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In Heating Mode
- Make sure that the room is appropriately sized for the device according to the recommended room size, a room that is too large may be difficult to heat completely.
- Make sure the target temperature is set above the ambient temperature of the room even if using manual fan speed mode. If the room temperature is above the target temperature the heater will not turn on and room temperature air will come out of the device.
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In Colling Mode:
- The device cools through a fan that blows clean purified air at room temperature, the 3-in-1 device is not an air conditioning unit.
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