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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

LG 
Room Air Conditioner
SERVICE MANUAL
LG
MODELS: AS-H0766KA2
AS-H0966KA2
AS-H126RKA2
LS-H0766KA2
LS-H0966KA2
LS-H126RKA2
LS-C126RKA2
CAUTION
• BEFORE SERVICING THE UNIT, READ THE SAFETY 
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
    
2 Room Air Conditioner
Air Conditioner Service Manual
TABLE OF CONTENTS
LG Model Name ...............................................................................................................................................3
Safety Precautions..........................................................................................................................................5
Dimensions....................................................................................................................................................10
Symbols Used in this Manual ...................................................................................................................10
Indoor Unit................................................................................................................................................10
Outdoor Unit .............................................................................................................................................11
Product Specifications .................................................................................................................................12
Installation .....................................................................................................................................................14
Selection of the Best Location..................................................................................................................14
Piping Length and Elevation.....................................................................................................................14
How to Fix Installation Plate .....................................................................................................................15
Drill a Hole in the Wall ..............................................................................................................................15
Drain hose junction...................................................................................................................................15
Flaring work and connection of piping .......................................................................................................16
Flaring work..............................................................................................................................................16
Connection of Piping Indoor .....................................................................................................................16
Connection of the Pipes-Outdoor .............................................................................................................20
Connecting the cable between indoor unit and outdoor unit ...................................................................21
Connect the Cable to the Indoor Unit. ......................................................................................................21
Connect the Cable to the Outdoor Unit ....................................................................................................22
Checking the drainage and forming the pipings........................................................................................23
Checking the Drainage.............................................................................................................................23
Form the Piping ........................................................................................................................................23
AIR PURGING ................................................................................................................................................24
Air purging ................................................................................................................................................24
Air purging with vacuum pump .................................................................................................................24
Test Running .................................................................................................................................................26
Operation .......................................................................................................................................................27
Function of Controls .................................................................................................................................27
Display Function ......................................................................................................................................31
Self-diagnosis Function ............................................................................................................................31
Remote Control Operations......................................................................................................................32
Disassembly ..................................................................................................................................................33
Indoor Unit................................................................................................................................................33
Schematic Diagram.......................................................................................................................................36
Electric Control Device .............................................................................................................................36
Wiring Diagram.........................................................................................................................................37
Components Location ..............................................................................................................................38
Troubleshooting Guide .................................................................................................................................40
Refrigeration Cycle Diagram ....................................................................................................................40
Pipe Length and the Elevation .................................................................................................................41
2-way,  3-way Valve  .................................................................................................................................42
Cycle Parts ...............................................................................................................................................48
Electronic Parts ........................................................................................................................................49
Exploded View...............................................................................................................................................56
Replacement Parts List ................................................................................................................................59
Service Manual  3
LG Model Name
2003
1
2
-
3
4
5
6
7
8
9
10
Code 
Type
Code of Model
Meaning
1
Producing Center, 
A~Z
L: Chang-won R22
N: India
Refrigerant
A: Chang-won R410A
Z: Brazil
C: Chang-won R407C
D: Indonesia
T: China
M: Mexico
K: Turkey R22
V: Vietnam
E: Turkey R410A
S: Out Sourcing
H: Thailand
2
Product Type
A~Z
S: Split Type Air Conditioner
3
Cooling/Heating/Inverter
A~Z
C: Cooling only
H: Heat pump
X: C/O + E/Heater
Z: H/P + E/Heater
V: AC Inverter C/O
N: AC Inverter H/P
Q: DC Inverter C/O
W: DC Inverter H/P
4, 5
Capacity
0~9
Cooling/Heating Capacity
Ex. "09" 
→ 9,000 Btu/h
6
Electric Range
1~9
1: 115V/60Hz,
A: 220V, 50Hz, 3Phase
A~Z
2: 220V/60Hz
B: 208~230V, 60Hz, 3Phase
3: 208-230V/60Hz 
C: 575V, 50Hz, 3Phase
5: 200-220V/50Hz
D: 440~460, 60Hz, 3Phase
6: 220-240V/50Hz
E: 265V, 60Hz
7: 110V, 50/60Hz
F: 200V, 50/60Hz
8: 380-415V/50Hz
9: 380-415V/60Hz
7
Chassis
A~Z
Name of Chassis of Unit
Ex. LSP 
→ SP Chassis
8
Look
A~Z
Look,
Color (Artcool Model)
9
Function
A~Z
10
Serial No.
1~9
LG Model De
* ARTCOOL COLOR
velopment Serial No.
Basic
A
Basic+4Way
B
Plasma Filter
C
Plasma Filter+4 Way
D
Tele+LCD
E
Tele+LCD+Nano plasma+4Way
F
Nano Plasma F+(A/changeove)+A/clean+Low A
G
Nano Plasma F+(A/changeove)+A/clean+4way+Low A
H
Tele+LED+4way
I
Internet
J
Plasma F+4Way+Oxy generator
K
Nano Plasma F+(A/changeove)+A/clean
L
Nano Plasma F+(A/changeove)+A/clean+4way
M
Nano Plasma F+(A/changeove)+A/clean+PTC
N
Nano Plasma F+(A/changeove)+Autoclean+4way+PTC
P
Nano Plasma F+(A/changeove)+A/clean+4way+Low A+PTC
Q
Negative ION+A/Clean
R
(Nano)Plasma+Negative ION+A/Clean
S
4way+(Nano)Plasma F+Negative ION+Healthy dehumidification+A/Clean
T
Nano Plasma F+4Way+(A/changeove)+A/clean+
U
R
Mirror
W
White
B
Blue
D
Wood
M
Metal
C
Cherry
4 Room Air Conditioner
2004~
1
2
-
3
4
5
6
7
8
9
10
Code 
Type
Code of Model
Meaning
1
Producing Center, 
A~Z
L: Chang-won R22
N: India
Refrigerant
A: Chang-won R410A
Z: Brazil
C: Chang-won R407C
D: Indonesia
T: China
M: Mexico
K: Turkey R22
V: Vietnam
E: Turkey R410A
S: Out Sourcing
H: Thailand
2
Product Type
A~Z
S: Split Type Air Conditioner
3
Cooling/Heating/Inverter
A~Z
C: Cooling only
H: Heat pump
X: C/O + E/Heater
Z: H/P + E/Heater
V: AC Inverter C/O
N: AC Inverter H/P
Q: DC Inverter C/O
W: DC Inverter H/P
4, 5
Capacity
0~9
Cooling/Heating Capacity
Ex. "09" 
→ 9,000 Btu/h
6
Electric Range
1~9
1: 115V/60Hz,
A: 220V, 50Hz, 3Phase
A~Z
2: 220V/60Hz
B: 208~230V, 60Hz, 3Phase
3: 208-230V/60Hz 
C: 575V, 50Hz, 3Phase
5: 200-220V/50Hz
D: 440~460, 60Hz, 3Phase
6: 220-240V/50Hz
E: 265V, 60Hz
7: 110V, 50/60Hz
F: 200V
CHASSIS
Look
D
K
L
G
M
N
D
P
Division
Panel Type(Deluxe)
Fighting 'Look'
(LG1)
(LG2)-SEMI PANEL
OEM1
OEM2
Panel Type(Deluxe)
LG3
, 50/60Hz
8: 380-415V/50Hz
9: 380-415V/60Hz
7
Chassis
A~Z
Name of Chassis of Unit
Ex. LSP 
→ SP Chassis
8
Look
A~Z
Look,
Color (Artcool Model)
9
Function
A~Z
10
Serial No.
1~9
LG Model De
* ARTCOOL COLOR
velopment Serial No.
Basic
A
Basic+4Way
B
Plasma Filter
C
Plasma Filter+4 Way
D
Tele+LCD
E
Tele+LCD+Nano plasma+4Way
F
Nano Plasma F+(A/changeove)+A/clean+Low A
G
Nano Plasma F+(A/changeove)+A/clean+4way+Low A
H
Tele+LED+4way
I
Internet
J
Plasma F+4Way+Oxy generator
K
Nano Plasma F+(A/changeove)+A/clean
L
Nano Plasma F+(A/changeove)+A/clean+4way
M
Nano Plasma F+(A/changeove)+A/clean+PTC
N
Nano Plasma F+(A/changeove)+Autoclean+4way+PTC
P
Nano Plasma F+(A/changeove)+A/clean+4way+Low A+PTC
Q
Negative ION+A/Clean
R
(Nano)Plasma+Negative ION+A/Clean
S
4way+(Nano)Plasma F+Negative ION+Healthy dehumidification+A/Clean
T
Nano Plasma F+4Way+(A/changeove)+A/clean+
U
R
Mirror
W
White
B
Blue
D
Wood
M
Metal
C
Cherry
S4/S5
S6
SQ
SR
ST
Page of 63
Display

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

  • DOWNLOAD LG AS-H0766KA2 / AS-H0966KA2 / AS-H126RKA2 / LS-H0766KA2 / LS-H0966KA2 / LS-H126RKA2 / LS-C126RKA2 Service Manual ↓ Size: 3.14 MB | Pages: 63 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the LG AS-H0766KA2 / AS-H0966KA2 / AS-H126RKA2 / LS-H0766KA2 / LS-H0966KA2 / LS-H126RKA2 / LS-C126RKA2 in PDF for free, which will help you to disassemble, recover, fix and repair LG AS-H0766KA2 / AS-H0966KA2 / AS-H126RKA2 / LS-H0766KA2 / LS-H0966KA2 / LS-H126RKA2 / LS-C126RKA2 Air Conditioner. Information contained in LG AS-H0766KA2 / AS-H0966KA2 / AS-H126RKA2 / LS-H0766KA2 / LS-H0966KA2 / LS-H126RKA2 / LS-C126RKA2 Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.

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