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1-1.6. Follow step 2 to 5 of installation to complete the
installation work.
1-2 TypeⅡ－16/19.2/24 inches between joists
Joist
Screw M4× × × × 12
Bracket I
Tab
Bracket II
Joist
1-2.1 Insert the suspension bracketⅠ into the bracket cover of
adaptor side and insert the suspension bracketⅡ and Ⅲ
into the back of the fan body.
1-2.2 Insert the fan between joists. Make sure the fan body is
level and perpendicular with the joist.
1-2.3 Ensure the distance between ceiling and fan body for the
thickness of grille.
1-2.4 Secure the suspension bracket to joists by using screw
(M4×12-3pcs each).
1-2.5 Secure the suspension bracket to fan body by using screw.
1-2.6 Follow step 2 to 5 of installation to complete the
installation work.
2.
Duct connection
2-1. Insert the duct into the duct connector and tape all
ductworks connection to make them secure and air tight.
2-2. Install the duct with a gradient 1°~2° to the outside.
Body
Ceiling
Grille
3.
Connect wiring
3-1. Follow all local electrical and safety codes.
3-2. NEVER place a switch where it can be reached from a tub
or shower.
16.0
19.2
24.0
Joist
B-01
Joist
Bracket III
Tab
B-02
Inside
Outside
Tape
Duct
Gradient 1° ° ° ° ~2° ° ° °
Inspection Hole
MODEL VFB25ADL / VFB25ACL
3-3. Connect wires as shown in wiring diagrams.
3-4. Using wire nuts, connect house power cable to ventilating
fan, light and night light wires.
Compartment
Power cable
2
3-5. 14 AWG (2.1 mm
) is the smallest conductor that shall be
used for branch-circuit wiring.
4.
Test run and grille attachment
4-1. When the power on, check for abnormal vibration or sound.
4-2. Mount the grille to the grille bracket by mount screw
(M4×30-2 PCS)
4-2-1
Lock screw(M4×30) into the grille bracket, rotate
around the screw out of bracket surface.
Lamp module bracket
4-2-2
Insert the grille bracket module(4-2-1) into the main body,
and lock screw(M4×6) to fixed the grille bracket.
Insert Area
Page 3.
Wire nut
Screw M4× × × × 30
Screw
M4× × × × 6
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