Daikin VRV 5-S - Page 131

21 | Configuration
Installer and user reference guide
131
RXYSA8~12AMY1B
VRV 5-S system air conditioner
4P752782-1A – 2024.02
c DIP switches
21.1.3 To access mode 1 or 2
Initialisation: default situation
NOTICE
Turn ON the power 6 hours before operation in order to have power running to the
crankcase heater and to protect the compressor.
Turn on the power supply of the outdoor unit and all indoor units. When the
communication between indoor units and outdoor unit(s) is established and
normal, the 7‑segment display indication state will be as below (default situation
when shipped from factory).
Stage Display
When turning on the power supply: blinking as indicated.
First checks on power supply are executed (8~10min).
When no trouble occurs: lighted as indicated (1~2min).
Ready for operation: blank display indication as
indicated.
Off
Blinking
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 Action
Default situation
Mode1 ▪ Push BS1 one time.
7‑segment display indication changes to:
.
▪ Push BS1 one more time to return to the default
situation.
Mode2 ▪ Push BS1 for at least five seconds.
7‑segment display indication changes to:
▪ Push BS1 one more time (short) to return to the
default situation.
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, see "21.1.3To access mode 1
or 2"[4131].