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7 Configuration
Installer and user reference guide
35
RXYTQ8~16U7YF
VRV IV+ heat pump for high ambient temperatures
4P561157-1 – 2018.09
[1‑0]
Description
No indication
Undefined situation.
0
Outdoor unit is master unit.
1
Outdoor unit is slave 1 unit.
2
Outdoor unit is slave 2 unit.
[1‑1]
Shows the status of low noise operation.
Low noise operation reduces the sound generated by the unit
compared to nominal operating conditions.
[1‑1]
Description
0
Unit is currently not operating under low noise
restrictions.
1
Unit is currently operating under low noise
restrictions.
Low noise operation can be set in mode 2. There are two methods to
activate low noise operation of the outdoor unit system.
▪ The first method is to enable an automatic low noise operation
during night time by field setting. The unit will operate at the
selected low noise level during the selected time frames.
▪ The second method is to enable low noise operation based on an
external input. For this operation an optional accessory is
required.
[1‑2]
Shows the status of power consumption limitation operation.
Power consumption limitation reduces the power consumption of the
unit compared to nominal operating conditions.
[1‑2]
Description
0
Unit is currently not operating under power
consumption limitations.
1
Unit is currently operating under power
consumption limitation.
Power consumption limitation can be set in mode 2. There are two
methods to activate power consumption limitation of the outdoor unit
system.
▪ The first method is to enable a forced power consumption
limitation by field setting. The unit will always operate at the
selected power consumption limitation.
▪ The second method is to enable power consumption limitation
based on an external input. For this operation an optional
accessory is required.
[1‑5] [1‑6]
Shows:
▪ [1‑5]: The current T
e
target parameter position.
▪ [1‑6]: The current T
c
target parameter position.
For more information and advice about the impact of these settings,
see
"7.3 Energy saving and optimum operation" on page 37
.
[1‑10]
Shows the total number of connected indoor units.
It can be convenient to check if the total number of indoor units
which are installed match the total number of indoor units which are
recognised by the system. In case there is a mismatch, it is
recommended to check the communication wiring path between
outdoor and indoor units (F1/F2 communication line).
[1‑13]
Shows the total number of connected outdoor units (in case of
multiple outdoor system).
It can be convenient to check if the total number of outdoor units
which are installed matches the total number of outdoor units which
are recognised by the system. In case there is a mismatch, it is
recommended to check the communication wiring path between
outdoor and outdoor units (Q1/Q2 communication line).
[1‑17] [1‑18] [1‑19]
Shows:
▪ [1‑17]: The latest malfunction code.
▪ [1‑18]: The 2nd last malfunction code.
▪ [1‑19]: The 3rd last malfunction code.
When the latest malfunction codes were reset by accident on an
indoor unit user interface, they can be checked again through this
monitoring settings.
For the content or reason behind the malfunction code see
"10.2 Solving problems based on error codes" on page 42
, where
most relevant malfunction codes are explained. Detailed information
about malfunction codes can be consulted in the service manual of
this unit.
[1‑40] [1‑41]
Shows:
▪ [1‑40]: The current cooling comfort setting.
▪ [1‑41]: The current heating comfort setting.
See
"7.3 Energy saving and optimum operation" on page 37
more details about this setting.
7.2.8
Mode 2: Field settings
[2‑0]
Cool/Heat selection setting.
Cool/Heat selection setting is used in case the optional Cool/Heat
selector (KRC19-26A and BRP2A81) is used. Depending on the
outdoor unit setup (single outdoor unit setup or multi outdoor unit
setup), the correct setting should be chosen. More details on how to
use the Cool/Heat selector option can be found in the manual of the
Cool/Heat selector.
[2‑0]
Description
0 (default)
Each individual outdoor unit can select Cool/
Heat operation (by Cool/Heat selector if
installed), or by defining master indoor user
interface (see setting [2‑83] and the operation
manual).
1
Master unit decides Cool/Heat operation when
outdoor units are connected in multiple system
combination
(a)
.
2
Slave unit for Cool/Heat operation when
outdoor units are connected in multiple system
combination
(a)
.
(a)
It is necessary to use the optional external control adaptor
for outdoor unit (DTA104A61/62). See the instruction
delivered with the adaptor for further details.
[2‑8]
T
e
target temperature during cooling operation.
[2‑8]
T
e
target (°C)
0 (default)
Auto
2
6
3
7
4
8
5
9
6
10
7
11