6
WARNING
Disconnect power supply before
installing the unit.
Please wear gloves to protect hands
during the installation.
Remove the tape placed on the damper and
adaptor before installation. Failure to do so
will cause the product to work inefficiently and
create a loud noise.
Adaptor
Tape
Damper
Remove existing fan
Joist
Unit: inches (mm)
Conduit
Circular duct
Ceiling (already existed)
1
Remove the existing fan and cut the ceiling opening
according to the required dimensions.
1
2
1
Insert Flex-Z Fast™ bracket into the opening and extend.
Align and install bracket to joist by using 2-preinstalled tapping screws.
Flex-Z Fast™ bracket position can be adjusted from 16" to 24" (406mm to 610mm) between joists.
Install Flex-Z Fast™ bracket
Joist
2 Tapping screws
(ST4.2X20)
Flex-Z Fast™ bracket
Align
2
Joist
Flex-Z Fast bracket
™
Joist
Align the edge of Flex-Z Fast™
with the edge of the ceiling
opening on the side where the
adapter will be installed.
Drywall
INSTALLATION (RETROFIT)
Remove adaptor
from fan body
Disconnect plug connector from
the receptacle and remove adaptor
from fan body by removing the
machine screw (M4X8) before
installation.
1
Flex-Z Fast™ bracket
1
Joist
Drywall
Joist
Machine screw
(M4X8)
Fan body
Adaptor
1
Plug connector
Receptacle
