SiUS091628EA
Field Settings
Trial Operation and Field Settings
122
4.3
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.
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.
2. Basic screen is displayed.
<Sub remote controller>
1
1
<Basic screen>
2
<Basic screen>
2
Set temperature
Fan
Set temperature
Fan
<Main remote controller>
Off reminder Timer
Checking the connection.
Please stand by.
Main RC
Off reminder Timer
Checking the connection.
Please stand by.
Main RC
Error Code U5
Checking the connection.
Please stand by.
Main RC
Error Code U5
Checking the connection.
Please stand by.
Main RC
28
˚C
Return Press the menu button
Press and hold 4 seconds
or longer
Mode
button of
sub remote controller side.
Off reminder Timer
Checking the connection.
Please stand by.
Sub RC
28
˚C
Return Press the menu button
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