Daikin VRV RXYQ72-384XAYCA Service Manual page 72

Main/Sub Setting
3.1.2 When an Error Occurred
U5: there are 2 main remote controllers when power is turned ON
Change the setting from Main to Sub on the remote controller you want to be Sub.
U8: there are 2 sub remote controllers when power is turned ON
Change the setting from Sub to Main on the remote controller you want to be Main.
How to confirm Main/Sub setting
The Main/Sub setting of the remote controller is displayed on the bottom of the screen while
Checking the connection. Please stand by. is displayed.
How to change Main/Sub setting
You may change the Main/Sub setting of the remote controller while Checking the connection.
Please stand by. is displayed by pressing and holding the Mode Selector button for 4 seconds or
longer.
Note(s)
1. It is not possible to change the Main/Sub setting from Main to Sub when only one remote
2. When 2 remote controllers are being used, it is not possible to change the setting from Main to
65
Checking the connection.
Please stand by.
Main RC
Error Code: U5
Checking the connection.
Please stand by.
Press and hold for 4 seconds
or longer the Mode Selector
button of sub remote
Main RC
controller side.
controller is connected.
Sub if one of the remote controllers is already set as Main.
Confirm the remote controller
Main/Sub setting after power
is turned ON.
Checking the connection.
Please stand by.
Sub RC
SiUS342004EB
Fan
Part 3 Remote Controller