Multi type Air Conditioner Service Manual

 

TABLE OF CONTENTS

 

Model Number Nomenclature

3

Symbols Used in this Manual

4

Safety Precautions

5

Dimensions

11

Indoor Unit

11

Outdoor Unit

12

Product Specifications

13

Installation

15

Installation Parts

15

Installation Tools

15

Select the best location

16

Piping length and elevation

17

Fixing Installation Plate(Standart Type)

18

Preparing work for Installation (Artcool Type Only)

19

Flaring Work and Connection of Piping

21

Flaring work

21

Connecting the Piping

22

Connecting the Cable between Indoor Unit and Outdoor Unit

30

Connect the cable to the Indoor unit

30

Connect the cable to the Outdoor unit

31

Connection method of the connecting cable(Example)

32

Connect the cable to the indoor unit

33

Checking the Drainage, Forming the Pipings and Long Pipe Setting

34

Checking the drainage

34

Forming the piping

35

Air Purging and Evacuation

36

Checking method

36

Evacuation

37

Charging

38

Test Running

39

Operation

40

Function of control

40

Function of Indoor Unit

45

Function of Outdoor Unit

47

Remote Control Operation

48

Disassembly

49

Indoor Unit

49

Schematic Diagram

54

Electronic Control Device

54

Wiring Diagram

58

Components Locations

59

Troubleshooting Guide

64

Refrigeration Cycle Diagram

64

Self-diagnosis Function

65

Cycle Troubleshooting Guide

66

Electronic Parts Troubleshooting Guide

67

General Information

72

2-way,3-way Valve

78

Exploded View & Replacement Parts List

82

Indoor Unit

82

Outdoor Unit

86

2Multi type Air Conditioner

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LG Electronics AMNC093D4A0(LMN090CE), AMNH123DEA0(LMN120HE), AMNC123DEA0(LMN120CE), A3UH363FA0(LMU360HE) Table of Contents

A3UH363FA0(LMU360HE), AMNC123DEA0(LMN120CE), AMNC093D4A0(LMN090CE), AMNH123DEA0(LMN120HE), A3UC363FA0(LMU360CE) specifications

LG Electronics is renowned for its innovation in the home appliance sector, particularly in air conditioning systems. Among its diverse range, the AMNC123APM0, A3UC363FA0, AMNH123DEA0, AMNC093D4A0, and AMNC123DEA0 model series stand out for their advanced features and energy efficiency.

The AMNC123APM0, also referred to as LMAN120CNS, offers a powerful air conditioning solution ideal for medium to large spaces. Featuring a sleek design, it combines aesthetics with functionality. This model utilizes LG's inverter technology, which helps maintain a consistent temperature while significantly reducing energy consumption. Additionally, it comes equipped with a dual inverter compressor that operates quietly, making it perfect for residential settings.

The A3UC363FA0, or LMU360CE, is another standout model that caters to the installation needs of multi-zone systems. Its flexibility allows users to connect multiple indoor units, ensuring efficient air distribution across different spaces. This model also features advanced filtration systems that improve indoor air quality by reducing allergens and other harmful particles.

AMNH123DEA0, branded as LMN120HE, introduces enhanced energy efficiency through its intelligent energy management systems. This unit is designed with user-friendly controls and smart technology to optimize performance based on user preferences. Its compact design makes it suitable for smaller spaces while still delivering powerful cooling and heating functions.

The AMNC093D4A0, known as LMN090CE, is perfect for residential applications where space is a consideration. It boasts a high SEER (Seasonal Energy Efficiency Ratio) rating, indicating low energy consumption while still providing optimal cooling. The model is equipped with a variety of operational modes, including dehumidification and fan-only options.

Finally, the AMNC123DEA0, or LMN120CE, rounds out this impressive series by offering versatile installation options and silent operation. This model is particularly noted for its robust cooling capabilities and ease of maintenance, ensuring that homeowners can enjoy year-round comfort with minimal disruption.

In summary, LG Electronics has blended efficiency, performance, and design in its latest air conditioning models. With features like inverter technology, multi-zone capabilities, advanced filtration, and quiet operation, these systems cater to modern home cooling and heating requirements while promoting energy conservation. As such, they represent a significant leap in HVAC technology, providing reliable comfort and improved indoor air quality.