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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 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 t10 or thicker insulation. Otherwise, there can be air leak or dew from the connection part.
Rigid wall without vibration.
not exposed to direct sunshine.
Where it is
Where the air filter 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 1m : Only "B" [Inspection for PBA] is applied.
b. Height is less than 1m : Both "A" & "B" are applied.
c. "A" & "B" are inspection holes.
Unit Width(W)
"A"=W+100mm
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 defined lenght
(300mm or more), to avoid fan motor blower contact.
Insulation Guide
Thickness: more than 10mm
Indoor unit
A
20.0~28.0kW
1240x1040
(1240x470x1040)
I nsulate the end of the pipe and some curved area by using separate insulator.
I nsulate the discharge and suction part at the same time when you insulate connection duct.
"B"=500mm
Front
B
C
1240x1040
470x1040
470x1040
D
B
Back
A
C
D
Front/Back
Insulate the front and back side
in proper size at the same time
when insulating the suction duct
and discharge duct.
20mm or more
20mm or more
7
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