LG ARUN360LTE4 Manuals

Manuals and User Guides for LG ARUN360LTE4. We have 2 LG ARUN360LTE4 manuals available for free PDF download: Service Manual, Installation Manual

LG ARUN360LTE4 Service Manual (138 pages)

Brand: LG | Category: Air Conditioner | Size: 13.7 MB

Table of Contents

2
- Safety Precautions
  3
Part 1 General Information

8
- 1 Model Names
  
  9
  - Indoor Unit
    9
  - Outdoor Unit
    10
- 2 External Appearance
  
  11
  - Indoor Unit
    11
  - Outdoor Unit
    12
- 3 Combination of Outdoor Units
  
  13
- 4 Nomenclature
  
  14
  - Indoor Unit
    14
  - Outdoor Unit
    14
- Part 2 Outdoor Units
  
  15
Function

17
- 1 Basic Control
  
  18
  - Normal Operation
    18
  - Compressor Control
    18
  - Master and Slave Unit's EEV Control
    19
- 2 Special Control
  
  20
  - Oil Return Control
    20
  - Partial Defrost
    23
  - Oil Equalizing Control
    24
- 3 Protection Control
  
  25
  - Pressure Protection Control
    25
  - Discharge Temperature Control
    26
  - Inverter Protection Control
    26
  - Phase Detection
    27
  - Pressure Switch
    27
- 4 Other Control
  
  28
  - Initial Setup
    28
  - Emergency Operation
    31
  - Refrigerant Auto Charging
    33
  - Refrigerant Amount Automatic Judgment
    35
  - Itr(Cooling)
    36
  - Itr(Heating)
    37
  - FDD Code
    39
  - Multi V ITR Result Report
    40
  - Pump down
    41
  - Pump out
    42
  - Auto Back up Function_Inverter Compressor
    44
  - Night Low Noise Function
    45
  - Vacuum Mode
    46
  - Static Pressure Compensation Mode
    46
  - Cool & Heat Selector
    47
- Part 3 PCB Setting and Test Run
  
  49
- Part 4 Trouble Shooting Guide
  
  54
Trouble Shooting Guide

55
- 1 The Phenomena from Main Component Failure
  
  56
- 2 Checking Method for Key Components
  
  57
  - Compressor
    57
  - Fan Motor
    58
  - Electronic Expansion Valve
    59
  - Phase Bridge Diode Checking Method
    62
  - Inverter IPM Checking Method
    63
  - Fan IPM Checking Method(UX3 Chassis)
    64
  - Fan IPM Checking Method(UX2 Chassis)
    65
  - Pressure Sensor(High/Low Pressure Sensor)
    66
  - Outdoor Fan
    66
  - Solenoid Valve
    67
  - Reverse Valve
    68
  - Temperature Sensor
    68
  - Others
    69
- 3 Self-Diagnosis Function
  
  70

LG ARUN360LTE4 Installation Manual (33 pages)

Brand: LG | Category: Air Conditioner | Size: 24.23 MB

Air Conditioner
1
Installation Manual
1
Tips for Saving Energy

2
Important Safety Instructions

2
- Table of Contents
  3
Installation Process

4
Outdoor Units Information

4
Alternative Refrigerant R410A

6
Select the Best Location

6
Installation Space

7
- Individual Installation
  7
Lifting Method

7
Installation

8
Refrigerant Piping Installation

10
- Precautions on Pipe Connection / Valve Operation
  10
Pipe Connections between Indoor and Outdoor Unit

11
Electrical Wiring

19
Caution for Refrigerant Leak

30
- Introduction
  30
- Checking Procedure of Limiting Concentration
  30
Installation Guide at the Seaside

31
- Model Designation
  32
- Product Information
  32

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LG ARUN360LTE4 Manuals

LG ARUN360LTE4 Service Manual (138 pages)

Table of Contents

Table of Contents

Part 1 General Information

1 Model Names

2 External Appearance

3 Combination of Outdoor Units

4 Nomenclature

Part 2 Outdoor Units

Function

1 Basic Control

2 Special Control

3 Protection Control

4 Other Control

Part 3 PCB Setting and Test Run

Part 4 Trouble Shooting Guide

Trouble Shooting Guide

1 The Phenomena from Main Component Failure

2 Checking Method for Key Components

3 Self-Diagnosis Function

LG ARUN360LTE4 Installation Manual (33 pages)

Table of Contents

Tips for Saving Energy

Important Safety Instructions

Installation Process

Outdoor Units Information

Alternative Refrigerant R410A

Select the Best Location

Installation Space

Lifting Method

Installation

Refrigerant Piping Installation

Pipe Connections between Indoor and Outdoor Unit

Electrical Wiring

Caution for Refrigerant Leak

Installation Guide at the Seaside

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