2WAY SYSTEM 
Remote Controller Functions
5 - 24
3. Remote Controller Servicing Functions
5
n
 Sensor Temperature Display Function 
(displayed regardless of whether unit is 
operating or stopped)
The procedure below displays the sensor 
temperatures from the remote controller, indoor unit, 
and outdoor unit on the remote controller.
<Procedure of CZ-RTC2>
À  
Press and hold the   and   buttons 
simultaneously for 4 seconds or longer.
Á  
The unit No. “X-X” (main unit No.), item code “XX” 
(sensor address), and servicing monitor “   ” 
(sensor temperature) are displayed on the remote 
controller LCD display. (See Fig. 12 at right.)
  
Press the temperature setting   /   
buttons and select the item code to the address of 
the sensor to monitor. 
(For the relationships between the sensor 
addresses and sensor types, refer to the table of 
temperature sensors and addresses on the next 
page.)
Ã
  If group control is in effect, press the   
button to select the unit to monitor. 
Press the temperature setting  buttons to select the 
item code to change.
Ä
   Press  the   button to return to normal remote 
controller display.
2
3
4
5
*   Display shows a discharge temperature of 00XX at  
  unit No. 1-1.
   In case, for example, the display shows “0085” in 
   the figure above, a discharge temperature from the 
   outdoor unit stands for 85°C.
Fig. 12
NOTE
The temperature display appears as “- - - -” for units 
that are not connected.
*   If monitor mode is engaged while normal operation 
is in progress, only the parts of the LCD display 
shown in the figure will change. Other parts continue 
to display the same information as during normal 
operation.
CZ-RTC2
<Procedure of CZ-RTC3>
1
 Keep pressing the   ,   and   
buttons simultaneously for 4 or more seconds.
The “Maintenance func” screen appears on the 
LCD display.
2
 
Press the   or   button to see each 
menu.
If you wish to see the next screen instantly, press 
the   or   button.
Select "5. Sensor info." on the LCD display and 
press the   button.
Select the “Unit no.” by pressing the   or 
 button for changes.
Then press the   button.
Display sensor information of the unit.
Refer the information by pressing the   or 
 button.
Fig. 13
CZ-RTC3
Maintenance func
1. Outdoor unit error data
2. Service contact
3. RC setting mode
4.Test run
Sel. Page [ ] Confirm
20:30 (THU)
Maintenance func
5. Sensor info.
6. Servicing check
8. Detailed settings
Sel. Page [ ] Confirm
20:30 (THU)
7. Simple settings
Sensor info.
Unit no. Code no. Data
Sel. Next
20:30 (THU)
01
02
00
0028
0026
0026
1-1
Sensor info.
Unit no. Code no. Data
Scroll
20:30 (THU)
01
02
00
0028
0026
0026
1-1
SM830231-00Single欧州.indb21 2014/04/0413:48:35
Sensor info.
Unit no. Code no. Data
Scroll
20:30 (THU)
01
02
00
0028
0026
0026
1-1
SM830204-05_2WAY SYS.indb   24 2015/01/23   11:57:32