradient 1°~2° to the outside.
Ceiling
Body
Tape
Duct
Outside
Gradient
1°~2°
Inside
Duct connector
CONNECT WIRING
TURN OFF POWER SOURCE.
REVIEW ALL SAFETY PRECAUTION.
1.
Follow all local electrical and safety codes,
ANSI/NFPA70.
2.
NEVER place a switch where it can be reached from a
tub or shower.
3.
Using wire nuts (not provided), connect the house
power cable and LED cable to the ventilating fan wires.
4.
14 AWG (2.1 mm
2
) is the smallest conductor that shall
be used for branch-circuit wiring.
CONVENTIONAL WIRING DIAGRAM
LED Light Model: SMT150LED
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
Motion Model: SMT130M
Single Speed Models: SMT130, SMT150
POWER SWITCH
JUNCTION BOX
SWITCH BOX
WHITE
BLACK
OFF
ON
GREEN
GRD
L
N
ON/OFF SWITCH
(purchase separately)
SWITCH BOX
120 VAC
LINE IN
WIRING
PLATE
BLACK
WHITE
GROUND
(bare)
POWER
SWITCH
Humidity Model: SMT130H
Dual Speed Model: SMT150D
HI
POWER SWITCH
MODE SWITCH
JUNCTION BOX
SWITCH BOX
WHITE
BLACK
OFF
ON
BLUE
GRD
L
N
L
N
GREEN
WHITE
BLACK
ON/OFF SWITCH
(purchase separately)
SWITCH BOX
120 VAC
LINE IN
WHITE
GROUND
(bare)
POWER
SWITCH
WIRING
PLATE
MODE
SWITCH
BLUE
OTHER WIRING OPTION
See OPERATION section for detail description of ‘‘mode’’.
Humidity Model: SMT130H
Hardwire power and leave mode not wired, fan runs 24
hours at ‘‘Humidity control mode’’.
JUNCTION BOX
SWITCH BOX
WHITE
BLACK
BLUE
GRD
N
L
GREEN
WHITE
BLACK
SWITCH BOX
120 VAC
LINE IN
WHITE
GROUND
(bare)
WIRING
PLATE
BLUE
2