5 Operation
Operation manual
7
CVXM20+FVXM25~50A2V1B
Split system air conditioners
3P477071-2F – 2020.06
Result: blinks.
4 Press or to set the correct time.
Note: Holding down or increases or decreases the time
setting rapidly.
5 Press .
Result: Setting is complete. blinks.
4.5 To set the brightness of the indoor
unit display
1 On the home screen, press for at least 2seconds.
Result: The selection menu number appears on the display.
is blinking.
2 Press to enter the setting.
3 Press or to change the setting as follows:
Blinking Brightness
High
Low
Off
4 Press to confirm the selected setting.
Result: The brightness setting is changed.
Note: The display automatically returns to the default screen after
60seconds. To return to the default screen sooner, press
twice.
5 Operation
5.1 Operation range
Use the system in the following temperature and humidity ranges for
safe and effective operation.
In combination with outdoor unit RXM25~50, 2MXM40+50,
3MXM40+52
Cooling and
drying
(a)(b)
Heating
(a)
Outdoor temperature –10~46°CDB –15~24°CDB
–15~18°CWB
Indoor temperature 18~32°C DB
14~23°CWB
10~30°CDB
Indoor humidity ≤80%
(b)
—
(a)
A safety device might stop the operation of the system if the unit
runs outside its operation range.
(b)
Condensation and water dripping might occur if the unit runs
outside its operation range.
In combination with outdoor unit RXTP25+35
Cooling and
drying
(a)(b)
Heating
(a)
Outdoor temperature –10~46°CDB –25~24°CDB
–25~18°CWB
Indoor temperature 18~32°C DB
14~23°CWB
10~30°CDB
Indoor humidity ≤80%
(b)
—
(a)
A safety device might stop the operation of the system if the unit
runs outside its operation range.
(b)
Condensation and water dripping might occur if the unit runs
outside its operation range.
5.2 Operation mode and temperature
setpoint
When. Adjust the system operation mode and set the temperature
when you want to:
▪ Heat up or cool down a room
▪ Blow air in a room without heating or cooling
▪ Decrease the humidity in a room
What. The system operates differently, depending on the user
selection.
Setting Description
Automatic
The system cools down or heats up a
room to the temperature setpoint. It
automatically switches between cooling
and heating if necessary.
Drying
The system decreases the humidity in a
room.
Heating
The system heats up a room to the
temperature setpoint.
Cooling
The system cools down a room to the
temperature setpoint.
Fan
The system only controls the airflow
(airflow rate and airflow direction).
The system does NOT control the
temperature.
Additional info:
▪ Outside temperature. The system's cooling or heating effect
decreases when the outside temperature is too high or too low.
▪ Defrost operation. During heating operation, frost might occur on
the outdoor unit and decrease the heating capacity. In that case,
the system automatically switches to defrosting operation to
remove the frost. During defrosting operation, hot air is NOT
blown from the indoor unit.