INSTALLATION
( WOODEN HEADER )
INSTALLATION
(IN EXISTING CONSTRUCTION )
1. Before installation, secure the lighting unit to fan body
(refering to Fig.5 of page 10).
2. Install header between joists by using nails or screws.
1. Installation in existing construction.
Installing the fan body in an existing building requires an accessible area (attic or crawl space) above
the planned installation location or existing ducting and wiring.
2. Installation from accessible area above fan location.
(1) Inspect duct work and wiring before proceeding with installation.
(2) Remove ceiling section.
(3) Install fan body from above with fan body flange flush to drywall ceiling.
3. Install the fan body and secure it by using long
screws(ST4.2X20) (Fig.19, Fig.20)
4. Follow steps 4 to 12 of installation (page 9, page 10)
to complete the installation work.
I
Joist
Joist
Adaptor
Adaptor
Circular duct
6 Long screws
(ST4.2X20)
Fig.20
Header
Fan body
Inches (mm)
(1) To install the fan body, follow the procedures described in Installation . Take the following
precautions before installation.
II
(2) Inspect duct work and wiring before proceeding with installation.
(3) Plan suitable location for fan body. (Next to ceiling joist)
(4) Before installation, provide inspection and maintenance access at a location that will not interfere
with installation work shown in installation .
(5) First, remove ceiling section.
(6) Install fan body.
II
CAUTION:
Check area above planned 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 planning location.
3. No wiring or other obstructions shall interfere with installation.
14
Fig.19
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