The unit will power up and display the room temperature. 2. Press the Mode button until the orange indicator light shines above the word Dehumidify. 3. Condensed water may accumulate in the unit. If the internal tank becomes full, the warning light will shine and the unit will not operate until the unit has been drained. See Draining Excess Water section. 4. The fan will operate in Med speed. Fan speed is not adjustable in Dehumidify mode. Fan Mode 1. Press the On/Off button to turn the unit on.