7
Fig.5
Neutral to
white wire
Earth ground
to green wire
Live to
black wire
Fig.1
Adaptor
Fan body
Machine screw
(M4X6)
INSTALLATION (NEW CONSTRUCTION)
TM
3. Adjust the length of Flex-Z Fast bracket
to fit the spacing between joists, fix the
TM
Flex-Z Fast bracket with the other
two pre-installed tapping screws. (Fig.3)
4. Remove junction box cover and secure conduit or
stress relief to junction box knock-out hole. (Fig.4)
TM
6. Install the adaptor to Flex-Z Fast bracket by
using 2 self-drilling screws. (Fig.4)
5. Install the circular exhaust duct and secure it with
clamps, or ties and seal it with mastic or approved
foil tape. A 3 or 4 inch circular duct is needed to
connect to the relevant part of adaptor.(Fig.4)
7. Refer to wiring diagram on page 6. Follow all the
local electrical safety codes as well as the National
Electrical Code (NEC). Using UL approved wire nuts,
connect house power wires to ventilating fan wires.
(Fig.5)
2. Bend down 4 tabs for positioning; install the
TM
Flex-Z Fast bracket to joists by using the 2
pre-installed tapping screws. (Fig.2)
1. Remove the junction box and duct adaptor from
the fan housing before installing the fan. Remove
the machine screw (M4X6) and disconnect the
electrical molex cable by pinching the tabs to insure
the junction box and adaptor clear the fan housing
when sliding the adaptor off the housing. (Fig.1)
The fan position between joists from 16" to 24"
on center can be adjusted flexibly.
CAUTION
Please wear gloves to protect hands during
the installation as follow.
Connection method for
3 inch adaptor connector
Please remove the tape, which protects the
damper during shipping and installation, from
the duct adaptor as shown below.
Joist
2 Tapping screws
(ST4.2X20)
Joist
2 Tapping screws
(ST4.2X20)
Bend down
4 tabs
Fig.2
Fig.3
TM
Flex-Z Fast
bracket
Mastic or
approved
foil tape
2 Self-drilling screws
Knock-out
hole
Junction box
cover
Conduit
Circular
exhaust
duct
Fig.4
CAUTION
Mount junction box cover carefully so that
lead wires are not pinched.
Insure the junction box cover encloses all the
wires and is completely flush before locking
in place with the attached screw.
