Field Settings
SiUS121632EA
222
Trial Operation and Field Settings
5.3.3 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.
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.
<Main remote controller>
<Sub remote controller>
1
Checking the connection.
Please stand by.
Error Code U5
Main RC
1
Checking the connection.
Please stand by.
Error Code U5
Main RC
<Basic screen>
2
<Basic screen>
2
Checking the connection.
Please stand by.
Off reminder Timer
Sub RC
Set temperature
28
˚C
Fan
Return Press the menu button
Checking the connection.
Please stand by.
Off reminder Timer
Main RC
Checking the connection.
Please stand by.
Off reminder Timer
Main RC
Set temperature
28
˚C
Fan
Return Press the menu button
Press and hold 4 seconds
or longer
Mode
button of
sub remote controller side.
