Indoor Unit Field Setting - Daikin VRV 5 RXYA8A7Y1B Installation And Operation Manual

18 Configuration
[2‑20]
2 Perform a SV/indoor unit connection check.
Perform a SV units and indoor units connection
check where for each indoor unit is checked if
the piping and communication wiring are
connected to the same branch pipe port.
[2‑22]
Automatic low noise setting and level during night time.
By changing this setting, you activate the automatic low noise
operation function of the unit and define the level of operation.
Depending on the chosen level, the noise level will be lowered. The
start and stop moments for this function are defined under setting
[2‑26] and [2‑27]. For more details about settings [2‑26] and [2‑27],
see installer user reference guide
[2‑22]
0 (default) Deactivated
1 Level 1
2 Level 2
3 Level 3
4 Level 4
5 Level 5
[2‑35]
Height difference setting.
[2‑35]
0 In case the outdoor unit is installed in the
lowest position (indoor units are installed on a
higher position than outdoor units) and the
height difference between the highest indoor
unit and the outdoor unit exceeds 40 m, the
setting [2‑35] should be changed to 0.
1 (default) —
[2‑45]
SV unit shut-off valve setting.
[2‑45]
0 (default) Shut-off valve fully open
1 Shut-off valve fully closed
[2‑49]
Height difference setting.
[2‑49]
0 (default) —
1 In case the outdoor unit is installed in the
highest position (indoor units are installed on a
lower position than outdoor units) and the
height difference between the lowest indoor
unit and the outdoor unit exceeds 50 m, the
setting [2‑49] has to be changed to 1.
[2‑54]
Indoor unit connection setting.
[2‑54]
0 (default) Direct connection to the outdoor unit is not
possible
1 Direct connection to the outdoor unit is allowed
[2‑60]
Supervisor remote controller setting. A power reset is required to
save this setting.
Installation and operation manual
48
Description
Description
Level 5<Level 4<Level
3<Level 2<Level 1
Description
Description
Description
Description
For details about the supervisor remote controller, see
requirements" [ 4 19] or refer to the remote controller
layout
installation and user reference guide.
[2‑60]
0 (default) No supervisor remote controller connected to
the system
1 Supervisor remote controller connected to
system
[2‑65]
Automatic leak detection interval time.
This setting is used in conjunction with setting [2‑88].
[2‑65] Time between automatic leak detection
0 (default)
1
2
3
4
5
6
[2‑88]
Automatic leak detection activation.
When you want to use the automatic leak detection function you
have to activate this setting. By activating setting [2‑88], the
automatic leak detection will be executed depending on the defined
value setting. The timing for the next automatic refrigerant leak
detection is subject to setting [2‑65]. The automatic leak detection
will be executed in [2‑65] days.
Each time when the automatic leak detection function was executed
the system will stay idle until it is restarted by manual thermo ON
request or by next scheduled action.
[2‑88]
0 (default) No leak detection planned.
1 Leak detection planned once in [2‑65] days.
2 Leak detection planned every [2‑65] days.
18.1.9

Indoor unit field setting

15(25)-13
Safety system deactivation.
When the room where the indoor unit is installed is big enough that
no safety measure is required, the R32 leak safety system in that
indoor unit can be deactivated by this setting.
Safety system deactivation
st
Setting 1 code Function
15/25 13 R32 leak safety
system setting
"13.2 System
Description
executions [days]
365
180
90
60
30
7
1
Description
nd
2 code Description
01 Disabled
02 Enabled
RYMA5+RXYA8~20A7Y1B
VRV 5 heat pump
4P739915-1 – 2023.12