6
ENGLISH
46 Low Ambient Kit
47 High Efficiency Mode (Cooling Operation)
47 Auto Dust Removal Mode
47 Compressor Max. Frequency Limit
47 ODU Fan Max. RPM Limit
48 SLC (Smart Load Control)
48 Humidity Reference
48 Central Control Connection at Indoor Unit side
48 Compressor Input Current Limit
49 Power Consumption Display on wired remote controller
49 Overall Defrost Operating in Low temperature (Heating)
49 Base pan Heater operation
49 Comfort Cooling operation
50 Self-Diagnosis Function
53 CAUTION FOR REFRIGERANT LEAK
53 Introduction
53 Checking procedure of limiting concentration
54 INSTALLATION GUIDE AT THE SEASIDE
54 Model Designation
54 Airborne Noise Emission
TABLE OF CONTENTS
2 TIPS FOR SAVING ENERGY
2 IMPORTANT SAFETY INSTRUCTIONS
7 INSTALLATION PROCESS
7 OUTDOOR UNITS INFORMATION
7 ALTERNATIVE REFRIGERANT R410A
7 SELECT THE BEST LOCATION
9 INSTALLATION SPACE
9 Individual Installation
9 LIFTING METHOD
10 INSTALLATION
10 The location of the Anchor bolts
10 Foundation for Installation
11 Preparation of Piping
12 Plumbing materials and storage methods
13 REFRIGERANT PIPING INSTALLATION
13 Precautions on Pipe connection / Valve operation
13 Connection of Outdoor units
14 Caution
15 Precautions on Pipe connection / Valve operation
15 Connection of Outdoor units
15 Installation procedure for HR unit
16 Installation of Outdoor Unit, HR Unit, Indoor Unit Refrigerant
Pipe
16 Type of HR Unit
16 Installation of Zoning Control
17 Caution
18 PIPE CONNECTIONS BETWEEN INDOOR
AND OUTDOOR UNIT
18 Preparation Work
18 Pipe Drawing Out during Single / Series connection
19 Refrigerant piping system
20 Preparation Work
20 Pipe Drawing Out during Single / Series connection
21 Refrigerant piping system
22 Pipe Connection Method between outdoor unit/indoor unit
26 Branch pipe Fitting
28 Distribution Method
28 Vacuum Mode
29 Leak Test and Vacuum drying
30 Refrigerant charging
31 Thermal insulation of refrigerant piping
32 ELECTRICAL WIRING
32 Caution
34 Control box and connecting position of wiring
34 Communication and Power Cables
35 Wiring of main power supply and equipment capacity
35 Point for attention regarding quality of the public electric power
supply
35 Field Wiring
37 Checking the setting of outdoor units
38 Switch for setup of HR Unit
40 Automatic Addressing
40 The Procedure of Automatic Addressing
41 Flow chart of auto pipe detection process
42 Flow chart of manual addressing for pipe detection
42 Example of manual valve addressing (Non-Zoning setting)
42 Example of manual valve addressing (Zoning setting)
43 Example of checking valve address
43 Identification of Manual Valve ID (Address)
43 Method of checking the pipe detection result at outdoor unit
43 Setting method of Master indoor unit in zoning
43 Group Number setting
44 Cool & Heat selector
45 High Static Pressure Compensation mode
45 Night Low Noise Function
45 Overall defrost mode
45 Setting the ODU address
46 Snow removal & rapid defrost
46 Setting Capacity Up Airflow Adjusting for IDU (Heating)
46 Target pressure adjusting
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