LG Therma V AHUW036A2 Manuals

Manuals and User Guides for LG Therma V AHUW036A2. We have 1 LG Therma V AHUW036A2 manual available for free PDF download: Installation Manual

LG Therma V AHUW036A2 Installation Manual

LG Therma V AHUW036A2 Installation Manual (97 pages)

Air-to-Water Heat Pump

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

Table of Contents

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

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