59
③ When install the filter mesh, please plug it
into flange inclined from air return opening, and
then push up.
④ The installation has finish, upon filter mesh
which fixing blocks have been insert to the
flange positional holes.
12.2.2 Compact cassette indoor unit
installation
12.2.2.1 Service space for indoor unit
12.2.2.2 Bolt pitch
12.2.2.3 Install the pendant bolt
Select the position of installation hooks
according to the hook holes positions showed
in upper picture.
Drill four holes of Ø12mm(0.47in), 45~50mm
(1.57in~1.97in) deep at the selected positions
on the ceiling. Then embed the expansible
hooks (fittings).
Face the concave side of the installation hooks
toward the expansible hooks. Determine the
length of the installation hooks from the height
of ceiling, then cut off the unnecessary part.
39.37in
25.47in
22.44in
21.46in
20.59in
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