6
Selecting the installation location
Indoor Unit
• There must be no obstacles near the air inlet and outlet.
• Install the indoor unit on a ceiling that can support its weight.
• Maintain sucient 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 t10 or
thicker insulation. Otherwise, there can be air leak or dew from the connection part.
• Rigid wall without vibration.
• Where it is not exposed to direct sunshine.
• Where the air lter can be removed and cleaned easily.
Space requirements for installation & service
• Construction Standard for Inspection Hole.
1) In case, the ceiling is textile, Inspection hole dose not need.
2) In case, the ceiling is plaster board, Inspection hole depends on Inside height of the ceiling.
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.
Unit Width(W)
“A”=W+100mm “B”=500mm
Unit Depth(D)
20mm or
more
20mm or
more
• You must have 20mm or more space between the ceiling and the bottom of indoor unit. Otherwise, the noise from
the vibration of indoor unit may bother the user.When the ceiling is under construction, the hole for check-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
dened lenght (300mm or more), to avoid fan motor blower contact.
NASA_Big Duct_AM@@@FNHDEH@_IM_03864A-05_EN.indd 6 2016-04-01 오후 5:29:38
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