LG THERMA V AHUW146A2 Manuals

Manuals and User Guides for LG THERMA V AHUW146A2. We have 4 LG THERMA V AHUW146A2 manuals available for free PDF download: Installation Manual, Service Manual

LG THERMA V AHUW146A2 Installation Manual (97 pages)

Air-to-Water Heat Pump

Brand: LG | Category: Air Conditioner | Size: 15 MB

Table of Contents
2
Preface

5
1 Safety Precaution

6
- Warning
  6
  - Installation Warning
    6
  - Operation Warning
    8
- Caution
  11
  - Installation Caution
    11
  - Operation Caution
    11
2 Installation Part

12
- Indoor Unit Box
  12
- Outdoor Unit Box
  12
3 General Information

13
- Model Information
  13
- Typical Installation Example
  15
  - Case 1
    15
  - Case 2
    16
  - Case 3
    17
- Cycle Diagram
  18
  - Water Cycle
    19
- Parts and Dimensions
  21
  - Indoor Unit(External)
    21
  - Indoor Unit(Internal)
    22
  - Outdoor Unit(External)
    23
- Control Parts
  26
4 Installation of Outdoor Unit

30
5 Installation of Indoor Unit

32
- Conditions Where Indoor Unit Is Installed
  32
  - General Considerations
    32
  - Service Space
    32
  - Mounting to Wall
    33
  - Water Volume and Water Pump Capacity
    34
  - Pressure Drop
    36
  - Water Volume and Expansion Vessel Pressure
    37
  - Water Quality
    38
  - Frost Protection
    38
6 Piping and Wiring for Outdoor Unit

39
- Refrigerant Piping
  39
- Electrical Wiring
  44
- Finalizing
  47
  - Pipe Forming
    47
- Leakage Test and Evacuation
  48
  - Preparation
    48
  - Leakage Test
    48
  - Evacuation
    49
7 Piping and Wiring for Indoor Unit

50
- Water Piping and Water Circuit Connection
  50
  - General Considerations
    50
  - Water Charging
    52
  - Pipe Insulation
    52
- Electrical Wiring
  53
  - General Consideration
    53
  - Terminal Block Information
    54
  - Connecting with Outdoor Unit
    56
  - Electric Heater Wiring
    56
8 Accessories Installation

57
- ACCESSORIES SUPPORTED by LG Electronics
  57
- ACCESSORIES SUPPORTED by 3Rd PARTY COMPANIES
  57
- Before Installation
  58
- Thermostat
  58
  - General Information
    58
  - How to Wire Thermostat
    59
  - Final Check
    60
- Sanitary Water Tank and Sanitary Water Tank Kit/Solar Thermal Kit
  61
- Dry Contact
  66
- Remote Temperature Sensor
  66
- 3Way Valve
  67
  - How to Wire 3Way Valve
    67
  - Final Check
    67
- 2Way Valve
  68
  - General Information
    68
  - How to Wire 2Way Valve
    68
  - Final Check
    68
- Conditions if Accessories Are Installed
  69
9 System Set-Up

73
- Dip Switch Setting
  73
  - General Information
    73
  - Dip Switch Information
    74
- Installer Setting
  77
  - How to Enter Installer Setting Mode
    77
  - Summary
    78
  - Common Setting
    84
  - Temperature Range Setting
    85
  - Temperature Control Parameter Setting
    87
10 Check Points, Maintenance and Troubleshooting

92
- Check List before Starting Operation
  92
- Maintenance
  93
- Test Run
  93
  - Check before Test Run
    93
  - Troubleshooting
    94
    
    Troubleshooting for Problem While Operation
    94
    
    Troubleshooting for Error Code
    95
  - Airborne Noise Emission
    96
  - Limiting Concentration
    96

LG THERMA V AHUW146A2 Installation Manual (93 pages)

THERMA V Air-to-Water Heat Pump

Brand: LG | Category: Heat Pump | Size: 8.06 MB

Air Conditioner
1
Installation Manual
1
Table of Contents
2
Items Inside Product Box

5
- Indoor Unit Box
  5
- Outdoor Unit Box
  5
Preface

6
1 Safety Precaution

7
- Warning
  7
  - Installation Warning
    7
  - Operation Warning
    8
- Caution
  9
  - Installation Caution
    9
  - Operation Caution
    9
2 General Information

10
- Model Information
  11
- Accessories
  12
  - ACCESSORIES SUPPORTED by LG Electronics
    12
  - ACCESSORIES SUPPORTED by 3Rd PARTY COMPANIES
    12
- Typical Installation Example
  13
  - Case 1
    13
  - Case 2
    14
  - Case 3
    15
- Cycle Diagram
  16
  - Refrigerant Cycle
    16
  - Water Cycle
    18
- Parts and Dimensions
  19
  - Indoor Unit(External)
    19
  - Indoor Unit (Internal)
    21
  - Outdoor Unit(External)
    21
- Control Parts
  24
3 Installation of Outdoor Unit

30
4 Installation of Indoor Unit

32
- Conditions Where Indoor Unit Is Installed
  32
  - General Considerations
    32
  - Service Space
    32
  - Mounting to Wall
    33
  - Water Volume and Water Pump Capacity
    34
  - Water Volume and Expansion Vessel Pressure
    35
  - Water Quality
    36
- Conditions if Accessories Are Installed
  37
5 Piping and Wiring for Outdoor Unit

41
- Refrigerant Piping
  41
- Electrical Wiring
  46
- Finalizing
  49
  - Pipe Forming
    49
- Leakage Test and Evacuation
  50
  - Preparation
    50
  - Leakage Test
    50
  - Evacuation
    51
6 Piping and Wiring for Indoor Unit

52
- Water Piping and Water Circuit Connection
  52
  - General Considerations
    52
  - Water Charging
    54
  - Pipe Insulation
    54
- Electrical Wiring
  55
  - General Consideration
    55
  - Terminal Block Information
    56
  - Connecting with Outdoor Unit
    58
  - Electric Heater Wiring
    58
7 Accessories Installation

59
- Before Installation
  59
- Thermostat
  59
  - General Information
    59
  - How to Wire Thermostat
    60
  - Final Check
    61
- Sanitary Water Tank and Sanitary Water Tank Kit/Solar Thermal Kit
  62
- Dry Contact
  67
- Remote Temperature Sensor
  67
- 3Way Valve
  68
  - How to Wire 3Way Valve
    68
  - Final Check
    68
- 2Way Valve
  69
  - General Information
    69
  - How to Wire 2Way Valve
    69
  - Final Check
    69
8 System Set-Up

70
- Dip Switch Setting
  70
  - General Information
    70
  - Dip Switch Information
    71
- Control Panel Setting
  74
  - How to Enter Installer Setting Mode
    74
  - Summary
    76
  - Common Setting
    81
  - Temperature Range Setting
    82
  - Temperature Control Parameter Setting and Etc
    83
9 Check Points, Maintenance and Troubleshooting

88

LG THERMA V AHUW146A2 Service Manual (82 pages)

AIR-TO-WATER HEAT PUMP

Brand: LG | Category: Heat Pump | Size: 21.23 MB

Table of Contents
2
General
3
- Definitions
  3
- Symbol
  3
- Safety Warnings and Instructions
  4
- Installation
  4
- Operation
  5
- Indoor
  8
Specification
8
Outdoor
10
Function Table
13
Pump Capacity
14
Pump Hydraulic Performance
14
Piping Diagrams
15
Wiring Diagrams
16
- Outdoor Unit
  18
- Models : AHUW166A3, AHUW146A3, AHUW126A3
  19
- Indoor Unit
  21
Exploded View
21
Model Number Nomenclature
29
Model Information
29
Model Name and Related Information
30
Replacement Procedure for Compressor
31
Caution for Assembling Outdoor Panels after Test Run
32
- Humidity of the Controller Assembly
  33
- Supply Voltage
  33
Trouble Shooting Guide (Indoor Unit)
33
- Module 1 - Alarm
  35
- Module 2 - Alarm
  36
- Position of Temperature Sensor
  37
- ERROR .Thermostat
  37
- Alarm Rtc Fail
  38
- Alarm Dhw
  39
- Module Inv Alarm
  39
- Main PCB Assembly(Inverter)
  40
Trouble Shooting Guide (Outdoor Unit)
40

LG THERMA V AHUW146A2 Installation Manual (65 pages)

AIR-TO-WATER HEAT PUMP

Brand: LG | Category: Heat Pump | Size: 12.97 MB

Table of Contents
2
Important Information

3
Installation Part

9
General Information

10
- Model Information
  10
- Parts and Dimensions
  12
Installation of Outdoor Unit

15
Installation of Indoor Unit

18
- General
  18
- Location of the Device
  19
- Connection with the Outdoor Unit
  21
- Hydraulic Connection
  25
- Electrical Connection
  34
- Refrigerant Piping
  47
Piping and Wiring for Outdoor Unit

47
- Finalizing
  56
- Leakage Test and Evacuation
  57
System Set-Up

59
- DIP Switch Setting
  59
Check Points, Maintenance and Troubleshooting

60
- Check List before Starting Operation
  60
- Care and Maintenance
  61
- Test Run
  63
- Limiting Concentration
  63
Search the Manual Using Your Mobile

64
- Airborne Noise Emission
  64

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LG THERMA V AHUW146A2 Manuals

LG THERMA V AHUW146A2 Installation Manual (97 pages)

Table of Contents

Preface

1 Safety Precaution

2 Installation Part

3 General Information

4 Installation of Outdoor Unit

5 Installation of Indoor Unit

6 Piping and Wiring for Outdoor Unit

7 Piping and Wiring for Indoor Unit

8 Accessories Installation

9 System Set-Up

10 Check Points, Maintenance and Troubleshooting

LG THERMA V AHUW146A2 Installation Manual (93 pages)

Table of Contents

Items Inside Product Box

Preface

1 Safety Precaution

2 General Information

3 Installation of Outdoor Unit

4 Installation of Indoor Unit

5 Piping and Wiring for Outdoor Unit

6 Piping and Wiring for Indoor Unit

7 Accessories Installation

8 System Set-Up

9 Check Points, Maintenance and Troubleshooting

LG THERMA V AHUW146A2 Service Manual (82 pages)

Table of Contents

LG THERMA V AHUW146A2 Installation Manual (65 pages)

Table of Contents

Important Information

Installation Part

General Information

Installation of Outdoor Unit

Installation of Indoor Unit

Piping and Wiring for Outdoor Unit

System Set-Up

Check Points, Maintenance and Troubleshooting

Search the Manual Using Your Mobile

Related Products

LG Categories