Fig. 20
Fig. 19
(275)
(375)
10
7/8
14
3/4
2. Install header between joists by using nails or screws.
3. Install the ventilating fan and secure it by using long
screws (M4X30). (Fig. 19, Fig. 20)
12
1. Before installation, secure the fan body to adaptor by
using thumb screw. (Fig. 1 of page 6)
4. Follow step 5 to 9 of installation (page 7, page 8) to
complete the installation work.
I
(2) Inspect duct work and wiring before proceeding with installation.
(3) Plan suitable location for ventilating fan. (next to ceiling joist)
(5) First, remove ceiling section according to Fig. 6 of page 8.
(6) Install ventilating fan.
(1) To install the ventilating fan, follow the procedures described in lnstallation
. Take the following
precautions before installation.
II
1. Installation in existing construction.
Installing the ventilating fan in an existing building requires an accessible area (attic or crawl space) above
the planned installation location or existing ducting and wiring.
CAUTION:
Check area above planning installation location to be sure that:
1. Duct work can be done and that area is sufficient for proper ventilation.
2. Wiring can be run to planned location.
3. No wiring or other obstructions shall interfere with installation.
(4) Before installation, provide inspection and maintenance access at a location that will not interfere
with installation work shown in installation .
II
Adaptor
inches (mm)
Fan body
Joist
Header
Joist
Wire nut
Conduit
Junction box
Green wires
Lead wires
6 Long screws
(M4X30)
Junction box
Circular duct
(1) Inspect duct work and wiring before proceeding with installation.
(2) Remove ceiling section according to Fig. 6 of page 8.
(3) Install ventilating fan.
2. Installation from accessible area above fan location.
