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Configuration
Installer and user reference guide
40
FXFQ20~125BVEB
VRV system air conditioner
4P561452-1B – 2021.07
1
2
3
4
1
2
3
4
1
2
3
a
b
c
a
All-round air flow
b
4-way air flow (all air outlets open, 2 corners closed) (optional blocking pad kit
required)
c
3-way air flow (1 air outlet closed, all corners open) (optional blocking pad kit
required)
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
C1
C2
During thermostat
OFF at cooling
operation
LL
(2)
12
(22)
6
01
Setup volume
(2)
02
OFF
03
Monitoring 1
(2)
04
Monitoring 2
(2)
05
During thermostat
OFF at heating
operation
LL
(2)
12
(22)
3
01
Setup volume
(2)
02
OFF
03
Monitoring 1
(2)
04
Monitoring 2
(2)
05
Setting: Time to clean air filter
This setting must correspond with the air contamination in the room. It determines
the interval at which the
TIME TO CLEAN AIR FILTER
notification is displayed on
the user interface. When using a wireless user interface, you must also set the
address (see the installation manual of the user interface).
If you want an interval of…
(air contamination)
Then
(1)
M
C1
C2
±2500 h (light)
10 (20)
0
01
±1250 h (heavy)
02
No notification
3
02
(1)
Field settings are defined as follows:
•
M
: Mode number –
First number
: for group of units –
Number between brackets
: for individual unit
•
C1
: First code number
•
C2
: Second code number
•
: Default
(2)
Fan speed:
•
LL
: Low fan speed (set during thermostat OFF)
•
L
: Low fan speed (set by the user interface)
•
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
: The fan is OFF, but runs for a short time every 6 minutes to detect the room temperature by
LL
(Monitoring 1) or by
L
(Monitoring 2).
