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19.3  Replacement Procedure for Indoor Electronic Controller and WLAN  
     (Part No: J2TD00000001) module 
19.3.1.1  Replace Indoor Electronic Controller only 
1  Turn OFF the power supply. 
2  Replace the indoor electronic controller. 
3  Turn ON the power supply. 
4  If the WLAN LED is OFF, press the WLAN button on the remote controller once to turn ON WLAN. 
Comfort Cloud APP can be used right away. (Not required to re-register the device in App). 
5  Weekly timer needs to re-set again. 
19.3.1.2  Replace WLAN (Part No: J2TD00000001) module only 
1  Turn OFF the power supply. 
2  Replace the WLAN (Part No: J2TD00000001) module. 
3  Turn ON the power supply. 
4  Turn ON the WLAN. 
4.1  When the WLAN LED is OFF, Press the WLAN button once. 
4.2  When the WLAN LED is blinking or ON, Press the WLAN button once again to turn OFF WLAN (LED 
turns OFF). Press the WLAN button once again. 
5  Within 60 seconds from the above 4.1 or 4.2. Execute "nanoe™X check code" by using the remote control. 
 
 
 
5.1  After the WLAN LED blinks, it is completed when it lights up. If the light is off, the write-back operation 
has failed, so the procedure is required to be performed again from step 4). 
6  Press the WLAN button once to turn OFF WLAN (LED turns OFF). 
 
 
 
 
 
Normal display mode
Transmit
“nanoe™X CHECK” code
Press       SW (t≥ 0 secs)
When       SW pressed continuously for t ≥ 5 secs to enter service zon
Press         SW ’s to choose function 57