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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
AS-H1863*M3
AS-H2463*M3
LS-H1863*M3
LS-H2463*M3
LS-C1863*M3, LS-C2463*M4
Wiring Diagram
Schematic Diagram
Indoor Unit
Heat pump
Cooling only
3854A20238K
FUSE
AC250V/T2A
CN-TH1(WH)
TRIAC
SH-CAPA.
BL
BR
GN/YL
BR
YL
OR
BK
CN-TAB1
CN-MOTOR
CN-TAB2
CN-4WAY
/FAN/O2
CN-SW/2
CN-SW/3
CN-STEP2
CN-STEP1
CN-MAIN
CN-SW/1
RY-COMP.
RY-4WAY
RY-FAN
FORCED
OPERATON
S/W
SUC
STEP
MOTOR-1
ZNR
THERMISTOR
DISPLAY
MOTOR
MAIN PCB
ASM
POWER
TO OUTDOOR UNIT
TERMINAL
BLOCK
CONNECTOR
PWB ASM
BR
BL
BK
RD
GN/YL
BR
BL
BK
RD
GN/YL
1
(
L
)
2
(
N
)
3 4
3
4
BL
BR
CN-U/D(WH)
CN-DISP1
STEP
MOTOR
CN-L/R(BL)
CN-HVB
STEP
MOTOR
OPTION
OPTION
LIMIT S/W-1
LIMIT S/W-2
H.V.B
A/CL
RD
RD
BK
BK
SUC
STEP
MOTOR-2
3854A20238N
FUSE
AC250V/T2A
CN-TH1(WH)
TRIAC
SH-CAPA.
BL
BR
GN/YL
BR
YL
OR
BK
CN-TAB1
CN-MOTOR
CN-TAB2
CN-SW/2
CN-SW/3
CN-STEP2
CN-STEP1
CN-MAIN
CN-SW/1
RY-COMP.
FORCED
OPERATON
S/W
SUC
STEP
MOTOR-1
ZNR
THERMISTOR
DISPLAY
MOTOR
MAIN PCB
ASM
POWER
TO OUTDOOR UNIT
INDOOR WIRING DIAGRAM
TERMINAL
BLOCK
CONNECTOR
PWB ASM
BR
BL
GN/YL
BR
BL
GN/YL
1
(
L
)
2
(
N
)
3
4
BL
BR
CN-U/D(WH)
CN-DISP1
STEP
MOTOR
CN-L/R(BL)
CN-HVB
STEP
MOTOR
OPTION
OPTION
LIMIT S/W-1
LIMIT S/W-2
H.V.B
A/CL
RD
RD
BK
BK
SUC
STEP
MOTOR-2