5 User interface
Installation and operation manual
8
FAA71+100BUV1B
Split system air conditioner
3P654518-1A – 2021.03
a
c
d
b
e
f
g
h
a
Front panel
b
Front grille
c
Service cover
d
Air filters
e
Drain hose
f
Refrigerant pipes
g
Electrical wiring
h
User interface
5
User interface
CAUTION
▪ NEVER touch the internal parts of the controller.
▪ Do NOT remove the front panel. Some parts inside are
dangerous to touch and appliance problems may
happen. For checking and adjusting the internal parts,
contact your dealer.
NOTICE
Do NOT wipe the controller operation panel with benzine,
thinner, chemical dust cloth, etc. The panel may get
discoloured or the coating peeled off. If it is heavily dirty,
soak a cloth in water-diluted neutral detergent, squeeze it
well and wipe the panel clean. Wipe it with another dry
cloth.
NOTICE
NEVER press the button of the user interface with a hard,
pointed object. The user interface may be damaged.
NOTICE
NEVER pull or twist the electric wire of the user interface. It
may cause the unit to malfunction.
This operation manual offers a non-exhaustive overview of the main
functions of the system.
For more information about the user interface, see the operation
manual of the installed user interface.
6
Operation
6.1
Operation range
Use the system in the following temperature and humidity ranges for
safe and effective operation.
For combination with R410A outdoor unit, refer to the following table:
Outdoor units
Cooling
Heating
RZQ200
Outdoor
temperature
–5~46°C DB
–15~15°C WB
Indoor
temperature
14~28°C WB
10~27°C DB
RZQG71~140
Outdoor
temperature
–15~50°C DB
–20~15.5°C WB
Indoor
temperature
12~28°C WB
10~27°C DB
Outdoor units
Cooling
Heating
RZQSG71~140
Outdoor
temperature
–15~46°C DB
–15~15.5°C WB
Indoor
temperature
14~28°C WB
10~27°C DB
Indoor humidity
≤80%
(a)
—
(a)
To avoid condensation and water dripping out of the unit. If the
temperature or the humidity is beyond these conditions, safety
devices may be put in action and the air conditioner may not
operate.
For combination with R32 outdoor unit, refer to the following table:
Outdoor units
Cooling
Heating
RZAG71~140
Outdoor
temperature
–20~52°C DB
–20~24°C DB
–20~18°C WB
Indoor
temperature
17~38°C DB
12~28°C WB
10~27°C DB
RZASG71~140
Outdoor
temperature
–15~46°C DB
–15~21°C DB
–15~15.5°C WB
Indoor
temperature
20~38°C DB
14~28°C WB
10~27°C DB
100
Outdoor
temperature
–5~46°C DB
–15~21°C DB
–15~15.5°C WB
Indoor
temperature
20~38°C DB
14~28°C WB
10~27°C DB
250
Outdoor
temperature
-20~46°C DB
-20~15°C WB
Indoor
temperature
14~28°C WB
10~27°C DB
ARXM71
Outdoor
temperature
-10~46°C DB
-15~18°C WB
Indoor
temperature
14~28°C WB
10~30°C DB
Indoor humidity
≤80%
(a)
—
(a)
To avoid condensation and water dripping out of the unit. If the
temperature or the humidity is beyond these conditions, safety
devices may be put in action and the air conditioner may not
operate.
DB: Dry bulb
WB: Wet bulb
6.2
About operation modes
INFORMATION
Depending on the installed system, some operation modes
will not be available.
▪ The air flow rate may adjust itself depending on the room
temperature or the fan may stop immediately. This is not a
malfunction.
▪ If the main power supply is turned off during operation, operation
will restart automatically after the power turns back on again.
▪
Setpoint.
Target temperature for the Cooling, Heating, and Auto
operation modes.
▪
Setback.
A function that keeps the room temperature in a specific
range when the system is turned off (by the user, the schedule
function, or the OFF timer).
6.2.1
Basic operation modes
The indoor unit can operate in various operation modes.
