6
4. Operation
4.1. Switching the unit on/off
(Fig. 4-1)
1. Press the
button
1
.
• The remote controller display turns on.
2. Press the
button
2
.
• Each time the button is pressed, the setting changes.
Auto
Heat
Cool
Dry
Fan
* If the automatic operation is selected, cooling operation
starts if the room temperature is higher than the set
temperature and heating operation starts if the room
temperature is lower than the set temperature.
If the AUTO (dual set point) mode is enabled,
B
is
displayed.
When setting the AUTO (dual set point) mode, you can
set 2 temperatures (1 temperature for cooling and 1
temperature for heating).
According to the room temperature, the indoor unit oper-
ates automatically in the cooling or heating mode to keep
the room temperature within the set range.
* The AUTO (dual set point) mode cannot be used depend-
ing on the model of the connected outdoor unit.
<Auto operation (dual set point) mode>
When the operation mode is set to the Auto (dual set point)
mode, two preset temperatures (one each for cooling and
heating) can be set. Depending on the room temperature,
indoor unit will automatically operate in either the Cool or
Heat mode and keep the room temperature within the pre-
set range.
The graph below shows the operation pattern of indoor unit
operated in the Auto (dual set point) mode.
Operation pattern during Auto (dual set point) mode
HEAT
COOL
HEAT
COOL
Preset temp.
(COOL)
Preset temp.
(HEAT)
Room
temperature
The room tem-
perature changes
corresponding to
the change in the
outside tempera-
ture.
2
5
1
4
6
3
A
B
Fig. 4-1
en
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