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ARUN040GSS5
LG ARUN040GSS5 User Manual
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Example) Connection of power and communication cable
U80A
U60A
Insulation sleeves
attachment
Power
/
Ground cable
Power
/
Ground cable
Communication
cable
Over 50 mm gap
Main power
T
erminal block
Ground wire
Fix firmly not to be
displaced
ODU-IDU
Communication cable
Hold power cable
Hold
communication
cable
Insulation sleeves
attachment
Power
/
Ground cable
Power
/
Ground cable
View A
A
Communication
cable
Over 50 mm gap
Fix firmly not to be
displaced
ODU-IDU
Communication cable
Hold power cable
Communication
cable
Main power
T
erminal block
Hold Communication
cable
Ground wire
Fix firmly
not to be
displaced
Over
50 mm gap
Power
/
Ground cable
Communication
cable
Over
50 mm gap
Power
/
Ground cable
Communication
cable
Right side
Front side
Right side
Front side
56
ELECTRICAL WIRING
ENGLISH
※
Pictures may differ depending on the model.
55
57
Table of Contents
Important Safety Instructions
6
Table of Contents
7
Installation Process
8
Outdoor Units Information
10
Alternative Refrigerant R410A
11
Select the Best Location
12
Installation Space
13
Collective / Continuous Installation for Roof Top Use
17
Lifting Method
19
Installation
20
The Location of the Anchor Bolts
20
Foundation for Installation
21
Preparation of Piping
22
Plumbing Materials and Storage Methods
25
Refrigerant Piping Installation
27
Precautions on Pipe Connection / Valve Operation
27
Pipe Connections between Indoor and Outdoor Unit
28
Preparation Work
28
Pipe Drawing out
29
Selection of Refrigerant Piping
31
Refrigerant Piping System
32
Refrigerant Charging
39
Distribution Method
40
Branch Pipe Fitting
41
Leak Test and Vacuum Drying
45
Vacuum Mode
47
Heat Insulation of Refrigerant Piping
48
Electrical Wiring
49
Caution
49
Control Box and Connecting Position of Wiring
51
Communication and Power Cables
52
Wiring of Main Power Supply and Equipment Capacity
53
Field Wiring
54
Installation of IO Module(Optional)
58
Checking the Setting of Outdoor Units
59
Automatic Addressing
60
Group Number Setting
63
Cool & Heat Selector
64
Static Pressure Compensation Mode
65
Night Low Noise Function
66
Setting the ODU Address
67
Snow Removal & Rapid Defrost
68
Target Pressure Adjusting
69
Self-Diagnosis Function
70
Caution for Refrigerant Leak
73
Introduction
73
Checking Procedure of Limiting Concentration
73
Installation Guide at the Seaside
75
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LG ARUN040GSS5 Specifications
General
Brand
LG
Model
ARUN040GSS5
Category
Air Conditioner
Language
English
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