LG multi V PLUS, Service Manual

Page: 72 / 373

72 Indoor Unit
REMOTE
CONTROL
CN-MOTOR
CN-PIPE
CN-D/PUMP
CN-POWER
CN-REMO
CN-LEV
CN-PIPE-OUT
CN-COMM
BUS-A
BUS-B
FUSE 250V 8A
FAN
MOTOR
PIPE-IN
SENSOR
PIPE-OUT
SENSOR
LEV
DRAIN
PUMP
GN/YL
GN/YL
BK
OR
MAIN PCB ASSY
FLOAT S/W
CN-FLOAT
1(L) 2(N) 3(A) 4(B)
3854A20315F
CN-ROOM
ROOM
SENSOR
BR BL BK WH GN/YL
POWER
INPUT
TO OUTDOOR UNIT
CAPACITOR
BR
YL
BG Chassis
CONNECTOR NUMBER SPEC COLOR DESCRIPTION
CN-POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER
CN-MOTOR2 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL
CN-D/PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP
CN-COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR
CN-LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT
CN-FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING
CN-PIPE PIPE SENSOR WHITE PIPE THERMISTOR
CN-PIPE/O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR
CN-ROOM ROOM SENSOR YELLOW ROOM THERMISTOR
CN-REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE
CN-INFANSUB STARTING SIGNAL CONTROL WHITE STARTING SIGNAL CONTROL
Wiring Diagrams