Insulation Work
Installation 87
3.3 Super-slim cassette indoor unit installation
3.3.1 Service space for indoor unit
Model A H Remark
18-30 205 >235 R410A and R22 Cooling / Cooling & Heating
36-48 245 >275 R410A and R22 Cooling / Cooling & Heating
48-60 287 >317 R410A and R22 Cooling / Cooling & Heating
3.3.2 Bolt pitch
3.3.3 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).
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