Table Of Contents - LG Multi V ACRUN040LSS0 Installation Manual

TABLE OF CONTENTS

2
TIPS FOR SAVING
ENERGY
3
SAFETY INSTRUCTIONS
8
INSTALLATION
PROCESS
9
OUTDOOR UNITS
INFORMATION
11
ENVIRONMENT-
FRIENDLY ALTERNATIVE
REFRIGERANT R410A
12
SELECT THE BEST
LOCATION
13
INSTALLATION SPACE
17
Collective / Continuous Installation for
roof top use
19
LIFTING METHOD
20
INSTALLATION
20
The location of the Anchor bolts
21
Foundation for Installation
22
Preparation of Piping
25
Plumbing materials and storage
methods
27
REFRIGERANT PIPING
INSTALLATION
27
Precautions on Pipe connection / Valve
operation
28
PIPE CONNECTIONS
BETWEEN INDOOR AND
OUTDOOR UNIT
28
Preparation Work
29
Pipe Drawing Out
TABLE OF CONTENTS
31
Selection of Refrigerant Piping
32
Refrigerant piping system
42
Refrigerant charging
43 Distribution Method
44 Branch pipe Fitting
48
Leak Test and Vacuum drying
50
Vacuum Mode
51
Heat insulation of refrigerant piping
52
ELECTRICAL WIRING
52
Caution
54
Control box and connecting position of
wiring
55
Communication and Power Cables
56
Wiring of main power supply and
equipment capacity
56
Electric Characteristics
57
Field Wiring
61
Installation of IO Module(optional)
62
Checking the setting of outdoor units
63
Automatic Addressing
66
Group Number setting
67 Cool & Heat selector
68 Static pressure compensation mode
69
Night Low Noise Function
70
Setting the ODU address
71
Snow removal & rapid defrost
72
Target pressure adjusting
73
Self-Diagnosis Function
76
CAUTION FOR
REFRIGERANT LEAK
76
Introduction
76
Checking procedure of limiting
concentration
78
INSTALLATION GUIDE
AT THE SEASIDE
7