Samsung IER Series Installation Manual page 17

1. Product Information and Installation Precautions
• Requirements for using FAN
– Air vent: Should only be installed on the bottom
– Upper portion: Seal the entirety, except the fan outlets
Location of FAN
Air vent area
Shape of FAN unit
Seal the left and right sides
Seal the left and
right sides
 Vent requirements
- Use vents with an opening rate of at least 70%
- Opening rate (%) =
16
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LED R&D Lab(VD)