Wiring Diagram - LG AMNH076LQL0 Service Manual

Wiring Diagram

1. Room Type Indoor Unit -SQ/SR/ST chassis
AC PCB ASM
3. Room Type Indoor Unit - S4/S5 chassis 4. Duct Type Indoor Unit - BG/BT chassis
5. Art Cool Deluxe Type Indoor Unit
A/C MOTOR
OR
MOTOR
BK
BR
YL
1(L) 2(N) 3 4
TO OUTDOOR UNIT
FORCED
OPERATION
S/W
INDOOR WIRING DIAGRAM
3854A20135X
DC PCB ASM
THERMISTOR(OUT-PIPE)
THERMISTOR(IN-PIPE)
THERMISTOR(ROOM)
ZNR
FUSE
250V 2A
3854A20135W
MAIN PCB
STEP
ASM
MOTOR
TRIAC
STEP
MOTOR
ZNR
RD RD
H.V.B A/CL
GN/YL
BK BK
THERMISTOR(OUT-PIPE)
THERMISTOR(IN-PIPE)
FUSE THERMISTOR(ROOM)
250V 2A
DISPLAY
CN-MAIN LIMIT
S/W-1
CONNECTOR
PCB ASM
LIMIT
S/W-2
CN-STEP1 CN-STEP2
SUC SUC
STEP STEP
MOTOR-1 MOTOR-2
2. Art Cool Type Indoor Unit
AC PWB ASM
WH
BK
FAN
YL
MOTOR
RD
Z
FUSE
250V 3.15A
1(L) 2(N) 3 4
TO OUTDOOR UNIT
3854A20135Y
WIRING DIAGRAM
IN-PIPE. OUT-PIPE.
CENTRAL CONTROL
REMOTE
THERMISTOR THERMISTOR
TELE CONTROL
CONTROL
DRY CONTACT
CN-CC CN-PIPE1 CN-REMO CN-PIPE2
CN-DISP
CN-MOTOR
RF-REMOTE
CONTROL
BLDC MOTOR
Schematic Diagram
DC PWB ASM
THERMISTOR(OUT-PIPE)
THERMISTOR(IN-PIPE)
THERMISTOR(ROOM)
STEP
MOTOR
STEP
MOTOR
STEP
MOTOR
RD
H.V.
PLASMA
BK
ASM
AIR CLEAN
CN-D1(WH) CN-D2(WH)
DISPLAY
CONNECT
SAFETY S/W
PCB
PCB ASM
SAFETY S/W
ASM
STEP
FORCE S/W
MOTOR
ROOM.
A/CL PTC
THERMISTOR
UNIT HEATER
CN-ROOM CN-AIRC CN-PTC
VENTILATION
E/HEATER
RD
GN/YL
BL
BR
FUSE
CN-POWER
CN-DPUMP
OPTION
3854A20419A
Service Manual 151