LG multi V PLUS Service Manual

Service Manual 157
Wiring Diagrams
7. Wiring Diagrams
3854A20238B
MOTOR
WH
CN-MOTOR2CN-POWERCN-COM
CN-LEV CN-LR2 CN-LR1 CN-U/D CN-TH1 CN-TH2
CN-GND
BK
YL
RD
BR BL GN/YL WH BK
A
B
CN-D1
FUSE
AC250V/T2A
ZNR
THERMISTOR
THERMISTOR
MAIN PCB ASM
CN-D2
1(L) 2(N) 3(A)
POWER
INPUT
TO OUTDOOR UNIT
STEP
MOTOR
STEP
MOTOR
STEP
MOTOR
STEP
MOTOR
LEV
DISPLAY
PCB ASM
STEP
MOTOR
CONNECT PCB ASM
(OR TO OUTDOOR UNIT)
CONNECTOR NUMBER SPEC COLOR DESCRIPTION
CN-POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER
CN-MOTOR2 AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL
CN-COM COMMUNICATION WHITE COMMUNICATION BETWEEN INDOOR AND OUTDOOR
CN-LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT
CN-D1 DISPLAY BLUE DISPLAY OF INDOOR STATUS
CN-D2 DISPLAY WHITE DISPLAY OF INDOOR STATUS
CN-LR1 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR LEFT/RIGHT
CN-LR2 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR LEFT/RIGHT
CN-UD STEP MOTOR BLUE STEP MOTOR OUTPUT
CN-TH1 ROOM/PIPE SENSOR WHITE ROOM AND PIPE THERMISTOR
CN-TH2 DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR

LG multi V PLUS Specifications

General

Brand	LG
Model	multi V PLUS
Category	Air Conditioner
Language	English