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Model Installation
Method of Use
● Use the operation switch to operate the unit.
0 (OFF)............... the unit stops.
1 (ON) ................ the unit operates.
● Use the Air Flow switch to set to the desired air flow.
High.................... Turns to high air volume.
Low..................... Turns to low air volume.
● Use the Function Select switch to set the ventilation mode.
Energy Recovery Ventilation Mode ...... Open air is thermal-exchange with room air to bring it closer to a room temperature and
humidity, before taking it in the room.
Normal Ventilation Mode ...................... To intake open air as it is.
Note that when installing a unit
body upside down, its printed
indication is in a reversed position.
Pipe Hood
Outside Intake Duct
Supply Air Duct
Ceiling Suspension Bolt
SA
(Supply Air)
RA
(Room Air)
OA
(Outside Air)
EA
(Exhaust
Air)
Room Intake Duct
Room Intake Opening
(Supply/Exhaust Air Grill)
Heat Insulation
Material
Exhaust Air Duct
Inside Supply Opening
(Supply/Exhaust Air Grill)
Pipe Hood
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