LG ARUN Series Manuals

Manuals and User Guides for LG ARUN Series. We have 7 LG ARUN Series manuals available for free PDF download: Service Manual, Installation Manual

LG ARUN Series Service Manual

LG ARUN Series Service Manual (338 pages)

Multi V Plus System

Brand: LG | Category: Air Conditioner | Size: 16.08 MB

Table of Contents

Air Conditioner Service Manual

2
- Air Conditioner
  1
- Table of Contents
  2
- Safety Precautions
  3
Part 1 General Information

10
- Model Names
  
  11
  - Indoor Unit
    11
    
    Outdoor Unit
    11
- External Appearance
  
  12
  - Indoor Unit
    12
    
    Outdoor Unit
    13
- Combination of Outdoor Units
  
  14
- Nomenclature
  
  15
  - Indoor Unit
    15
    
    Outdoor Unit
    15
- Outdoor Units Information
  
  16
  - Heat Pump
    17
- Indoor Units
  
  19
Ceiling Mounted Cassette Type (1Way)

21
- Specifications
  22
- Functions
  23
- Cooling Mode Operation
  24
- Operation Detail
  24
- Heating Mode Operation
  25
- Dimensions
  26
- Piping Diagrams
  27
- Wiring Diagrams
  28
Ceiling Mounted Cassette Type (2Way)

29
- Specifications
  30
- Functions
  32
- Operation Details
  33
- Dimensions
  35
- Piping Diagrams
  36
- Wiring Diagrams
  37
Ceiling Mounted Cassette Type (4Way)

39
- Specifications
  40
- Functions
  43
- Operation Details
  45
- Dimensions
  46
- Piping Diagrams
  48
- Wiring Diagrams
  49
Art Cool Type

51
- Specification
  52
- Functions
  53
- Operation Details
  54
  - Sleep Timer Operation
    58
  - Forced Operation
    59
  - Test Operation
    59
- Dimensions
  61
- Piping Diagrams
  62
- Wiring Diagrams
  63
Art Cool Type(Wide)

65
- Specification
  66
- Functions
  67
- Operation Details
  68
- Test Operation Control
  73
- Dimensions
  75
- Piping Diagrams
  76
- Wiring Diagrams
  77
Art Cool Type(Mirror)

79
- Specification
  80
- Functions
  82
- Operation Details
  83
- Dimensions
  90
- Piping Diagrams
  91
- Wiring Diagrams
  92
Ceiling Concealed Duct Type (Low Static)

95
- Specifications
  97
- Funtion
  98
- Operation Details
  99
- Dimensional Drawings
  102
- Dimensions
  102
- Front View
  102
- Piping Diagrams
  103
- Wiring Diagrams
  104
Ceiling Concealed Duct Type (Built In)

105
- Specifications
  106
- Funtion
  108
- Operation Details
  109
- Dimensions
  112
- Piping Diagrams
  113
- Wiring Diagrams
  114
Ceiling Concealed Duct Type (High Static)

115
- Specifications
  116
- Funtion
  119
- Operation Details
  120
- Dimensions
  123
- Piping Diagrams
  124
- Wiring Diagrams
  125
Wall Mounted Type

127
- Specification
  128
- Functions
  130
- Operation Details
  131
- Dimensions
  138
- Piping Diagrams
  139
- Wiring Diagrams
  140
Convertible Type

141
- Specifications
  142
- Funtion
  144
- Operation Details
  145
- Dimensions
  148
- Piping Diagrams
  150
- Wiring Diagrams
  151
Floor Standing Type

153
- Specifications
  154
- Funtion
  156
- Operation Details
  157
- Dimensions
  160
- Piping Diagrams
  161
- Wiring Diagrams
  162
- Outdoor Units
  163
  - Cooling Operation
    183
  - Heating Operation
    184
6. Function

196
- 1 Basic Control
  
  197
  - Normal Operation
    197
  - Compressor Control
    197
  - Main and Sub Unit's EEV Control
    198
  - Fan Control
    199
  - Fan Mode
    199
- 2 Special Control
  
  200
  - Oil Return Control
    200
  - Defrost Control
    201
  - Oil Equalizing Control
    204
  - Stopping Operation
    207
- 3 Protection Control
  
  209
  - Pressure Protection Control
    209
  - Discharge Temperature Control
    211
  - Inverter Protection Control
    211
  - Liquid Back Control
    212
  - Phase Detection
    213
  - Pressure Switch
    213
- 4 Other Control
  
  214
  - Initial Setup
    214
  - Instant Indoor Unit Checking Mode
    217
  - Emergency Operation
    218
    
    Pcb Setting and Test Run
    219
    
    Test Run
    220
    
    Replacement Procedure
    227
- Trouble Shooting Guide
  
  229
  - Troubleshooting Guide
    246
- Exploded View & Replacement Parts List
  
  297
  - Main Unit
    303

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LG ARUN Series Service Manual

LG ARUN Series Service Manual (226 pages)

MULTI V SPACE SYSTEM

Brand: LG | Category: Air Conditioner | Size: 21.06 MB

Table of Contents

Table of Contents

2
- Air Conditioner
  1
- Safety Precautions
  3
- Model Names
  11
- External Appearance
  12
  - Outdoor Unit
    13
- Nomenclature
  14
- Outdoor Units Information
  15
- Indoor Units
  17
Ceiling Mounted Cassette Type (4Way)

19
- Specifications
  20
- Functions
  23
- Operation Detail
  24
- Dimensions
  26
- Piping Diagrams
  28
- Wiring Diagrams
  29
Art Cool Type

31
- Specification
  32
- Functions
  33
- Operation Details
  34
  - Forced Operation
    39
  - Test Operation
    39
- Dimensions
  41
- Piping Diagrams
  42
Art Cool Type(Wide)

45
- Specification
  46
- Operation Details
  48
- Test Operation Control
  53
- Dimensions
  55
- Piping Diagrams
  56
- Wiring Diagrams
  57
Ceiling Concealed Duct Type (Low Static)

58
- Specifications
  59
- Funtion
  61
- Operation Details
  62
- Dimensions
  65
- Piping Diagrams
  66
- Wiring Diagrams
  67
Ceiling Concealed Duct Type (High Static)

68
- Funtion
  71
- Operation Details
  72
- Dimensions
  75
- Piping Diagrams
  76
- Wiring Diagrams
  77
- Outdoor Units
  79
Arun Series

80
- Specifications
  81
- Parts
  82
- Dimensions
  86
- Piping Diagrams
  87
- Wiring Diagrams
  88
  - Fan Board
    90
6. Function

91
- Function
  
  92
- Basic Control
  
  92
  - Normal Operation
    92
  - Compressor Control
    92
  - Fan Control
    92
- Special Control
  
  93
  - Oil Return Control
    93
  - Defrost Control
    95
  - Oil Equalizing Control
    96
  - Stopping Operation
    96
- Protection Control
  
  97
  - Pressure Protection Control
    97
  - Discharge Temperature Control
    99
  - Inverter Protection Control
    99
  - Liquid Back Control
    100
  - Phase Detection
    100
- Other Control
  
  101
  - Initial Setup
    101
  - Instant Indoor Unit Checking Mode
    103
  - Emergency Operation
    104
    
    Test Run
    105
    
    Dip Switch Setting
    106
    
    Main Pcb
    106
    
    Replacement Procedure for Compressor
    111
  - Trouble Shooting Guide
    113
Trouble Shooting Guide

114
- 1 The Phenomena from Main Component Failure
  
  115
- 2 Checking Method for Key Components
  
  116
  - Compressor
    116
  - Fan Motor
    117
  - Linear Expansion Valve
    118
  - 3Phase Bridge Diode
    121
  - Ipm(Integrated Power Module)
    122
  - Other
    123
- 3 Self-Diagnosis Function
  
  124
  - Exploded View & Replacement Parts List
    183

LG ARUN Series Service Manual

LG ARUN Series Service Manual (134 pages)

Outdoor Unit Multi V Plus II System

Brand: LG | Category: Air Conditioner | Size: 12.12 MB

Table of Contents

Air Conditioner Service Manual

2
- Table of Contents
  2
- Safety Precautions
  3
Part 1 General Information

10
- 1 Model Names
  
  11
  - Indoor Unit
    11
  - Outdoor Unit
    12
  - External Appearance
    13
- 2 External Appearance
  
  14
- 3 Combination of Outdoor Units
  
  15
  - Combination of Outdoor Units
    16
- 4 Nomenclature
  
  17
  - Indoor Unit
    17
  - Outdoor Unit
    17
  - Outdoor Units Information
    19
  - Part 2 Outdoor Units
    19
    
    Replacement Procedure for Compressor
    20
Function

21
- 1 Basic Control
  
  22
  - Compressor Control
    22
  - Normal Operation
    22
  - Master and Slave Unit's EEV Control
    23
- 2 Special Control
  
  24
  - Oil Return Control
    24
  - Defrost Control
    26
  - Oil Equalizing Control
    27
  - Stopping Operation
    27
- 3 Protection Control
  
  28
  - Pressure Protection Control
    28
  - Discharge Temperature Control
    29
  - Inverter Protection Control
    29
    
    Cooling Mode
    30
    
    Heating Mode
    30
    
    Main Unit
    30
  - Liquid Back Control
    30
  - Phase Detection
    30
  - Pressure Switch
    30
- 4 Other Control
  
  31
  - Initial Setup
    31
  - Instant Indoor Unit Checking Mode
    33
  - Emergency Operation
    33
  - Sensor Checking Function
    34
  - Refrigerant Auto Charging
    36
  - Refrigerant Checking Function
    38
  - Pump down
    40
  - Pump out
    41
  - Auto Back up Function_Inverter Compressor
    43
  - Auto Back up Function_Constant Speed Compressor
    44
  - Night Low Noise Function
    45
  - Vacuum Mode
    47
  - Black Box Function
    48
  - Part 3 PCB Setting and Test Run
    49
    
    Test Run
    50
    
    Troubleshooting
    51
    
    Dip Switch Setting
    52
    
    Main Pcb
    52
    
    Replacement Procedure
    57
  - Part 4 Trouble Shooting Guide
    59
Trouble Shooting Guide

60
- 1 The Phenomena from Main Component Failure
  
  61
- 2 Checking Method for Key Components
  
  62
  - Compressor
    62
  - Fan Motor
    63
  - Electronic Expansion Valve
    64
  - Phase Bridge Diode Checking Method
    67
  - Inverter IPM Checking Method
    68
  - Fan IPM Checking Method
    69
  - UW1 Chassis 2Fan
    69
  - Other
    70
  - Error Display
    71
- 3 Self-Diagnosis Function
  
  72
  - Troubleshooting Guide
    77

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LG ARUN Series Installation Manual

LG ARUN Series Installation Manual (121 pages)

Brand: LG | Category: Air Conditioner | Size: 21.06 MB

Table of Contents

Table of Contents
2
Safety Precautions
3
Installation Process
7
Outdoor Units Information
8
Environment-Friendly Alternative Refrigerant R410A
14
Select the Best Location
14
Installation Space
15
Lifting Method
17
Installation
18
Refrigerant Piping Installation
23
Pipe Connections between Indoor and Outdoor Unit
27
Electrical Wiring
53
Test Run
84
New Function
109
Caution for Refrigerant Leak
118
Installation Guide at the Seaside
120

LG ARUN Series Installation Manual

LG ARUN Series Installation Manual (113 pages)

R410A refrigerant

Brand: LG | Category: Air Conditioner | Size: 51.46 MB

Table of Contents

Table of Contents
3
Safety Precautions
4
Installation Process
8
Outdoor Units Information
9
Environment-Friendly Alternative Refrigerant R410A
14
Select the Best Location
15
Installation Space
16
Lifting Method
18
Installation
19
Refrigerant Piping Installation
24
Pipe Connections between Indoor and Outdoor Unit
28
Electrical Wiring
54
Test Run
81
New Function
101
Caution for Refrigerant Leak
109
Installation Guide at the Seaside
111

LG ARUN Series Service Manual

LG ARUN Series Service Manual (43 pages)

multi V plus II system outdoor unit R410A

Brand: LG | Category: Air Conditioner | Size: 4.25 MB

Table of Contents

Service Manual
1
Exploded View
1
Table of Contents
2
Specification
3
Heat Pump(460V)
3
Cooling Only(460V)
6
Functions
15
Dimensions
16
- Heat Pump Model
  20
- Cooling Operation
  20
Piping Diagrams
20
- Heating Operation
  21
- Oil Return/ Defrost Operation
  22
- Cooling Operation
  23
Wiring Diagrams
26
- Main PCB
  29
- Noize Filter
  30
- Inverter PCB
  30
- Fan Pcb(Uw1)
  31
- UW1 Chassis
  32
Exploded View
32
- Heat Pump
  33
- Cooling Only
  34
- Two Compressor 460V
  35
- Heat Pump(UW Chassis_2 Comp)
  36
- Cooling Only(UW Chassis_2 Comp)
  37
- Two Compressor 220V
  38
COMP and COMP Wire Part List
41

LG ARUN Series Service Manual

LG ARUN Series Service Manual (51 pages)

Multi V Plus III System Outdoor Unit R410A

Brand: LG | Category: Air Conditioner | Size: 8.26 MB

Table of Contents

Service Manual
1
Table of Contents
2
Specifications
3
Cooling Only
9
Function
15
Dimensions
16
Piping Diagrams
22
- Heating Operation
  23
- Cooling Operation
  25
- Cooling Only Model
  28
Wiring Diagrams
30
Main Pcb
36
Exploded View
39
Heat Pump Model
46
COMP and COMP Wire Part List
50

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