INSTALLATION II - USING HANGER BAR
1.
Sliding hanger bars are available to allow for
positioning of the housing anywhere between joists up
to a span of 24’’.
Channel
Hanger bar
2.
Extend the hanger bars to fit the width of the joists.
Make sure the fan body is level and perpendicular to
the joist.
3.
Ensure that the distance between the ceiling and fan
body is appropriate for mounting the grille.
4.
Secure the hanger bars to the joists with tapping
screws (Ø4x25 mm) or nails (not provided).
5.
Secure the hanger bars to the fan body using the
machine screws (#8-32 x 5/16").
Joist
Joist
Machine Screws
Screw 4 X 25mm
or nail(not provided)
ATTACH DUCT CONNECTOR AND CONNECT WIRING
1.
Attach the duct connector from outside and secure by
using machine screw (#8-32 x 5/16’’).
Insert tab into hole in housing.
Screw #8-32 x 5/16"
Insert tab into the gap
between fan unit and
housing.
2.
Using wire nuts (not provided) connect house wires to
fan wires as shown in ‘‘CONNECT WIRING’’.
EXISTING CONSTRUCTION - ACCESSIBLE FROM
ABOVE (Attic Access)
1.
Removing existing fan.
2.
Measure the existing ceiling opening or cut a new
opening to ensure it is large enough to accommodate
the new fan (10 1/2 in. x 11 3/8 in. suggested).
11
"
3/8
10
1
2
"
3.
You can mount housing with flange or using hanger
bar, and attach duct connector and connect wiring.
EXISTING CONSTRUCTION - ACCESSIBLE FROM
BELOW (Room inside installation)
1.
Removing existing fan.
2.
Measure the existing ceiling opening or cut a new
opening to ensure it is large enough to accommodate
the new fan (10 3/4 in. x 12 in. suggested). A piece of
wood (not provided) may be necessary that is screwed
in from indoor through the ceiling board or wall.
Suggested size is H 4 in. x L 17 in. Position the screws
far enough from the edge of the ceiling board that it
does not crumble and give way.
Wood
4 in.
17 in.
12 in.
10
3/
4
in
.
3.
Remove the fan body by release three machine screws
(M5 x 6mm), unplug all connector from wiring panel.
Screw M5 x 6mm
4.
Using wire nuts (not provided) connect house wires to
fan wires as shown in ‘‘
CONNECT WIRING
’’. Insert the
housing into the existing ceiling opening and secure
housing by using three tapping screws (Ø4x25) or nails
(not provided).
Screw 4 X 25mm
or nail(not provided)
5.
Do the duct work as below picture and fix the duct
connector to the housing by using machine screw
(#8-32 x 5/16’’).
Pull existing ductwork
into Housing
Screw #8-32 x 5/16" Insert tab into
hole in housing
6.
Insert and secure fan body by
three machine screws
(M5 x 6mm).
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.
Duct Connector
Grille
Body
Outside
Inside
Gradient
1°~2°
Tape
Duct
Ceiling
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.
Connect wires are shown in wiring diagrams A.
4.
14 AWG (2.1 mm
2
) is the smallest conductor that shall
be used for branch-circuit wiring.
Page 2.
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