Installation Guide

2. Unplug all connectors from wiring panel. Remove the
fan body by release two machine screws (M5 x 6 mm)
and then remove duct connector by release machine
screw (# 8-32x1/4’’).
3. The housing mounts with 4 tapping screws (ø 4×25
mm). Screw housing to joist through highest and
lowest holes in each mounting flange.
USING HANGER BARS
1.
Insert hanger bars into the channels on housing.
Sliding hanger bars to allow for your specific
positioning of housing anywhere between joists and
span up to 24 in..
2. Extend hanger bars to the width of the joists. Make
sure the fan body is level and perpendicular with the
joist, and flush with ceiling surface. Fasten hanger bars
to joists with tapping screws (ø 4×25 mm). Secure
hanger bars together with machine screws (# 8-
32x5/16’’).
EXISTING CONSTRUCTION – ACCESSIBLE
FROM ABOVE
1. Remove existing fan. Measure the existing ceiling
opening or cut a new opening to ensure it is large
enough to accommodate the new fan (8 in. x 8 1/4 in.
suggested).
2. Place housing in opening so that it’s bottom edge is
flush with finished ceiling. Screw housing to joist
through highest and lowest holes in each mounting
flange.
3. Insert the duct (not provided) into the duct connector
and tape all ductworks connection to make them
secure and air tight. Install the duct with a gradient
1°~2° to the outside.
EXISTING CONSTRUCTION – ACCESSIBLE
FROM BELOW (No Attic Access)
1. Removing existing fan. Measure the ceiling opening or
cut a new opening to ensure it is large enough to
accommodate the new fan (8 1/2 in. x 8 1/2 in.
suggested)
A piece of wood (not provided) may be necessary that
is screwed in from below through the ceiling board.
Suggested size is H 4 in. x L 14 in. Position the screws
far enough from the edge of the ceiling board that it
does not crumble and give way.
Wood
4 in.
14 in.
8
1
/
2
i
n
.
8
1
/
2
i
n
.
2. Unplug all connectors from wiring panel. Remove the
fan body by release two machine screws (M5 x 6 mm)
and then remove duct connector by release machine
screw (# 8-32x1/4’’).
3. Using wire nuts (not provided) connect house wires to
fan wires as shown in connect wiring diagram A. Insert
housing into ceiling opening and secure housing to
the wood or the ceiling by using tapping screws (ø
4x25 mm). Attach the duct (not provided) and duct
connector and tape all ductworks connection to make
them secure and airtight through the ceiling opening.
4. Attach the duct connector to the housing can inside by
using machine screw (# 8-32x1/4’’) and then insert fan
body into housing by using two machine screws (M5 x
6 mm) originally on the fan body and plug in all
connectors.
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 house power
cable to ventilating fan. 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.
CONVENTIONAL WIRING DIAGRAM
1. ELT80-110, ELT80-110MH
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
WHITEGROUND
(bare)
POWER
SWITCH
2. ELT80-110D, ELT80-110H
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
A
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