Electrical Wiring Diagrams - LG ARNU 073 SER2 Engineering Manual

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Electrical Wiring diagram
SE and S8 Frames
Table 13: SE, S8 Frame Wiring Diagram Legend.
PCB Connection
CN-MOTOR1
CN-COM
CN-EEV
CN-L/R
CN-U/D
CN-TH1
CN-TH2
CN-SUC
CN-HVB
CN-VFD
CN-12V
CN-REMO
CN-CC
CN-HVB
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MIRRoR
Room/pipe sensor
Discharge pipe sensor
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Purpose
Fan motor output
Communication
EEV output
Step motor
Step motor
Step motor (front)
Air purifier
Display
Safety connection
Remote controller
Dry contact
Air clean
Function
Motor output of BLDC
Connection between indoor and outdoor
EEV control output
Step motor output for left/right
Step motor output
Room & pipe thermistor
Discharge pipe thermistor
Front panel step motor
Air purifier output
Display of indoor status
Safety of indoor status
Remote control line
Dry contact line
Air clean control