Field Settings
SiSG121917E
197
Part 7 Trial Operation and Field Settings
5.2.3 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 (control panel and separate remote controller), 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.
During above display, the backlight does not light by button operation.
[When 1 indoor unit is controlled by 2 remote controllers:]
Be sure to set sub remote controller during above display.
Press and 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.
The remote controllers are factory set to MAIN, so you only have to change one remote
controller from MAIN to SUB.
<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 Selection
bu
tton of s
ub
remote
Off reminder Timer
Checking the connection.
Please stand by.
Sub RC
28
°C
Return Press the menu button
