7
2 TIPS FOR SAVING EN-
ERGY
3 IMPORTANT SAFETY IN-
STRUCTIONS
8 INSTALLATION
PROCESS
9 OUTDOOR UNITS IN-
FORMATION
12 ALTERNATIVE REFRIG-
ERANT R410A
13 SELECT THE BEST LO-
CATION
14 INSTALLATION SPACE
14 Individual Installation
16 LIFTING METHOD
17 INSTALLATION
17 The location of the Anchor bolts
18 Foundation for Installation
19 Preparation of Piping
22 Plumbing materials and storage meth-
ods
24 REFRIGERANT PIPING
INSTALLATION
24 Precautions on Pipe connection / Valve
operation
25 PIPE CONNECTIONS BE-
TWEEN INDOOR AND
OUTDOOR UNIT
25 Preparation Work
26 Pipe Drawing Out during Single / Series
connection
28 Refrigerant piping system
41 Refrigerant charging
42 Distribution Method
43 Branch pipe Fitting
47 Leak Test and Vacuum drying
49 Vacuum Mode
50 Thermal insulation of refrigerant piping
51 ELECTRICAL WIRING
51 Caution
53 Control box and connecting position of
wiring
54 Communication and Power Cables
55 Wiring of main power supply and
equipment capacity
56 Field Wiring(3Ø, 575V)
65 Checking the setting of outdoor units
66 Automatic Addressing
69 Group Number setting
70 TEST RUN
70 Cool & Heat selector
71 Static pressure compensation mode
72 Night Low Noise Function
73 Overall defrost mode
74 Setting the ODU address
75 Snow removal & rapid defrost
76 Target pressure adjusting
77 Self-Diagnosis Function
80 CAUTION FOR REFRIG-
ERANT LEAK
80 Introduction
80 Checking procedure of limiting concen-
tration
82 INSTALLATION GUIDE
AT THE SEASIDE
TABLE OF CONTENTS
TABLE OF CONTENTS
ENGLISH
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