37
3Installation of Flange and duct
Fresh air is intaken by indoor fan motors or ductable fan motor devices on field. The positions
of fresh air intakecan be changed according to the installation of ductable fan motor.
57
80
96
80
96
4-6 Hole|Õ
|Õ75
Note:
1. The device can be installed in ceiling cassette type indoor units (several-direction flow).
2.When installing the device, duct is needed on field and the rated diameter is 75mm.
3. When metal duct pass through wooden wall, electric insulation must be add between duct and wall.
The duct must be pulled out downside to prevent rain and water entering.
Net cover must be set at places where duct explodes to outdoor air to prevent birds and animals entering
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