LG ARNH963K2A2 - Table of Contents

SAFETY PRECAUTIONS ....................................................................... 5
Roughing-In ......................................................................................... 5
Power Wiring and Communications Cabling ....................................... 6
Installation ........................................................................................... 7
Wiring Precautions .............................................................................. 7
Operation and Maintenance ................................................................ 8
INTRODUCTION ..................................................................................... 9
Nomenclature ....................................................................................... 10
Unit Features .........................................................................................11
Parts ...................................................................................................... 13
Installation Parts ................................................................................ 13
Optional Accessories ......................................................................... 13
Specications ...................................................................................... 14
Dimensions .......................................................................................... 15
Wiring ................................................................................................... 17
ROUGHING-IN ...................................................................................... 19
Unpack the Indoor Unit / Inspect for Freight Damage ..................... 19
Receiving / Transportation / Storage ................................................. 21
General Mounting / Anchoring ........................................................... 22
Hydro Kit Wall Mounted Controller .................................................... 23
Piping .................................................................................................... 24
Refrigerant Piping ............................................................................... 26
Water Piping ......................................................................................... 27
Strainer Installation ............................................................................ 30
Solar Heating System Piping .............................................................. 32
Solar Heating System Interface Kit (PHLLA) ..................................... 32
Water Piping Schematic ...................................................................... 33
Water Circuit Preparation ................................................................... 34
Power Wiring ........................................................................................ 35
Dry Contact Wiring .............................................................................. 36
Communications Cables ..................................................................... 37
LG Remote Temperature Sensor ....................................................... 40
FINISH UP ............................................................................................. 41
Accessory Installation ................................................................... 41-53
Independent Power Module (K2 Only) .............................................. 41
Hydro Kit Medium Temperature (K2) Control Panel Layout 43
Hydro Kit High Temperature (K3) Control Panel Layout .................... 43
Terminating Group Controlled Hydro Kits .......................................... 46
PRE-COMMISSIONING ........................................................................ 54
Group Control Setup ........................................................................... 54
Plan the Multi V System Central Control Addresses Assignments 54
Hydro Kit/Indoor Unit Central Control Address Assignments 54
Hex Address Assignment Limitations................................................. 54
Multi V System Central Controller Communications Limitations 54
Group Control Setup ........................................................................... 55
DIP Switch Setting - Hydro Kit Medium Temperature ...................... 56
DIP Switch Setting - Hydro Kit High Temperature ............................ 57
Installer Setting Conguration ........................................................... 58
Installer Setting Function Codes ....................................................... 59
Function Codes - Common Settings ................................................. 60
Function Codes - Hydro Kit Medium Temperature ........................... 62
Function Codes - Hydro Kit High Temperature ................................ 66
UNIT OPERATION ................................................................................ 70
Emergency Operation ......................................................................... 71
Maintenance ......................................................................................... 72
Seasonal (K2, K3) ................................................................................ 72
Hydro Kit Accessories ........................................................................ 73
Troubleshooting .................................................................................. 75
Error Codes .......................................................................................... 76
Troubleshooting .................................................................................. 77
Finishing the Installation .................................................................... 79
Installation Checklist .......................................................................... 80
Device Conguration Worksheet ....................................................... 82
Who to Call for Assistance ................................................................. 83
TABLE OF CONTENTS
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