20 | Configuration
Installer and user reference guide
75
FXFA20~125A2VEB
VRV system air conditioner
4P599624-1A – 2020.06
If the … decoration panel is used Then
(1)
M SW —
Standard or self-cleaning 13 (23) 15 01
Design 02
Setting: Airflow direction range
This setting must correspond with the needs of the user.
If you want set the airflow direction range to… Then
(1)
M SW —
Upper 13 (23) 4 01
Medium 02
Lower 03
Setting: Air volume when thermostat control is OFF
This setting must correspond with the needs of the user. It determines the fan
speed of the indoor unit during thermostat OFF condition.
1 If you have set the fan to operate, set the air volume speed:
If you want… Then
(1)
M SW —
During thermostat
OFF at cooling
operation
LL
(2)
12 (22) 6 01
Setup volume
(2)
02
OFF
(a)
03
Monitoring 1
(2)
04
Monitoring 2
(2)
05
Monitoring 3
(2)
06
H
(2)
07
During thermostat
OFF at heating
operation
LL
(2)
12 (22) 3 01
Setup volume
(2)
02
OFF
(a)
03
Monitoring 1
(2)
04
Monitoring 2
(2)
05
Monitoring 3
(2)
06
H
(2)
07
(1)
Field settings are defined as follows:
• M: Mode number – First number: for group of units – Number between brackets: for individual unit
• SW: Setting number
• —: Value number
• : Default
(2)
Fan speed:
• LL: Low fan speed (set during thermostat OFF)
• L: Low fan speed (set by the user interface)
• H: High fan speed
• Setup volume: The fan speed corresponds to the speed the user has set (low, medium, high) using the fan speed button on the user
interface.
• Monitoring 1, 2, 3: The fan is OFF, but runs for a short time every 6minutes to detect the room temperature by LL (Monitoring 1), by L
(Monitoring 2) or by H (Monitoring 3).
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