Daikin VRV REYQ96MTJU Design, Installation & Testing Instruction page 136

Appendix
Main Points
7.10.9 Example 9:
Situation The display on the central remote controller does not change from its initial state after turning
power ON.
Initial display of the central remote controller
Cause 1. None of the indoor units connected to the central remote controller have been given a group No.
2. The connector for setting the master controller inside the central remote controller is
Remedial Action
Main Points
130
When communications with the central remote controller are down, "00" cannot be selected in
the field setting mode.
Activate power to the central remote controller, unified ON/OFF controller and indoor unit before
setting the centralized control group number.
"88 88 88 88" cannot be cleared from the central remote
disconnected.
Set a centralized control group No. for each indoor unit with the respective remote controllers.
Connect the connector for setting the master controller in one of the central remote controller.
If the setting for master controller has been changed, reset the power to the unit at the ON/OFF
switch or the forced reset switch of the controller.
Activate power to the central remote controller, unified ON/OFF controller and indoor unit before
setting the centralized control group No.
For details on how to set the centralized control group number, refer to the installation manual.
Si39-406
controller.
General Information