12 Servicing Information 50
12.1. Distinction of Lead Free (PbF) Printed Circuit Board
50
12.2. Indoor Electronic Controllers Removal Procedures
50
12.3. Indoor Fan Motor and Cross Flow Fan Removal
Procedures
51
12.4. Auto OFF/ON Button
52
12.5. Remote Control Reset
53
13 Troubleshooting Guide
54
13.1. Refrigeration cycle system
54
13.2. Relationship between the condition of the air conditioner
and pressure and electric current
55
13.3. Diagnosis methods of a malfunction of a compressor
55
• 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 vertical airflow.
• Long Installation Piping
− Long piping up to 15 meter
14 Technical Data 56
14.1. Thermostat characteristics
56
14.2. Cooling Characteristic
56
14.3. Piping Length Characteristic Cooling
57
15 Exploded View (Indoor Unit)
58
16 Replacement Parts List (Indoor Unit)
59
17 Exploded View (Outdoor Unit)
60
18 Replacement Parts List (Outdoor Unit)
61
19 Electronic Circuit Diagram
62
19.1. Remote Control
69
19.2. Print Pattern Indoor Unit Printed Circuit Board
70
19.3. Print Pattern Indicator Printed Circuit Board
72
• Quality Improvement
− Random auto restart after power failure for safety restart
operation
− Gas leakage protection
− Prevent compressor reverse cycle
− Inner protector to protect compressor
− Noise prevention during soft dry operation.
− Gold Coated Condenser for high resistance to corrosion
• Operation Improvement
− Quiet mode to provide extra quiet operation
− Powerful mode to reach the desired room temperature
quickly
− Ionizer control for generating negative ion in discharge
air.
− 24-hour timer setting
• Serviceability Improvement
− Removable and washable Front Panel
1 Features
2
CS-MC12DKV CU-2C24DKV
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