Install Instructions
Manuals
Brands
LG Manuals
HVAC Supplies
42,000 BTU Ductless Single Zone Air Conditioner/Inverter Ceiling Cassette Heat Pump (Indoor Unit)
21
22
23
24
25
26
27
28
29
30
Table Of Contents
SINGLE ZONE
Part 1 General information
1. Model Line up
2. Nomenclature
3. Individual Control System
Part 2 Product data
Indoor units
Ceiling cassette 4-way
1.1 List of functions
1.2 Specifications
1.3 Dimensions
1.4 Piping diagrams
1.5 Wiring diagrams
1.6 Air flow and temperature distributions (reference data)
1.7 Sound levels
1.8 Controller
Outdoor units
DC Inverter SINGLE ZONE
1.1 Power supply
1.2 List of functions
1.3 Specifications
1.4 Dimensions
1.5 Piping diagrams
1.6 Wiring diagrams
1.7 Capacity tables
1.8 Capacity coefficient factor
1.9 Operation range
1.10 Electric characteristics
1.11 Field wiring diagrams
1.12 Sound levels
Part 3 Design and installation
1. General installation guideline
1.1 Installation process & Guideline
1.2 Checking the drawing
2. Guideline for each installation process
2.1 Sleeve and insert work
2.2 Refrigerant piping work
2.4 Insulation work
2.5 Electrical work
2.6 Leakage test
2.7 Vacuum drying works
2.8 Additional charge of refrigerant
2.9 Trial test run operation
3. Installation of indoor unit
3.1 Ceiling cassette 4-way
4. Installation of outdoor unit
4.1 Safety Precautions
4.2 Introduction
4.3 Foundation
4.4 Settlement of the outdoor unit
4.5 Selection of the best location
4.6 Clearance space
4.7 Outdoor unit piping
4.8 Outdoor unit installation requirments
4.9 Outdoor unit cabin
Outdoor Units
6
_
Heat pump 60Hz/R410A
1. DC Inverter SINGLE ZONE
SINGLE ZONE
U3 Chassis
AUUW42GD2 [LUU427HV]
1
...
...
24
25
26
27
28
...
...
98
