Daikin VRV IV+ Installer And User Reference Manual page 90

7 | Configuration
Installer and user reference guide
90
Power consumption limitation reduces the power consumption of the unit
compared to nominal operating conditions.
[1‑2]
0
1
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 target parameter position.
e
▪ [1‑6]: The current T target parameter position.
c
For more information and advice about the impact of these settings, see
"7.3 Energy saving and optimum
[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
based on error codes"
explained. Detailed information about malfunction codes can be consulted in the
service manual of this unit.
Description
Unit is currently not operating under power
consumption limitations.
Unit is currently operating under power consumption
limitation.
4
operation" [ 99].
4
[ 116], where most relevant malfunction codes are
"10.2 Solving problems
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10