18
|
Configuration
Installer and user reference guide
108
R R8T7V1B
VRV IV heat pump for indoor installation
4P499898-1B – 2021.12
Setting
Value / Description
[1‑2]
Shows the status of
power consumption
limitation operation.
0
Unit is currently not operating under power
consumption limitations.
1
Unit is currently operating under power
consumption limitation.
Power consumption limitation reduces the power
consumption of the unit compared to nominal operating
conditions.
Power consumption limitation can be set in mode 2. There
are two methods to activate power consumption
limitation of the compressor unit.
▪
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]
Shows the current T
e
target parameter
position.
For more information, see setting [2‑8].
[1‑6]
Shows the current T
c
target parameter
position.
For more information, see setting [2‑9].
[1‑10]
Shows the total
number of connected
units (heat exchanger
unit + indoor units).
It can be convenient to check if the total number of units
which are installed (heat exchanger unit + indoor units)
match the total number of units which are recognised by
the system. In case there is a mismatch, it is advised to
check the communication wiring path between
compressor unit and heat exchanger unit, and between
compressor unit and indoor units (F1/F2 communication
line).
[1‑17]
Shows the latest
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
"22.3 Solving problems based on error codes"
where most relevant malfunction codes are explained.
Detailed information about malfunction codes can be
consulted in the service manual of this unit.
[1‑18]
Shows the 2nd last
malfunction code.
[1‑19]
Shows the 3rd last
malfunction code.
[1‑40]
Shows the current
cooling comfort
setting.
For more information, see setting [2‑81].
