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Wiring Diagram
MODEL: LB-E4880HL
• Indoor Unit
WH
F1
BK
BK
BK
WH
RD
OR
TM
R
S T N
1
3
52C
3Ø, 380-415V, 50Hz
2
4
POWER SUPPLY
WH
BK
BK
Co
Co
BK
RD
YL BK
YL BK
WH
OR
OR
FMo
FMo
49FMo
49FMo
T2
T3
CM
• Outdoor Unit
Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
INDOOR ELECTRIC CIRCUIT
OUTDOOR UNIT
D.P
C TH
63H
2
BK
TNS
NC
NO
WH
52F1
BK
1
2
5
31
A
OR
3
4
T/B1
WH
5
6
B
7
8
WH
6
32
T/B2
WH
BK
BL
CH
BK
20SV
BL
T1
WH
GN/YL
Outdoor Unit Wiring Diagram
WH
BK
BK
BK
WH
RD
WH
OR
TM
R
S T N
52C
3Ø, 380-415V, 50Hz
POWER SUPPLY
BK
BK
Co
Co
BK
YL BK
YL BK
OR
OR
FMo
FMo
49FMo
49FMo
T3
NOTE
BL : BLUE
RD : RED
WH : WHITE
BK : BLACK
YL : YELLOW
OR : ORANGE
GN/YL : GREEN/YELLOW
63H
HIGH PRESSURE SWITCH FOR HEATING
2
C TH
THERMISTOR FOR PIPE TEMP.
49FMo
INTERNAL T.P FOR FMo
20SV
REVERSING COIL
CM
COMPRESSOR
INDOOR UNIT
BK
1
1
BL
3
3
5
CN-TRANS1
CN-POWER
TRANS
4
4
WH
2
2
E
E
GN/YL
F1
D.P
C TH
63H
2
BK
TNS
NC
NO
WH
F1
WH
52F1
BK
1
2
1
3
5
31
A
OR
3
4
WH
T/B1
5
6
B
7
8
2
4
6
32
T/B2
BK
YL
WH
WH
BK
BK
BK
CH
RD
BK
RD
WH
WH
WH
T1
T2
BL
20SV
CM
BL
GN/YL
52C
MAGNECTIC CONTACTOR
Co
RUN CAPACITOR FOR FMo
TM
MAIN TERMINAL BLOCK
FMo
OUTDOOR FAN MOTOR
52F1
RELAY FOR FMo
F1
FUSE (250V,10A)
D.P
DEICER PCB
TMo
TERMINAL BLOCK
CH
CRANKCASE HEATER
P/NO : 3854A90021S
- 8 -
COi
GN/YL
FMi
Hi Med Low
CN-MOTOR CN-OUT
CN-TRANS2
PWB ASM
P/NO : 3854A90021R
BK
1
WH
2
BL
3
RD
4
5
GN/YL
6
TMo
LGE Internal Use Only
Remo.
CN-REMO
CN-TH
EVA
ROOM
TH
TH1
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