5ENGLISH◆ There must be no obstacles near the air inlet and outlet.◆ Install the indoor unit on a ceiling that can support its weight.◆ Maintain sufficient clearance around the indoor unit.◆ Make sure that the water dripping from the drain hose runs away correctly and safely.◆ The indoor unit must be installed in this way, that they are out of public access. (Not touchable by the users)◆ After connecting a chamber, insulate the connection part between the indoor unit and the chamber with t10or thicker insulation. Otherwise, there can be air leak or dew from the connection part.■ Construction Standard for Inspection Hole1) In case, the ceiling is tex tile, Inspection hole dose not need.2) In case, the ceiling is plaster board, Inspection hole depends on Inside height of the ceiing.a. Height is more than 0.5m : Only "B" [Inspection for PBA] is applied.b. Height is less than 0.5m : Both "A"&"B" are applied.c. "A"&"B" are inspection holes .Indoor unitSpace requirements for installation & serviceDeciding on where to install the indoor unitUnit Width(W)"A"=W+100mmUnit Depth(D)"B"=500mm You must have20mm or more space between the ceiling and the bottom of indoor unit. Otherwise, the noisefrom the vibration of indoor unit may bother the user.When the ceiling is under construction, the hole forcheck-up must be made to take service, clean and repair the unit. It is possible to install the unit at an height of between 2.2~2.5m from the ground,if the unit has a duct with a well defined lenght (300mm or more), to avoid fan motor blower contact.If you install the cassette or duct type indoor unit on the ceiling with humidity over 80%, you must apply extra10mm of polyethylene foam or other insulation with similar material on the body of the indoor unit.20mm20mmor moreor more