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5 Operation
Operation manual
6
40R2V1B
Daikin room air conditioner
3P485919-14U – 2021.03
2
Press
or
to set the current day of the week.
3
Press
.
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.
4.4
To set the brightness of the indoor
unit display
1
Keep pressed
for at least 2 seconds every time you need to
change the setting.
Result:
Brightness will be changed in order: high, low, off.
4.5
To turn on the power supply
1
Turn the circuit breaker on.
Result:
The flap of the indoor unit will open and close to set the
reference position.
5
Operation
5.1
Operation range
Use the system in the following temperature and humidity ranges for
safe and effective operation.
Cooling and
drying
(a)(b)
Heating
(a)
Outdoor temperature
–10~46°C DB
–25~24°C DB
(R.H. = 55.4%)
Indoor temperature
18~32°C DB
10~30°C DB
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.
INFORMATION
Operation modes:
cooling
,
drying
and
automatic
are
NOT available for the
heating only
version of the product.
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.
5.2.1
To start/stop operation mode and to set
the temperature
: Unit is operating.
: Operation mode = Automatic
: Operation mode = Drying
: Operation mode = Cooling
: Operation mode = Heating
: Operation mode = Fan only
: Shows the set temperature.
1
Press
one or more times to select the operation mode.
Result:
The mode will be set as follows:
2
Press
to
start
operation.
Result:
and the selected mode are displayed on the LCD.
3
Press
or
one or more times to lower or raise the
temperature
.
Cooling
operation
Heating
operation
Automatic
operation
Drying or Fan
only operation
18~32°C
10~30°C
18~30°C
—
Note:
When using
drying
or
fan
only
mode, you cannot adjust the
temperature.
4
Press
to
stop
operation.
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