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Model
AS-H0766KA2 AS-H0966KA2 AS-H126RKA2 LS-H0766KA2 LS-H0966KA2 LS-H126RKA2 LS-C126RKA2
Pages
63
Size
3.14 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
as-h0766ka2-as-h0966ka2-as-h126rka2-ls-h0766ka2-ls.zip
Date
PREV: LG AS-H186V_L1_L2 Service Manual

LG AS-H0766KA2 / AS-H0966KA2 / AS-H126RKA2 / LS-H0766KA2 / LS-H0966KA2 / LS-H126RKA2 / LS-C126RKA2 Service Manual ▷ View online

Service Manual  37
Wiring Diagram
Schematic Diagram
Indoor Unit 
Models: AS-H0766KA2, AS-H0966KA2, 
AS-H126RKA2, LS-H0766KA2, 
LS-H0966KA2, LS-H126RKA2
Models: LS-C126RKA2
Outdoor Unit 
Models: LS-H0766KA2, LS-H0966KA2,
AS-H126RKA2, LS-H0766KA2, 
LS-H0966KA2, LS-H126RKA2
Models: LS-C126RKA2
38 Room Air Conditioner
Schematic Diagram
Components Location
MAIN P.W.B ASSEMBLY
Q02G
R01E
Q01L
J19
R04L
C01L
J18
Q04G
BZ01E
C11L
J23
Q03G
J24
J22
R11L
CN-CENT
J21
J20
R15L
CN-OPTION
J8
D01J
OSC01B
R02E
C08D
J14
C05D
L02D
J13
IC01D
R02D
C06D
C02D
C03D
R01F
D01D
C02A
IC01A
J12
R14L
C04D
C14L
C03T
R01A
J17
R03A
R02A
R01D
L01D
J16
J11
J25
C01A
C01D
C05J
SMPS
C04J
R01J
C03J
D06J
R02J
R02L
C06J
D01L
NTC
D05J
IC01J
D04J
D03J
IC01F
R03F
TR01F
R02F
R01P
R02P
Q01G
1
12
R01B
23
MICOM
R03D
34
R03L
R05L
C07D
J9
J7
EEPROM
J01
J16
C09D
J15
R25H
R24H
R23H
R22H
R26H
C01P
IC01M
J6
J5
J4
Q01M
ZNR01J
IC01L
R01L
RY-4WAY
RY-FAN
D02J
C01J
C02J
C01F
NF01J
CN-U/D
CN-DISP1
C01H
OR4H
OR2H
R21H
OR1H
OR3H
J26
OR5H
OR6H
R03H
C12L
R12L
R05H
D01M
J2
C02H
R01H
R02H
R04H
CN-TH1
FUSE
CN-4WAY
RY-COMP
CN-MOTOR
ZNR01F
R04F
CN-N2
CN-N1
FUSE
250V/T2A
RY-COMP
PWB: 6870A90239A
D03J
IC01F
C03J
R02F
TR01F
R03F
NTC
D04J
CN-MOTOR
ZNR01F
D02J
R04F
C01F
CN-N2
NF01J
CN-N1
3
D01J
C02D
R02D
PWB ASM: 6871A20573
C04J
5
R01J
SMPS
8
D01D
R02L
D05J
4
C05J
IC01J
D06J
R02J
1
J11
C06J
D01L
C01D
C06D
C03D
R01F
C05D
IC01D
Q01L
J13
C14L
J12
IC01A
L01D
C02A
C04D
R01A
J14
R14L
R04L
C03T
BZ01E
C01L
J5
J4
C07D
R01L
ZNR01J
C01J
C02J
RY-4WAY
R03L
IC01L
RY-FAN
J7
J6
R03D
C08D
OSC01B
C01A
J9
C11L
R11L
J15
C09D
C01P
J01
J10
CN-CENT
2004/06/19   DIP
4
D01M
CN-4WAY
J2
CN-U/D
J8
C01H
CN-TH1
C02H
CN-OPTION
C12L
CN-DISP1
• TOP VIEW
• BOTTOM VIEW
Service Manual  39
Schematic Diagram
DISPLAY ASSEMBLY
– 6871A20575
FUSE
250V/T2A
RY-COMP
PWB: 6870A90239A
D03J
IC01F
C03J
R02F
TR01F
R03F
NTC
D04J
CN-MOTOR
ZNR01F
D02J
R04F
C01F
CN-N2
NF01J
CN-N1
3
D01J
C02D
R02D
PWB ASM: 6871A20573
C04J
5
R01J
SMPS
8
D01D
R02L
D05J
4
C05J
IC01J
D06J
R02J
1
J11
C06J
D01L
C01D
C06D
C03D
R01F
C05D
IC01D
Q01L
J13
C14L
J12
IC01A
L01D
C02A
C04D
R01A
J14
R14L
R04L
C03T
BZ01E
C01L
J5
J4
C07D
R01L
ZNR01J
C01J
C02J
RY-4WAY
R03L
IC01L
RY-FAN
J7
J6
R03D
C08D
OSC01B
C01A
J9
C11L
R11L
J15
C09D
C01P
J01
J10
CN-CENT
2004/06/19   DIP
4
D01M
CN-4WAY
J2
CN-U/D
J8
C01H
CN-TH1
C02H
CN-OPTION
C12L
CN-DISP1
40 Room Air Conditioner
Troubleshooting Guide 
Troubleshooting Guide 
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
HEAT
EXCHANGE
(CONDENSER)
COMPRESSOR
COMPRESSOR
ACCUMU
LATOR
GAS SIDE
GAS SIDE
3-WAY VALVE
LIQUID SIDE
LIQUID SIDE
3-WAY VALVE
CAPILLARY TUBE
CAPILLARY TUBE
CHECK VALVE
(Heating Model only)
COOLING
HEATING
REVERSING
VALVE
(Heating Model Only)
(1) Cooling Only Models
Refrigeration Cycle Diagram
(2) Cooling & Heating Models
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