Mode 2: Field Settings - Daikin VRV IV Installer And User Reference Manual

20 | Configuration

20.2.8 Mode 2: Field settings

Installer and user reference guide
120
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.
[1‑38] [1‑39]
Shows:
▪ [1‑38]: The number of RA DX indoor units connected to the system.
▪ [1‑39]: The number of Hydrobox (HXY080/125) indoor units connected to the
system.
[1‑40] [1‑41]
Shows:
▪ [1‑40]: The current cooling comfort setting.
▪ [1‑41]: The current heating comfort setting.
See "20.3 Energy saving and optimum
this setting.
[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.
4
142], where most relevant malfunction codes are
operation" [
"24.1 Solving problems
4
126] for more details about
RXMLQ8 + RXYLQ10~14T7Y1B*
VRV IV system air conditioner
4P543427-1A – 2020.10