12.2.5 Slim cassette indoor unit
installation
12.2.5.1 Service space for indoor unit
12.2.5.2 Bolt pitch
12.2.5.3 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, 45~50mm deep at
the selected positions on the ceiling. Then
embed the expansible hooks (fittings).
12.2.5.4 Install the main body
Make the 4 suspender through the 4 hanger of
the main body to suspend it. Adjust the
hexangular nuts on the four installation hooks
evenly, to ensure the balance of the body. Use
a leveling instrument to make sure the
levelness of the main body is within ±1°.
Adjust the position to ensure the gaps between
the body and the four sides of ceiling are even.
The body's lower part should sink into the
ceiling for 10~12 mm. In general, L is half of the
screw length of the installation hook.
Locate the air conditioner firmly by wrenching
the nuts after having adjusted the body's
position well.
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