Ceiling Exhaust Fans
4
®
Installation for Joist Mounting
1. Position fan housing between the joists. Fasten
housing to joist using two screws (ST4X30) through
the housing flange, and fasten mounting bracket to
joist using two screws (ST4X30). See Fig. 3.
ATTENTION
Please wear gloves during the installation work.
IMPORTANT
Remove the tape from damper and duct adapter
before installation. As shown below:
2. Remove the knockout plate and secure conduit or
strain relief to knockout hole.
Refer to wiring diagrams on page 3. Use UL
approved connectors to connect the incoming
power wires to the ventilation fan wires. Then attach
knockout plate to the fan body. See Fig. 4.
3. Utilize 4-inch circular duct to connect to duct
adapter on the fan housing. Squeeze the circular duct
to fit the adapter and secure it with clamps or ties,
and seal it with mastic or approved foil tape.
See Fig. 5.
ATTENTION
The screws for securing bracket should not be
replaced by other screws, otherwise the cord in PCB
box may be damaged and cause fire.
IMPORTANT
Follow all local electrical and safety codes, as well as
the National Electrical Code (NEC) and the National
Fire Protection Agency (NFPA), where applicable.
Follow the Canadian Electric Code (CEC) in Canada.
Duct
Adapter
Tape
Damper
Fig. 3
Joist
Screws
(ST4X30)
Screws
(ST4X30)
Fig. 4
Attach cable clamp to Knockout
Plate. Knockout Plate mounts to
outside of Housing and may be
oriented as desired.
Connect
wire
s
Ⅰ
Ⅱ
Ⅲ
Ⅳ
Black
Green
Wire nuts
White
Nuts
Fig. 5
Duct
Clamps
Adapter
Duct
