LG KSSJB421A Manuals

Manuals and User Guides for LG KSSJB421A. We have 1 LG KSSJB421A manual available for free PDF download: Engineering Manual

LG KSSJB421A Engineering Manual

LG KSSJB421A Engineering Manual (115 pages)

SINGLE ZONE MID STATIC DUCTED STANDARD R32 SYSTEMS

Brand: LG | Category: Air Conditioner | Size: 26 MB

Table of Contents

Proprietary Data Notice
2
LG Air Conditioner Technical Solution (LATS)
3
Table of Contents
5
Table of Symbols
6
Product Data
7
Unit Nomenclature
8
Pairing Table
9
Mechanical Specifications
10
Outdoor Unit
10
General Data
12
Electrical Data
20
Functions, Controls, Options
21
Accessories
23
Outdoor Unit Dimensions
26
Kusxb091A, Kusxb121A
26
Kusxb181A, Kusxb241A, Kusxb301A
27
Kusxb361A, Kusxb421A, Kusxb481A
28
Outdoor Unit Center of Gravity / Corner Weight
29
Indoor Unit Dimensions
30
Knujb091A, Knujb121A, Knujb181A, Knujb241A
30
Knujb301A, Knujb361A
31
Knujb421A, Knujb481A
32
Air Flow
33
Indoor Unit External Static Pressure
33
Acoustic Data
34
Sound Pressure for Outdoor Units
34
Sound Power for Outdoor Units
35
Sound Pressure for Indoor Units
36
Sound Power for Indoor Units
39
Performance Data
41
Correction Factors
74
Defrost Correction Factor for Heating Operation
75
Application Guidelines
76
Placement / Clearance Considerations
77
Indoor Units
77
Outdoor Units
79
Planning for Snow and Ice
80
Lightning Protection
80
Oceanside Applications
81
Installing Outdoor Units Indoors
85
Refrigerant Piping Design
88
Refrigerant Flow Diagrams
89
Outdoor Units KUSXB091A, KUSXB121A
89
Outdoor Units KUSXB181A, KUSXB241A, KUSXB301A, KUSXB361A, KUSXB421A, KUSXB481A
90
Indoor Units KNUJB091A, KNUJB121A , KNUJB181A , KNUJB241A
91
Indoor Units KNUJB301A, KNUJB361A, KNSJB421A, KNSJB481A
92
Heat Exchanger
92
Connection Limitations / System Layout
93
Additional Refrigerant Charge
94
Refrigerant Piping System Engineering
95
Copper Expansion and Contraction
96
Pipe Supports
99
Pipe Sleeves at Penetrations
100
Electrical
101
General Guidelines
102
Wiring Diagrams
103
Outdoor Units KUSXB091A, KUSXB121A
103
Outdoor Units KUSXB181A, KUSXB241A, KUSXB301A
104
Outdoor Units KUSXB361A, KUSXB421A, KUSXB481A
105
Indoor Units KNUJB091A, KNUJB121A , KNUJB181A , KNUJB241A
106
Indoor Units KNUJB301A,KNUJB361A, KNSJB421A, KNSJB481A
107
Indoor Unit Wiring Diagram Legend
108
Power Supply / Power Wiring
110
Power Source
110
Switch Box
110
Communication / Connection Cable
111
Controllers
112
Controller Options
112
Limited Warranty (Usa)
114

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