To Use Mode 1 - Daikin VRV IV+ RXYTQ8U5YF Installer And User Manual

19.2.5 To use mode 1

RXYTQ
VRV IV+ heat pump for high ambient temperatures
4P561157-1B – 2021.11
On
In case of malfunction, the malfunction code is displayed on the indoor unit user
interface and the outdoor unit 7‑segment display. Solve the malfunction code
accordingly. The communication wiring should be checked at first.
Access
BS1 is used to switch between the default situation, mode 1 and mode 2.
Access
Default situation
Mode 1
Mode 2
INFORMATION
If you get confused in the middle of the process, push BS1 to return to the default
situation (no indication on 7‑segment displays: blank, refer to
4
mode 1 or 2" [
Mode 1 is used to set basic settings and to monitor the status of the unit.
What
Changing and accessing the
setting in mode 1
To quit and return to the initial
status
Example:
Checking the content of parameter [1‑10] (to know how many indoor units are
connected to the system).
[A‑B]=C in this case defined as: A=1; B=10; C=the value we want to know/monitor:
1 Make sure the 7‑segment display indication is in the default situation (normal
operation).
2 Push BS1 one time.
Result: Mode 1 is accessed:
Push BS1 one time.
7‑segment display indication changes to:
Push BS1 one more time to return to the default
situation.
Push BS1 for at least 5 seconds.
7‑segment display indication changes to:
Push BS1 one more time (shortly) to return to the
default situation.
102].
Once mode 1 is selected (push BS1 one time),
you can select the wanted setting. It is done by
pushing BS2.
Accessing the selected setting's value is done by
pushing BS3 one time.
Press BS1.
19 Configuration
|
Action
.
"19.2.4 To access
How
Installer and user reference guide
103