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NOTE: During hot days, the unit will cool off the room most efficiently by setting the temperature at the
lowest and the fan speed at the highest. Reducing the length of the exhaust duct and insulating the
exhaust duct and keeping direct sunlight to a minimum will also improve the cooling efficiency.
2) Dehumidifying Operation
a) Install the exhaust ducts properly
b) Plug the Power Cord to the power outlet.
c) Turn on the unit by pressing the On/Off Button on the control panel.
d) Press the Mode Button until the “
” appears on the VFD display.
NOTE: The unit operates at low fan speed during dehumidifying. The unit cools room slightly during
the dehumidification.
Keep the windows and the doors closed to aid the effectiveness of the unit in removing the moisture from
the room.
NOTE: The unit will not perform dehumidification when the room temperature is lower than 61 degree.
3) Fan Operation
a) Plug the Power Cord to the power outlet.
b) Turn on the unit by pressing the On/Off Button on the control panel.
c) Press the Mode Button until “
” appears on the VFD display.
d) Select the fan speed by pressing the Fan Button.
NOTE: When the unit is running on fan mode, the exhaust duct is inoperative and is not required.
4) Heating Operation
a) Plug the Power Cord to the power outlet.
b) Turn on the unit by pressing the On/Off Button on the control panel.
c) Press the Mode Button until “
“ appears on the VFD display.
d) Press the button ∧ or ∨ until the desired room temperature appears on the
VFD. The temperature ranges from 61
o
F-88
o
F (16
o
C-31
o
C).
e) Select the fan speed by pressing the Fan button. It is recommended to use
the low fan
NOTE: When beginning heat mode, the unit will shut off for 3-5 minutes then resume to heating
operation.
5) Auto Operation
a) Install the exhaust ducts properly
b) Plug the Power Cord to the power outlet.