9 Operating Instructions 35
10 Installation Instructions
41
10.1. Safety Precautions
41
10.2. Indoor Unit
44
10.3. Outdoor Unit
48
11 2-way, 3-way Valve
51
11.1. Evacuation of the Equipment (For Europe & Oceania
Destination)
52
11.2. Air Purging of the Piping and Indoor Unit
58
12 Servicing Information
64
12.1. Indoor Electronic Controllers Removal Procedures
64
12.2. Cross Flow Fan and Indoor Fan Motor Removal
Procedures
65
12.3. Remote Control Reset
66
12.4. Auto OFF/ON Button
67
13 Troubleshooting Guide
68
13.1. Refrigeration cycle system
68
• High efficiency.
• Compact design.
• Wider range of horizontal discharge air.
• Air Filter with function to reduce dust and smoke.
• Automatic air swing and manual adjusted by Remote
Control for horizontal and vertical airflow.
• Long installation piping up to 25 meter.
• Supersonic Air Purifying System with SUPER alleru-buster.
− Inactive various harmful airbone elements including
allergens, viruses and bacteria.
− Generated supersonic waves enhance the ability to
collect dust and dirt in the air.
• Quality Improvement
− Random auto restart after power failure for safety restart
operation.
− Gas leakage detection.
− Prevent Compressor reverse cycle.
− Inner protector to protect Compressor.
− Noise prevention during soft dry operation.
− Blue coated Condenser for high resistance to corrosion.
− Anti-dew formation control (Cooling & Soft Dry).
− Overload Protection Control (Heating).
− Outdoor Fan Control.
− Compressor High Pressure Control.
• Operation Improvement
− Quiet mode to provide quiet operation.
− Powerful mode to reach the desired room temperature
quickly.
− Ionizer control for generating negative ion in discharge
air.
− 24-hour timer setting.
14 Technical Data 70
14.1. Thermostat characteristics
70
14.2. Operation characteristics
71
15 Exploded View (Indoor Unit)
73
15.1. CS-A18DKD CS-A24DKD
73
16 Replacement Parts List (Indoor Unit)
74
16.1. CS-A18DKD CS-A24DKD
74
17 Exploded View (Outdoor Unit)
75
17.1. CU-A18DKD CU-A24DKD
75
18 Replacement Parts List (Outdoor Unit)
76
18.1. CU-A18DKD CU-A24DKD
76
19 Electronic Circuit Diagram
77
19.1. Indoor Unit & Outdoor Unit
77
19.2. Remote Control
83
19.3. Print Pattern Indoor Unit Printed Circuit Board
84
19.4. Print Pattern Indicator & Receiver Printed Circuit Board
85
19.5. Print PatternOutdoor Unit Printed Circuit Board
86
• Serviceability Improvement
− Removable and washable Front Panel.
1 Features
2
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD
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