LG LMU540HV Manuals

Manuals and User Guides for LG LMU540HV. We have 4 LG LMU540HV manuals available for free PDF download: Engineering Manual, Service Manual, Installation Manual, Submittal Data

LG LMU540HV Engineering Manual (392 pages)

Multi-Zone Heat Pump Systems 1.5 to 4.5 Tons

Brand: LG | Category: Heat Pump | Size: 17.12 MB

3
Table of Contents
4
About LG Electronics, Inc
4
Multi-Zone Systems
6
Unit Nomenclature
7
Outdoor Unit Overview
8
Indoor Unit Overview
9
Controls and Options Overview
- 13
  Controls and Options Overview
- 15
  Dimensions
- 15
  General Data
- 15
  Mechanical Specifications
- 15
  Product Features and Benefits
- 15
  Rated Cooling Combination Tables
- 15
  Rated Heating Combination Tables
- 279
  Acoustic Data
- 279
  Electrical Data
- 280
  Refrigerant Flow Diagrams
  - 282
    Refrigerant Flow Diagrams
  - 283
    Wiring Diagrams
  - 285
    Wiring Diagrams
- 286
  Operation Range
- 287
  Dimensions
- 287
  General Data
- 287
  Mechanical Specifications
- 287
  Product Features and Benefits
- 287
  Rated Cooling Combination Tables
- 287
  Rated Heating Combination Tables
- 321
  Heating Capacity Tables
- 327
  Acoustic Data
- 327
  Electrical Data
- 328
  Refrigerant Flow Diagrams
- 329
  Wiring Diagrams
- 330
  Operation Range
- 331
  Mechanical Specifications
- 334
  General Data
- 335
  Dimensions
- 336
  Refrigerant Flow Diagram
- 337
  Wiring Diagram
- 338
  Y-Branch Accessory
- 339
  Branch Distribution Unit Orientation
341
Application Guidelines
- 342
  Equipment Selection Procedure
- 348
  Building Ventilation Design Guide
- 353
  Placement Considerations
- 358
  Application Guidelines
359
Refrigerant Piping Design & Layout Best Practices
- 359
  Design Guideline Summary
- 359
  Creating a Balanced / Quality Piping System
- 359
  Manual Layout Procedure
- 359
  LG Engineered Multi F MAX Y-Branch Kits
- 364
  Refrigerant Charge
- 365
  Refrigerant Charge
- 366
  Selecting Field-Supplied Copper Tubing
- 368
  Refrigerant Piping System Layout
- 376
  Piping Insulation
- 377
  Condensate Drain Piping
- 379
  Cut Sheet
381
Wiring Connections
- 381
  General Information
- 381
  Power Wiring and Communications Cable Details
- 381
  Indoor Unit Group Control
- 390
  Wiring Connections
391
Acronyms

LG LMU540HV Service Manual (113 pages)

LG Multi-Inverter Type Air Conditioner SVC MANUAL(General)

Brand: LG | Category: Air Conditioner | Size: 10.81 MB

2
Table of Contents
- 3
  Part 1 General Information
  - 4
    Safety Precautions
  - 7
    Model Line Up
  - 8
    Outdoor Units
  - 10
    Nomenclature
12
Part 2 Functions & Controls
- 13
  1 List of Functions & Accessory
- 15
  2 Air Flow
  - 15
    Auto Swing (Left & Right)
  - 15
    Auto Swing (Up & Down)
  - 15
    Chaos Swing (Up/Down)
  - 16
    Air Flow Step
  - 16
    Chaos Wind (Auto Wind)
  - 16
    Jet Cool Mode Operation
  - 16
    Swirl Wind Swing
- 17
  3 Air Purifying
  - 17
    PLASMA Air Purifying System
- 18
  4 Installation Functions
  - 18
    External Static Pressure) Setting
- 19
  5 Reliability
  - 19
    Hot Start
  - 19
    Self-Diagnosis Function
  - 19
    Soft Dry Operation
- 20
  6 Convenience Functions & Controls
  - 20
    Cooling & Heating Operations
  - 21
    Auto Cleaning Operation
  - 21
    Auto Operation (Artificial Intelligence)
  - 22
    Auto Restart Operation
  - 23
    Child Lock Function
  - 23
    Forced Operation
  - 24
    Group Control
  - 25
    Sleep Timer Operation
  - 25
    Timer(On/Off)
  - 25
    Weekly Program
  - 26
    Two Thermistor Control
- 27
  7 Special Function & KIT
  - 27
    Low Ambient Control
  - 27
    Space Control
  - 27
    Auto Elevation Grille
  - 29
    Defrost Control(Heating)
30
Part 3. Basic Control
- 30
  Part 3 Basic Control
  - 31
    Normal Operation
  - 31
    Compressor Control
  - 31
    EEV( Electronic Expansion Valve) Control
  - 32
    Oil Return Control
  - 32
    Defrost Control
  - 33
    Protection Control
- 34
  Part 4 Test Run
  - 35
    Check before Test Run
  - 36
    Test Run Flow Chart
  - 37
    Test Running
  - 38
    Ceiling Cassette Type
39
Part 5 Trouble Shooting Guide
- 40
  1 Self-Diagnosis Function
  - 40
    Error Indicator (Indoor)
  - 41
    Error Indicator (Outdoor)
- 42
  2 Pump Down
- 43
  3 Evacuation
- 44
  4 Gas Charging
- 45
  5 Cycle Part
- 46
  6 Electronic Parts
- 111
  Part 6 Service Order
  - 112
    PCB Service Order

LG LMU540HV Installation Manual (79 pages)

Multi-Zone Heat Pump Systems OUTDOOR UNIT

Brand: LG | Category: Air Conditioner | Size: 6.03 MB

3
Safety Instructions
- 6
  Safety Instructions
- 7
  Table of Contents
- 8
  Specifications
11
Electrical Data
12
R410A Refrigerant
13
General Installation Guidelines
- 13
  Oceanside Installation Precautions
- 14
  Rooftop Installations
- 14
  Planning for Snow and Ice
- 16
  Allowable Clearances
- 19
  Platform Instructions
- 22
  Branch Distribution Unit Installation
- 23
  Branch Distribution Unit Installation
24
Piping Preparation
25
Piping Preparation
26
Piping Materials and Handling
34
General Installation Guidelines
35
Refrigerant Piping Connections
40
Refrigerant Piping Connections
41
Flushing the Refrigerant Piping
42
Leak Test and Vacuum Procedures
45
Refrigerant Charge
45
Additional Charge
48
Refrigerant Piping Insulation
52
Refrigerant Piping Insulation
53
Electrical Wiring
- 53
  General Information
- 55
  Power Wiring and Communications Cable Connections
- 59
  Test Run
- 60
  DIP Switch Settings
- 62
  Wiring Error Check
- 65
  Self Diagnosis Functions
  - 65
    Troubleshooting
  - 69
    Error Codes
71
Caution for Refrigerant Leakage
73
Installation Checklists
73
Refrigerant Piping

LG LMU540HV Submittal Data (3 pages)

Multi F MAX Inverter Heat Pump Outdoor Unit

Brand: LG | Category: Air Conditioner | Size: 1.32 MB

LG Categories

Cell Phone

Air Conditioner

Monitor LCD TV

Refrigerator

More LG Manuals

LG LMU540HV Manuals

Manuals and User Guides for LG LMU540HV. We have 4 LG LMU540HV manuals available for free PDF download: Engineering Manual, Service Manual, Installation Manual, Submittal Data

LG LMU540HV Engineering Manual (392 pages)

Table of Contents

LG LMU540HV Service Manual (113 pages)

Table of Contents

2 Table of Contents

12 Part 2 Functions & Controls

13 1 List of Functions & Accessory

15 2 Air Flow

17 3 Air Purifying

18 4 Installation Functions

19 5 Reliability

20 6 Convenience Functions & Controls

27 7 Special Function & KIT

30 Part 3. Basic Control

30 Part 3 Basic Control

34 Part 4 Test Run

39 Part 5 Trouble Shooting Guide

40 1 Self-Diagnosis Function

42 2 Pump Down

43 3 Evacuation

44 4 Gas Charging

45 5 Cycle Part

46 6 Electronic Parts

111 Part 6 Service Order

LG LMU540HV Installation Manual (79 pages)

Table of Contents

LG LMU540HV Submittal Data (3 pages)

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2
Table of Contents

12
Part 2 Functions & Controls

13
1 List of Functions & Accessory

15
2 Air Flow

17
3 Air Purifying

18
4 Installation Functions

19
5 Reliability

20
6 Convenience Functions & Controls

27
7 Special Function & KIT

30
Part 3. Basic Control

30
Part 3 Basic Control

34
Part 4 Test Run

39
Part 5 Trouble Shooting Guide

40
1 Self-Diagnosis Function

42
2 Pump Down

43
3 Evacuation

44
4 Gas Charging

45
5 Cycle Part

46
6 Electronic Parts

111
Part 6 Service Order