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LV181HV4
LG LV181HV4 Ducted Air Handler Manuals
Manuals and User Guides for LG LV181HV4 Ducted Air Handler. We have
1
LG LV181HV4 Ducted Air Handler manual available for free PDF download: Installation Manual
LG LV181HV4 Installation Manual (74 pages)
SINGLE ZONE VERTICAL AIR HANDLING UNIT 18,000 - 48,000 BTU/H
Brand:
LG
| Category:
Air Handlers
| Size: 22.77 MB
Table of Contents
Table of Contents
7
General Data
8
Unit Nomenclature
8
Specifications
9
Electrical
11
Location Selection
12
General Installation Guidelines
14
Oceanside Applications
14
Required Outdoor Unit Clearances
15
Required Indoor Unit Clearances
20
Horizontal Right Installation
22
Vertical Downflow Installation
23
Installing Ductwork
26
Refrigerant Safety/Device Connection Limitations
27
Selecting Field Supplied Piping
28
Copper Expansion and Contraction
29
Piping Handling
31
Refrigerant System Engineering
32
Flaring and Brazing Procedures
35
Refrigerant Piping Connections
37
Installation Overview
37
Directional Pipe Formation
38
Outdoor Unit Connections
39
Indoor Unit Connections
40
Drain Hose
41
Bundling and Cutting Line
42
Electrical System Installation
45
General Information and Safety Guidelines
45
Power Wiring Specifications and Best Practices
46
Wall Controller Installation
49
External Static Pressure Setting Values
50
Indoor Unit Electrical Connections
51
Outdoor Unit Electrical Connections
52
Ndoor Unit Wiring Diagram LVN181HV4, LVN241HV4, LVN361HV4
54
Indoor Unit Wiring Diagram LVN420HV, LVN480HV
55
Outdoor Unit Wiring Diagram LUU189HV
56
Outdoor Unit Wiring Diagram LUU249HV
57
Outdoor Unit Wiring Diagram LUU369HV
58
Outdoor Unit Wiring Diagram LUU428HV, LUU488HV
59
NK/NJ Chassis Wiring Diagram Legend
60
NJ/NK Chassis DIP Switch Settings
61
Final Installation Procedures
62
Triple Leak / Pressure Check
62
Triple Leak / Pressure and Evacuation Procedures
63
Triple Evacuation Procedure
64
Trim Charge, Test Run
65
Pump Down, Cooling Only Mode
66
LG SIMS - Self Diagnosis Functions
67
Error Codes
69
Refrigerant Leaks
71
Installation Checklist
72
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