LG AMNH076LQL0 Service Manual page 144

Schematic Diagram
5. Duct Type Indoor Unit - BH/BP chassis 6. CVT Type Indoor Unit - VE chassis
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
7. CVT Type Indoor Unit - VB chassis
WIRING DIAGRAM
STEP
MOTOR
S/W2 CN-UD1
S/W1
A/CL UNIT
HVB
CN-TH1 CN-TH2
CN-FLOAT
IN-PIPE.
THERMISTOR
ROOM OUT-PIPE.
FLOAT S/W
THERMISTOR THERMISTOR
9. CST Type Indoor Unit - TC chassis
INDOOR WIRING DIAGRAM
TEMP.
THERMISTOR
CAPACITOR
BR YL
CN-ROOM
CN-MOTOR
BK
INDOOR
OR
MOTOR
CN-DPUMP
DRAIN
PUMP
CN-POWER
BR BL RD
1(L) 2(N) 3 4
TO OUTDOOR UNIT
144 Multi type Air Conditioner
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
3854A20419B
CENTRAL CONTROL
CN-CC
GN/YL
FUSE
CN-DISP
CN- CN-
MOTOR DPUMP
OPTION
DISPLAY
PCB ASSY
3854A20419E
PIPE IN
FLOAT S/W
THERMISTOR
CN-PIPE1 CN-FLOAT
MAIN PCB ASSY
STEP
MOTOR
REMOTE
CONTROL
FUSE T3.15A
CN-AIRC
(OPTION)
RD
BK
P/N:3854A20405A
WIRING DIAGRAM
S/W2
S/W1
A/CL UNIT
HVB
CN-TH1
IN-PIPE.
THERMISTOR
ROOM
THERMISTOR
8. CST Type Indoor Unit - TE/TF/TD chassis
WIRING DIAGRAM
OUT-PIPE. ROOM.
THERMISTOR THERMISTOR
CN-PIPE2 CN-ROOM
RD
GN/YL
BL
BR
CN-REMO
HEATER
REMOTE
CONTROL
STEP
MOTOR
CN-UD1
DC PCB ASSY AC PCB ASSY
CN-TH2
CN-FLOAT CN-DISP
CN-
MOTOR
DISPLAY
PCB ASSY
OUT-PIPE.
FLOAT S/W
THERMISTOR
IN-PIPE.
STEP STEP
THERMISTOR
MOTOR MOTOR
CN-HVB CN-UD1 CN-UD2 CN-LR1 CN-LR2
CN-PIPE1
CN-PTC CN-FLOAT CN-DISP
CN-MOTOR
PTC
DISPLAY PCB ASSY
FLOAT S/W
RD
GN/YL GN/YL
BL
BR
FUSE
CN-
DPUMP
OPTION
3854A20419D
STEP STEP
MOTOR MOTOR
GN/YL
BL
BR
FUSE
CN-DPUMP
OPTION
3854A20419C