9-8
REMOTE CONTROLLERS OPERATION
9.1.2.
AUTOMATIC OPERATION
The device will automatic determines the mode of
operation, HEAT, COOL, or DEHUMIDIFY depending on
the current room temperature. The selected mode of
operation will change when the room temperature varies.
1. Press the function selector so that the display
indicates AUTO mode of operation.
2. Press the START / STOP button, operation will starts
with a beep. Press again to stop the operation.
3. Press the temperature button and the temperature
setting will change by 1
o
C each time.
NOTE:
1. The preset temperature and actual room temperature
may vary somewhat depending on the conditions.
2. The display does not indicate the preset temperature
in the AUTO mode. If you change the setting, the
indoor unit will produce a beep.
9.1.3.
AUTO RESTART CONTROL
If there is a power failure, operation will be automatically
restarted when the power is resumed with previous
operation mode and airflow direction. (As the operation is
not stopped by the remote controller)
When the circuit breaker is resumed, the operation will
be automatically restarted with previous operation mode
and airflow direction. If you do not intend to continue the
operation when the power is resumed, switch of the power
supply.
9.1.4.
HEATING OPERATION
1. Press the function selector so that the display
indicates HEAT mode of operation.
2. Set the desired room temperature with the TEMP
button.
3. Press the START / STOP button, operation will starts
with a beep. Press again to stop the operation.
NOTE:
1. The preset temperature and actual room
temperature may vary somewhat depending on the
conditions.
9.1.5.
COOLING OPERATION
1. Press the function selector so that the display
indicates COOL mode of operation.
2. Set the desired FAN SPEED with the FAN SPEED
button.
3. Set the desired room temperature with the TEMP
button.
4. Press the START / STOP button, operation will starts
with a beep. Press again to stop the operation.
9.1.6.
DEHUMIDIFYING OPERATION
1. Press the function selector so that the display
indicates DEHUMIDIFY mode of operation. The FAN
SPEED is set at LOW automatically.
2. The FAN SPEED button does not work.
3. Set the desired room temperature with the TEMP
button.
5. Press the START / STOP button, operation will starts
with a beep. Press again to stop the operation.
NOTE:
1. When the room temperature is higher that the
temperature setting, the device will dehumidify the
room, reducing the room temperature to the preset
level.
2. When the room temperature is lower than the
temperature setting, dehumidifying will be performed
at the temperature setting slightly lower than the
current room temperature, regardless of the
temperature setting. The function will stop as soon as
the room temperature becomes lower than the setting
temperature.
9.1.7.
AUTO CHANGEOVER*
Auto changeover function only applicable during auto
mode is on. During the auto mode, the changeover function
is triggered by determine the outdoor temperature and the
indoor temperature.
The auto-changeover mode operation will be restricted or
automatically changeover when the temperature of the
outdoor and indoor matches the criteria as below,
During cooling
Outdoor temperature >27
o
C
Restricted to
cooling
Room temperature < 3
o
C below
preset temperature
Change to heating
During heating
Outdoor temperature<16
o
C
Restricted to
heating
Room temperature > 2
o
C above
preset temperature
Change to cooling
The auto changeover mode is only applicable to
Applicable models
RAC-25WX8
RAC-25YH5
RAC-35WX8
RAC-35YH5
RAC-50WX8
RAC-18YH6
RAC-25FX8
RAC-25YH6
RAC-35FX8
RAC-35YH6
RAC-50FX8
RAC-50YH6
RAC-25NH5
RAC-60YH5
RAC-35NH5
RAC-70YH5
RAC-50NH5
RAC-80YH5
RAC-65NH5
*Auto changeover function not applicable when connected
to Multizone outdoor unit.
Final preset
temperature 25
o
C
-3
o
C from preset
temperature
2
o
C from preset
temperature
Heating
Cooling
