5 Operation
Operation manual
6
ATXM20~3 ATXM5 ATXM20~35R5V1B
Daikin room air conditioner
3P485919-12S – 2020.06
1
Remove the front cover.
2
Insert both batteries at once.
3
Put back the front cover.
2
3
1
AAA.LR03
INFORMATION
▪ Low energy of battery is indicated by flashing of LCD
display.
▪ ALWAYS replace both batteries at once.
4.2
To mount the user interface holder
c
b
a
2×
a
User interface
b
Screws (field supply)
c
User interface holder
1
Choose a place where the signals reach the unit.
2
Attach the holder with screws to the wall or a similar location.
3
Hang the user interface on the user interface holder.
4.3
To set the clock
Note:
If the time is NOT set,
, , and
blink.
1
Press
.
Result:
and blink
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.
In combination with outdoor units: 2AMXM and 3AMXM
Cooling and
drying
(a)(b)
Heating
(a)
Outdoor temperature
–10~46°C DB
–15~24°C DB
–15~18°C WB
Indoor temperature
18~37°C DB
14~28°C WB
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.
In combination with other outdoor units
Cooling and
drying
(a)(b)
Heating
(a)
Outdoor temperature
–10~50°C DB
–20~24°C DB
–21~18°C WB
Indoor temperature
18~37°C DB
14~28°C WB
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.
