LG ASUH121FUG0 Manuals

Manuals and User Guides for LG ASUH121FUG0. We have 4 LG ASUH121FUG0 manuals available for free PDF download: Service Manual, Manual

LG ASUH121FUG0 Service Manual

LG ASUH121FUG0 Service Manual (76 pages)

LG Room Air Conditioner Service Manual

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

Table of Contents

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

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LG ASUH121FUG0 Service Manual

LG ASUH121FUG0 Service Manual (76 pages)

Room Air Conditioner

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

Table of Contents

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 ASUH121FUG0 Manual

LG ASUH121FUG0 Manual (76 pages)

Universal Air Conditioner

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

Table of Contents

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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LG ASUH121FUG0 Service Manual

LG ASUH121FUG0 Service Manual (77 pages)

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

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