Table of Contents
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TABLE OF CONTENTS
1.
Safety Precautions ............................................. 4
2.
Precaution For Using R32 Refrigerant .............. 6
3.
Specification ..................................................... 11
4.
Features ............................................................. 25
5.
Location Of Controls And Components .......... 26
5.1
Indoor Unit .................................................. 26
5.2
Outdoor Unit ............................................... 26
5.3
Remote Control .......................................... 27
6.
Dimensions ....................................................... 28
6.1
Indoor Unit .................................................. 28
6.2
Outdoor Unit ............................................... 30
7.
Refrigeration Cycle Diagram ........................... 33
7.1
CS-RZ25VKRW CU-RZ25VKR
Cs-Rz35Vkrw Cu-Rz35Vkr ................. 33
7.2
CS-RZ60VKRW CU-RZ60VKR
CS-RZ71VKRW CU-RZ71VKR
Cs-Rz80Vkr Cu-Rz80Vkr .................... 34
8.
Block Diagram .................................................. 35
8.1
CS-RZ25VKRW CU-RZ25VKR
CS-RZ42VKRW CU-RZ42VKR ................. 35
8.2
CS-RZ35VKRW CU-RZ35VKR ................. 36
8.3
CS-RZ50VKRW CU-RZ50VKR
CS-RZ60VKRW CU-RZ60VKR
CS-RZ71VKRW CU-RZ71VKR ................. 37
8.4
Cs-Rz80Vkr Cu-Rz80Vkr .................... 38
9.
Wiring Connection Diagram ............................ 39
9.1
Indoor Unit .................................................. 39
9.2
Outdoor Unit ............................................... 41
10.
Electronic Circuit Diagram .............................. 45
10.1
Indoor Unit .................................................. 45
10.2
Outdoor Unit ............................................... 47
11.
Printed Circuit Board ....................................... 51
11.1
Indoor Unit .................................................. 51
11.2
Outdoor Unit ............................................... 54
12.
Installation Instruction ..................................... 59
12.1
Select The Best Location ............................. 59
12.2
Indoor Unit .................................................. 60
12.3
Select The Best Location ............................. 68
12.4
Outdoor Unit ............................................... 69
12.5
Wired Remote Controller Installation
Manual ........................................................ 73
13.
Installation and Servicing Air Conditioner
using R32 .......................................................... 78
13.1
About R32 Refrigerant ................................ 78
13.2
Characteristics Of R32 Refrigerant ............. 78
13.3
Refrigerant piping installation • Tools used
in services ................................................... 80
13.4
New installation, Relocation, Repairing of
Refrigerant Cycle System The
Procedures ................................................. 84
PAGE
13.5
Piping Installation Of R32 ............................85
13.6
Installation, Relocation, And Service ..........86
13.7
Repairing of refrigerant cycle / Brazing
point ............................................................90
13.8
<Reference> Analysis method for no error
code, no cooling / no warming ....................96
14.
Operation And Control .....................................98
14.1
Basic Function ............................................98
14.2
Indoor Fan Motor Operation .................... 100
14.3
Outdoor Fan Motor Operation ................. 101
14.4
Airflow Direction ....................................... 101
14.5
Quiet Operation (Cooling Mode/Cooling
Area of Dry Mode) ................................... 103
14.6
Quiet Operation (Heating) ....................... 104
14.7
Powerful Mode Operation ........................ 104
14.8
Timer Control ........................................... 104
14.9
Auto Restart Control ................................ 105
14.10
Indication Panel ....................................... 105
14.11
Eco Mode Operation .............................. 105
14.12
Ha Terminal (Hajem-A) ......................... 105
14.13
Demand Control ...................................... 106
14.14
Pump Down Operation By Cn-S .............. 106
15.
Operation Control (For Multi Split
Connection) .................................................... 107
15.1
Cooling Operation .................................... 107
15.2
Soft Dry Operation ................................... 107
15.3
Heating Operation ................................... 107
15.4
Automatic Operation ................................ 108
15.5
Indoor Fan Motor Operation .................... 108
15.6
Powerful Mode Operation ........................ 108
15.7
Auto Restart Control ................................ 108
15.8
Indication Panel ....................................... 108
16.
Protection Control ......................................... 109
16.1
Protection Control For All Operations ....... 109
16.2
Protection Control for Cooling & Soft Dry
Operation ................................................. 111
16.3
Protection Control for Heating
Operation ................................................. 112
17.
Servicing Mode .............................................. 114
17.1
Auto Off/On Button ............................... 114
17.2
Remote Control Button ............................ 115
18.
Troubleshooting Guide ................................. 118
18.1
Refrigeration Cycle System ..................... 118
18.2
Breakdown Self Diagnosis Function ........ 120
18.3
Error Code Table ..................................... 121
18.4
Self-Diagnosis Method ............................. 123
19.
19.1
CS-RZ25VKRW CS-RZ35VKRW
CS-RZ42VKRW ....................................... 151
19.2
CS-RZ50VKRW CS-RZ60VKRW
CS-RZ71VKRW CS-RZ80VKR .............. 155
19.3
Outdoor Electronic Controller Removal
Procedure ................................................ 159
20.
Technical Data ............................................... 163
20.1
Sensible Capacity Chart .......................... 163
2
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