Daikin RMXS-L Series Service Manual page 143

SiUS181631EA
Set the master unit (indoor unit having the right to select the cooling/heating operation
mode).
In the case of wired remote controllers
• After the check operation, "CHANGEOVER UNDER CONTROL" is flashing in all connected remote
controllers.
• Select an indoor unit to be used as the master unit in accordance with the request from the customer.
(It is recommended to select an indoor unit which will be used most often as the master unit.)
• Press the operation mode selector button in the remote controller of the indoor unit selected as the
master unit.
• In that remote controller, "CHANGEOVER UNDER CONTROL" disappears. That remote controller will
control changeover of the cooling/heating operation mode.
• In other remote controllers, "CHANGEOVER UNDER CONTROL" lights.
In the case of wireless remote controllers
• After the check operation, the timer lamp is flashing in all connected indoor units.
• Select an indoor unit to be used as the master unit in accordance with the request from the customer.
(It is recommended to select an indoor unit which will be used most often as the master unit.)
• Press the operation selector mode button in the remote controller of the indoor unit selected as the
master unit.
A "beep" sound is emitted, and the timer lamp turns off in all indoor units.
• That indoor unit will control changeover of the cooling/heating operation mode.
Test Operation and Field Settings
For the details, refer to the installation manual supplied together with the indoor unit.
Field Settings
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