LG MULTI V ARNU12GTRA4

Indoor unit
10 _ Ceiling Concealed Duct(High Static)
Indoor Units
5. Wiring Diagrams
BG Chassis
CONNECTOR NUMBER LOCATION POINT FUNCTION
CN-POWER AC Power supply AC Power line input for indoor controller
CN-MOTOR1 Fan motor output Motor output of BLDC
CN-MOTOR2 Fan motor output Motor output of BLDC
CN-D_PUMP Drain pump output AC output for drain pump
CN-COM Communication Connection between indoor and outdoor
CN-EEV EEV Output EEV Control output
CN-FLOAT Float switch input Float switch sensing
CN-PIPE_IN Suction pipe sensor Pipe in thermistor
CN-PIPE_OUT Discharge pipe sensor Pipe out thermistor
CN-ROOM Room sensor Room air thermistor
CN-REMO Remote controller Remote control line
CN-ZONE Zontroller Zone control line
CN-DISPLAY RF Remote controller RF Remote control line
CN-CC Dry contact Dry contact line
CN-EXT External On/Off External On/Off signal input
CAUTION
For Multi V Models, DIP switch 1, 2, 6, 8 must be set OFF.
Function Description Setting Off Setting On Default
SW1 Communication N/A (Default) - - Off
SW2 Cycle N/A (Default) - - Off
SW3 Group Control Selection of Master or Slave Master Slave Off
SW4 Dry Contact Mode Selection of Dry Contact Mode
Wired/Wireless remote controller selec-
tion of Manual or Auto operation Mode
Auto Off
SW5 Installation Fan continuous operation Continuous operation Removal - Off
SW6 Heater linkage N/A - - Off
SW7
Ventilator linkage Selection of Ventilator linkage Linkage Removal Working
Off Vane selection (Console) Selection of up/down side Vane Up side + Down side Vane Up side Vane Only
Region selection Selection tropical region General model Tropical model
SW8 Etc. Spare - - Off