6 Configuration
Installation and operation manual
17
RXYSQ6T7Y1B9
VRV IV-S system air conditioner
4P397285-1B – 2016.03
10~12 min
b
c
a
a
Power ON
b
Default situation
c
LED indication when there is a malfunction
If the default situation is not displayed after 10~12 minutes, check
the malfunction code on the indoor unit user interface. Solve the
malfunction code accordingly. First, check the communication wiring.
Switching between modes
Use BS1 to switch between the default situation, mode 1 and
mode 2.
BS1 [5 s]
BS1
BS1
BS1
a
c
b
a
Default situation (H1P OFF)
b
Mode 1 (H1P flashing)
c
Mode 2 (H1P ON)
BS1
Press BS1.
BS1 [5 s]
Press BS1 for at least 5 s.
INFORMATION
If you get confused in the middle of the process, press BS1
to return to the default situation.
6.1.5
To use mode 1
In mode 1 (and in default situation) you can read out some
information.
Example: 7‑LEDs display – Default situation
You can read out the status of low noise operation as follows:
#
Action
Button/display
1
Make sure the LEDs are
showing the default situation.
(H1P OFF)
2
Check the status of LED
H6P.
H6P OFF: Unit is currently
not operating under low noise
restrictions.
H6P ON: Unit is currently
operating under low noise
restrictions.
Example: 7‑LEDs display – Mode 1
You can read out setting [1‑5] (= the total number of connected
indoor units) as follows:
#
Action
Button/display
1
Start from the default
situation.
#
Action
Button/display
2
Select mode 1.
BS1 [1×]
3
Select setting 5.
("X×" depends on the setting
that you want to select.)
BS2 [X×]
(= binary 5)
4
Display the value of setting 5.
(there are 8 indoor units
connected)
BS3 [1×]
(= binary 8)
5
Quit mode 1.
BS1 [1×]
6.1.6
To use mode 2
In mode 2 you can make field settings to configure the system.
Example: 7‑LEDs display – Mode 2
You can change the value of setting [2‑8] (= T
e
target temperature
during cooling operation) to 4 (= 8°C) as follows:
#
Action
Button/display
1
Start from the default
situation.
2
Select mode 2.
BS1 [5 s]
3
Select setting 8.
("X×" depends on the setting
that you want to select.)
BS2 [X×]
(= binary 8)
4
Select value 4 (= 8°C).
a
: Display the current value.
b
: Change to 4. ("X×"
depends on the current
value, and the value that you
want to select.)
c
: Enter the value in the
system.
d
: Confirm. The system starts
operating according to the
setting.
BS2 [X×]
b
a
BS3 [1×]
c
BS3 [1×]
d
BS3 [1×]
5
Quit mode 2.
BS1 [1×]
6.1.7
Mode 1 (and default situation): Monitoring
settings
In mode 1 (and in default situation) you can read out some
information.
7‑LEDs display – Default situation (H1P OFF)
You can read out the following information: