User Manuals: LG LA120CPO Wall Air Conditioner

Manuals and User Guides for LG LA120CPO Wall Air Conditioner. We have 4 LG LA120CPO Wall Air Conditioner manuals available for free PDF download: Service Manual, Manual

LG LA120CPO Service Manual (76 pages)

LG Room Air Conditioner Service Manual

Brand: LG | Category: Air Conditioner | Size: 13 MB

Service Manual
1
Table of Contents
2
Safety Precautions

3
- Installation
  3
Dimensions

9
- Symbols Used in this Manual
  9
- Indoor Unit
  9
- Outdoor Unit
  10
Product Specifications

11
- Installation
  12
Installation Parts

12
- Installation Tools
  12
- Installtion Map
  13
- Confirm the Refrigerant
  14
- Select the Best Locations
  15
- Rooftop Installations
  15
- Piping Length and Elevation
  16
- Preparing Work for Installation
  17
- Fixing Indoor Unit
  18
- Drill a Hole in the Wall
  18
Flaring Work and Connection of Piping

19
- Flaring Work
  19
- Connecting the Piping
  20
- Connection of Piping-Indoor
  20
- Connection of the Drain Hose
  21
- Connection of Piping-Outdoor
  23
Connecting the Cable between Indoor Unit and Outdoor Unit

24
Checking the Drainage and Forming the Pipings

27
- Checking the Drainage
  27
- Drain Piping
  27
- Forming the Piping
  28
Air Purging

29
- Air Purging with Vacuum Pump
  29
- Finishing the Job
  30
- Charging
  31
- Panel Front Assembly
  32
- Test Running
  33
- Pump down Procedure
  34
How to Replace Picture & Photograph

35
Operation

36
- Functions
  36
- The Function of Main Control
  37
  - Helpful Information
    42
  - Forced Operation
    42
  - Test Operation
    42
  - Auto Restart
    42
- Display Function
  43
- Self-Diagnosis Function
  43
- Remote Control Operations
  44
- Operation Mode
  44
Disassembly

45
- Indoor Unit
  45
Schematic Diagram

47
Troubleshooting Guide

54
- Refrigeration Cycle Diagram
  54
- Pipe Length and the Elevation
  55
- 3-Way Valve
  56
  - Pumping down
    56
  - Vacuum Pump
    59
  - Gas Charging
    60
- Cycle Parts
  62
- Trouble Analysis
  62
- Electronic Parts
  63
Exploded View

72
Replacement Parts List

74
74 Room Air Conditioner

74

LG LA120CPO Service Manual (76 pages)

Room Air Conditioner

Brand: LG | Category: Air Conditioner | Size: 13 MB

Service Manual
1
Table of Contents
2
Safety Precautions

3
- Installation
  3
Dimensions

9
- Symbols Used in this Manual
  9
- Indoor Unit
  9
- Outdoor Unit
  10
Product Specifications

11
- Installation
  12
Installation Parts

12
- Installation Tools
  12
- Installtion Map
  13
- Confirm the Refrigerant
  14
- Select the Best Locations
  15
- Rooftop Installations
  15
- Piping Length and Elevation
  16
- Preparing Work for Installation
  17
- Fixing Indoor Unit
  18
- Drill a Hole in the Wall
  18
Flaring Work and Connection of Piping

19
- Flaring Work
  19
- Connecting the Piping
  20
- Connection of Piping-Indoor
  20
- Connection of the Drain Hose
  21
- Connection of Piping-Outdoor
  23
Connecting the Cable between Indoor Unit and Outdoor Unit

24
Checking the Drainage and Forming the Pipings

27
- Checking the Drainage
  27
- Drain Piping
  27
- Forming the Piping
  28
Air Purging

29
- Air Purging with Vacuum Pump
  29
- Finishing the Job
  30
- Charging
  31
- Panel Front Assembly
  32
- Test Running
  33
- Pump down Procedure
  34
How to Replace Picture & Photograph

35
Operation

36
- Functions
  36
- The Function of Main Control
  37
  - Helpful Information
    42
  - Forced Operation
    42
  - Test Operation
    42
  - Auto Restart
    42
- Display Function
  43
- Self-Diagnosis Function
  43
- Remote Control Operations
  44
- Operation Mode
  44
Disassembly

45
- Indoor Unit
  45
Schematic Diagram

47
Troubleshooting Guide

54
- Refrigeration Cycle Diagram
  54
- Pipe Length and the Elevation
  55
- 3-Way Valve
  56
  - Pumping down
    56
  - Vacuum Pump
    59
  - Gas Charging
    60
- Cycle Parts
  62
- Trouble Analysis
  62
- Electronic Parts
  63
Exploded View

72
Replacement Parts List

74
74 Room Air Conditioner

74

LG LA120CPO Service Manual (77 pages)

Brand: LG | Category: Air Conditioner | Size: 13 MB

Room Air Conditioner
2
Table of Contents
3
Safety Precautions
4
Installation
4
Dimensions
10
Symbols Used in this Manual
10
Indoor Unit
10
Outdoor Unit
11
Product Specifications
12
Installation
13
Installation Parts
13
Installation Tools
13
Installtion Map
14
Confirm the Refrigerant
15
Select the Best Locations
16
Rooftop Installations
16
Piping Length and Elevation
17
Preparing Work for Installation
18
Fixing Indoor Unit
19
Drill a Hole in the Wall
19
Flaring Work and Connection of Piping
20
Flaring Work
20
Connecting the Piping
21
Connection of Piping-Indoor
21
Connection of the Drain Hose
22
Connection of Piping-Outdoor
24
Connecting the Cable between Indoor Unit and Outdoor Unit
25
Connect the Cable to the Indoor Unit
25
Connection Method of the Connecting Cable(Example)
26
Checking the Drainage and Forming the Pipings
28
Checking the Drainage
28
Drain Piping
28
Forming the Piping
29
Air Purging
30
Air Purging with Vacuum Pump
30
Charging
32
Panel Front Assembly
33
Test Running
34
Pump down Procedure
35
How to Replace Picture & Photograph
36
Operation
37
Functions
37
The Function of Main Control
38
Auto Restart
43
Display Function
44
Self-Diagnosis Function
44
Remote Control Operations
45
Operation Mode
45
Disassembly
46
Indoor Unit
46
Schematic Diagram
48
Heat Pump/Cooling Only Series(Indoor Unit)
48
Heat Pump Series (Outdoor Unit)
49
Indoor Unit P.w.b. Assembly
50
Outdoor Unit P.w.b. Assembly
51
Display P.w.b. Asm
52
Wiring Diagram
53
Troubleshooting Guide
55
Refrigeration Cycle Diagram
55
Pipe Length and the Elevation
56
3-Way Valve
57
Pumping down
57
Vacuum Pump
60
Gas Charging
61
Cycle Parts
63
Trouble Analysis
63
Electronic Parts
64
When Indoor Fan Does Not Operate
67
Exploded View
73
Replacement Parts List
75

LG LA120CPO Manual (76 pages)

Universal Air Conditioner

Brand: LG | Category: Air Conditioner | Size: 11 MB

Table of Contents
2
Safety Precautions

3
Dimensions

9
- Symbols Used in this Manual
  9
- Indoor Unit
  9
- Outdoor Unit
  10
Product Specifications

11
- Installation
  13
Installation Parts

13
- Installation Tools
  13
- Installation Map
  14
- Confirm the Refrigerant
  15
- Select the Best Location
  16
- Piping Length and Elevation
  17
- Preparing Work for Installation
  18
- Fixing Indoor Unit
  19
Flaring Work and Connection of Piping

20
- Flaring Work
  20
- Connection of Piping-Indoor
  21
- Connecting the Piping
  21
- Connection of the Drain Hose
  22
- Connection of Piping-Outdoor
  24
Connecting the Cable between Indoor Unit and Outdoor Unit

25
- Connect the Cable to the Indoor Unit
  25
- Connection Method of the Connecting Cable(Example)
  26
Checking the Drainage and Forming the Pipings

28
- Checking the Drainage
  28
- Forming the Piping
  29
Air Purging

30
- Finishing the Job
  31
- Charging
  32
- Panel Front Assembly
  33
- Test Running
  34
  - Pump down
    35
  - Pump down Procedure
    35
How to Replace Picture & Photograph

36
Operation

37
- Functions
  37
- The Function of Main Control
  38
  - Test Operation
    43
  - Auto Restart
    43
  - Helpful Information
    43
- Display Function
  44
- Self-Diagnosis Function
  44
- Remote Control Operations
  45
Disassembly

46
- Indoor Unit
  46
Schematic Diagram

48
Troubleshooting Guide

55
- Refrigeration Cycle Diagram
  55
- Pipe Length and the Elevation
  56
- 3-Way Valve
  57
  - Re-Air Purging
    58
  - Gas Charging
    61
- Cycle Parts
  63
- Electronic Parts
  64
Exploded View

73

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More LG Manuals

User Manuals: LG LA120CPO Wall Air Conditioner

LG LA120CPO Service Manual (76 pages)

Table of Contents

Safety Precautions

Dimensions

Product Specifications

Installation Parts

Flaring Work and Connection of Piping

Connecting the Cable between Indoor Unit and Outdoor Unit

Checking the Drainage and Forming the Pipings

Air Purging

How to Replace Picture & Photograph

Operation

Disassembly

Schematic Diagram

Troubleshooting Guide

Exploded View

Replacement Parts List

74 Room Air Conditioner

LG LA120CPO Service Manual (76 pages)

Table of Contents

Safety Precautions

Dimensions

Product Specifications

Installation Parts

Flaring Work and Connection of Piping

Connecting the Cable between Indoor Unit and Outdoor Unit

Checking the Drainage and Forming the Pipings

Air Purging

How to Replace Picture & Photograph

Operation

Disassembly

Schematic Diagram

Troubleshooting Guide

Exploded View

Replacement Parts List

74 Room Air Conditioner

LG LA120CPO Service Manual (77 pages)

Table of Contents

LG LA120CPO Manual (76 pages)

Table of Contents

Safety Precautions

Dimensions

Product Specifications

Installation Parts

Flaring Work and Connection of Piping

Connecting the Cable between Indoor Unit and Outdoor Unit

Checking the Drainage and Forming the Pipings

Air Purging

How to Replace Picture & Photograph

Operation

Disassembly

Schematic Diagram

Troubleshooting Guide

Exploded View

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