7
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
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
TABLE OF CONTENTS
TABLE OF CONTENTS
ENGLISH
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