LG LUU427HV Manuals

Manuals and User Guides for LG LUU427HV. We have 2 LG LUU427HV manuals available for free PDF download: Engineering Manual, Installation Manual

LG LUU427HV Engineering Manual

LG LUU427HV Engineering Manual (80 pages)

Single-Zone Four-Way Ceiling Cassette Heat Pump Systems 3/4 to 3-1/2 Tons

Brand: LG | Category: Heat Pump | Size: 8.5 MB

Table of Contents

About LG Electronics, Inc
3
Duct-Free Split (DFS) Systems
3
Table of Contents
4
Four-Way Ceiling Cassette System Data
7
Product Features and Benefits
8
Unit Nomenclature
9
General Data
10
Electrical Data
13
Dimensions
14
Acoustic Data
20
Air Velocity and Temperature Distribution
22
Refrigerant Flow Diagrams
25
Wiring Diagrams
29
Accessories
34
Performance Data
36
Cooling Capacity Tables
37
Heating Capacity Tables
43
Application Guidelines
47
Equipment Selection Procedure
48
Building Ventilation Design Guide
50
Placement Considerations
55
Refrigerant Piping Design & Layout Best Practices
63
Design Guideline Summary
64
Selecting Field-Supplied Copper Tubing
65
Refrigerant Piping System Layout
67
Piping Insulation
71
Condensate Drain Piping
72
Electrical and Mechanical Specifications
73
Electrical Connections
73
Mechanical Specifications
77
Acronyms
79

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LG LUU427HV Installation Manual

LG LUU427HV Installation Manual (22 pages)

Brand: LG | Category: Air Conditioner | Size: 5.04 MB

Table of Contents

Table of Contents
2
Safety Precautions
3
Installation of Outdoor Unit
6
Night Silent Operation Setting
7
Wiring Connection
8
Electrical Wiring
8
Connecting Cables between Indoor Unit and Outdoor Unit
8
Connecting the Cable to Outdoor Unit
10
Connecting Copper Pipes
11
Preparation of Piping
11
Plumbing Materials and Storage Methods
12
Connecting the Pipes to the Outdoor Unit
14
Forming the Piping
16
Leakage Test and Evacuation
17
Preparation
17
Leakage Test
17
Evacuation
18
Test Running
19
Forced Cooling Operation
20
Function
20
Error Indicator (Outdoor)
21
Self-Diagnosis Function
21
Installation Guide at the Seaside
22

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