7
INSTALLATION
I
(NEW CONSTRUCTION)
Fig.2.a
Fig.2.b
IMPORTANT:
Remove the tape from damper and adaptor
before installation. As shown below:
Fig.1
Two cases of spacing L :
L
Joist situation:
12 inches (305 mm)
16~24 inches (406~610 mm)
A
B
If the spacing L is 16~24 inches (406~610 mm),
use the suspension bracket assembly.
If the spacing L is 12 inches (305 mm) on joists,
please follow the installation step as (Fig.1).
Secure 4 screws (ST4X30) at flange of frame to the
joists. Then follow steps 6 to 9 of Installation
I
(page 6-8) to complete the installation.
Please wear gloves during the installation work.
CAUTION:
11 4/5~22 1/2 (300~579)
！
4 Screws
(ST4x30)
A
B
Tap
