Installation guide
7
2
TIPS FOR SAVING ENERGY
3 IMPORTANT SAFETY IN-
STRUCTIONS
8
INSTALLATION PROCESS
9 OUTDOOR UNITS IN-
FORMATION
12 ALTERNATIVE REFRIG-
ERANT R410A
13
SELECT THE BEST LOCATION
15 INSTALLATION SPACE
15 Individual Installation
17 LIFTING METHOD
18 INSTALLATION
18 The location of the Anchor bolts
19 Foundation for Installation
20 Preparation of Piping
23
Plumbing materials and storage methods
25 REFRIGERANT PIPING
INSTALLATION
25
Precautions on Pipe connection / Valve operation
26 Connection of Outdoor units
26 Installation procedure for HR unit
27 Installation of Outdoor Unit, HR Unit
and Indoor Unit Refrigerant Pipe
28 Type of HR Unit
28 Type of HR Unit
29 Installation of Zoning Control
31
PIPE CONNECTIONS BETWEEN
INDOOR AND OUTDOOR UNIT
31 Preparation Work
32 Pipe Drawing Out during Single / Series
connection
34 Refrigerant piping system
45 Refrigerant charging
46 Branch pipe Fitting
50 Leak Test and Vacuum drying
52 Vacuum Mode
53 Thermal insulation of refrigerant piping
54 ELECTRICAL WIRING
54 Caution
56
Control box and connecting position of wiring
57 Communication and Power Cables
58 Wiring of main power supply and
equipment capacity
67 Checking the setting of outdoor units
68 HR UNIT PCB
68 Switch for setup of HR Unit
73 Automatic Addressing
77 Example of manual valve addressing
(Non-Zoning setting)
78 Example of manual valve addressing
(Zoning setting)
79 Method of checking the pipe detection
result at HR unit
79 Method of checking the pipe detection
result at outdoor unit
79
Identiļ¬cation of Manual Valve ID (Address)
80
Setting method of Master indoor unit in zoning
82 Group Number setting
83 TEST RUN
83 Cool & Heat selector
84 Static pressure compensation mode
85 Night Low Noise Function
86 Overall defrost mode
87 Setting the ODU address
88 Snow removal & rapid defrost
89 Target pressure adjusting
90 Self-Diagnosis Function
94 CAUTION FOR REFRIG-
ERANT LEAK
94 Introduction
94
Checking procedure of limiting concentration
96 INSTALLATION GUIDE
AT THE SEASIDE
TABLE OF CONTENTS
TABLE OF CONTENTS
ENGLISH