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Deciding on where to install the indoor unit
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 sufficient clearance around the indoor unit.
◆ Make sure that the water dripping from the drain hose runs away correctly and safely.
◆ Indoor unit must be installed in an area where not accessible by the public or end user.
◆ 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.
Space requirements for installation & service
■ Construction Standard for Inspection Hole
1) In case, the ceiling is tex tile, Inspection access is not required.
2) In case, the ceiling is plaster board, Inspection hole depends on Inside height of the ceiing.
a. Height is more than 1.64ft(0.5m) : Only "B" [Inspection for PBA] is applied.
b. Height is less than 1.64ft(0.5m) : Both "A"&"B" are applied.
c. "A"&"B" are inspection holes .
Unit Width(W)
"A"=W+3.94"(100mm)
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.
if the unit has a duct with a well defined lenght [11.81"(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 extra
10mm of polyethylene foam or other insulation with similar material on the body of the indoor unit.
"B"=19.69"(500mm)
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