3 Before operation
Operation manual
4
FTXP20~71L2V1B
R32 split series
3P511999-1C – 2018.01
Icon Description
Current temperature setting
Airflow rate = Automatic
Airflow rate = Indoor unit quiet
Airflow rate = High
Airflow rate = Medium high
Airflow rate = Medium
Airflow rate = Medium low
Airflow rate = Low
Comfort operation is active
Auto vertical swing is active
ON timer is active
OFF timer is active
2.2.3 To operate the user interface
a Signal receiver
1 Aim the signal transmitter at the signal receiver on the indoor
unit (maximum distance for communication is 7m).
Result: When the indoor unit receives a signal from the user
interface, you will hear a sound:
Sound Description
Beep-beep Operation starts.
Beep Setting changes.
Long beep Operation stops.
3 Before operation
3.1 To fix the user interface to the wall
a User interface
b Screws
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.
3.2 To insert the batteries
The batteries will last for about 1 year.
1 Remove the back cover.
2 Insert both batteries at once.
3 Put the cover back.
3.3 To switch between Fahrenheit and
Celsius
Change this setting only when the temperature is displayed.
1 Press and simultaneously for about 5seconds.
Result: The setting changes.
3.4 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.
4 Operation
4.1 Operation range
Use the system in the following temperature and humidity ranges for
safe and effective operation.
Operation mode Operation range
Cooling
(a)(b)
▪ Outdoor temperature: –10~46°C
▪ Indoor temperature: 18~32°C
▪ Indoor humidity: ≤80%
Heating
(a)
▪ Outdoor temperature: –15~24°C
▪ Indoor temperature: 10~30°C
Drying
(a)
▪ Outdoor temperature: –10~46°C
▪ Indoor temperature: 18~32°C
▪ Indoor humidity: ≤80%
If operated outside the operation range:
(a) A safety device might stop the operation of the system.
(b) Condensation might occur on the indoor unit and drip.