Daikin RMXS-L Series Service Manual page 158

Field Settings
2.3.3 MAIN/SUB Setting when Using 2 Wired Remote Controllers
Outline The MAIN/SUB setting is necessary when 1 indoor unit is controlled by 2 remote controllers. When
you use 2 remote controllers, set one to MAIN and the other to SUB.
Details 1. The following message is displayed after power-on.
2. Basic screen is displayed.
148
Checking the connection.
Please stand by.
When the above message is displayed, the backlight will not be ON.
[In the case that 1 indoor unit is controlled by 2 remote controllers:]
Make sure to set the sub remote controller when the above message is displayed.
Hold Mode button for 4 seconds or longer to set.
When the display is changed from "Main RC" to "Sub RC" the setting is completed.
<Main remote controller>
1
2
<Sub remote controller>
1
Off reminder Timer Off reminder Timer
Checking the connection. Checking the connection.
Please stand by. Please stand by.
Main RC
Error Code U5 Error Code U5
Checking the connection. Checking the connection.
Please stand by. Please stand by.
Main RC
<Basic screen>
Press and hold 4 seconds
or longer Mode button of
Fan sub remote controller side.
Set temperature
28
˚C
Off reminder Timer
Return Press the menu n
Checking the connection.
Please stand by.
2
Main RC
Main RC
Sub RC
<Basic screen>
Fan
Set temperature
28
˚C
Return Press the menu button
Test Operation and Field Settings
SiUS181631EA