22 | ART COOL
TM
MULTI V Wall-Mounted Indoor Unit Engineering Manual
Due to our policy of continuous product innovation, some specications may change without notication.
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LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
ART COOL
TM
MIRROR
Electrical Wiring Diagram
Table 13: SE, S8 Frame Wiring Diagram Legend.
SE and S8 Frames
PCB Connection Purpose Function
CN-MOTOR1 Fan motor output Motor output of BLDC
CN-COM Communication Connection between indoor and outdoor
CN-EEV EEV output EEV control output
CN-L/R Step motor Step motor output for left/right
CN-U/D Step motor Step motor output
CN-TH1 Room/pipe sensor Room & pipe thermistor
CN-TH2 Discharge pipe sensor Discharge pipe thermistor
CN-SUC Step motor (front) Front panel step motor
CN-HVB Air purifier Air purifier output
CN-VFD Display Display of indoor status
CN-12V Safety connection Safety of indoor status
CN-REMO Remote controller Remote control line
CN-CC Dry contact Dry contact line
CN-HVB Air clean Air clean control
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