11.2. TOOLS FOR INSTALLING/SERVICING REFRIGERANT
PIPING 
49
 11.3. REFRIGERANT PIPING WORK 
53
 11.4. INSTALLATION, TRANSFERRING, SERVICING 
55
 12 Servicing Information 
59
 12.1. Indoor Electronic Controllers Removal Procedures 
59
 12.2. Cross Flow Fan and Indoor Fan Motor Removal
Procedures 
60
 13 Troubleshooting Guide 
63
 13.1. Refrigeration cycle system 
63
 14 Technical Data 
65
 
 
 • 
• • 
• 
High Efficiency
 
 
 • 
• • 
• 
Compact Design
 
 
 • 
• • 
• 
Comfort Environment
 
 
 − 
− − 
− 
Ionizer control for generate negative ion in discharge
air
 
 
 − 
− − 
− 
Air filter with function to reduce dust and smoke
 
 
 − 
− − 
− 
Wider range of horizontal discharge air
 
 
 − 
− − 
− 
New Automatic air swing and manual adjusted by
remote control for horizontal airflow.
 
 
 • 
• • 
• 
Auto Restart
 
 
 − 
− − 
− 
Random auto restart after power failure for safety restart
operation
 
 
 • 
• • 
• 
Removable and Washable Front Panel
 
 
 • 
• • 
• 
Remote Control Self-illuminating Button
 
 
 • 
• • 
• 
Catechin Air Purifying Filter
 
 
 − 
− − 
− 
Trap dust, tobacco smoke and tiny particles
 
 
 − 
− − 
− 
Prevent the growth of bacteria and viruses trapped
 15 Exploded View  67
 16 Replacement Parts List 
68
 17 Exploded View 
69
 18 Replacement Parts List 
70
 19 Electronic Circuit Diagram 
71
 19.1. REMOTE CONTROL
 
75
 19.2. PRINT PATTERNINDOOR UNIT PRINTED CIRCUIT
BOARD 
76
 19.3. PRINT PATTERNINDOOR UNIT PRINTED CIRCUIT
BOARD 
77
 
 
 • 
• • 
• 
Triple Deodorizing Filter
 
 
 − 
− − 
− 
Absorb odours produced by wall paper, construction
material and living environment.
 
 
 • 
• • 
• 
Quality Improvement
 
 
 − 
− − 
− 
Gas leakage protection
 
 
 − 
− − 
− 
Prevent compressor reverse cycle
 
 
 − 
− − 
− 
Inner protector to protect compressor
 
 
 − 
− − 
− 
Noise prevention during soft dry operation
 
 
 − 
− − 
− 
Anti-dew Formation Control (Cooling & Soft Dry)
 
 
 − 
− − 
− 
Blue Coated Condenser
 
 
 − 
− − 
− 
High resistance to corrosion.
 
 
 • 
• • 
• 
Operation Improvement
 
 
 − 
− − 
− 
Quiet mode to provide quiet operation
 
 
 − 
− − 
− 
Powerful mode to reach the desired room temperature
quickly
 
 
 • 
• • 
• 
Long Installation Piping
 
 
 − 
− − 
− 
Long piping up to 25 meter
 
 
 • 
• • 
• 
24-hour Timer Setting
 
 
 • 
• • 
• 
Environmental Friendly
 
 
 − 
− − 
− 
R410A, which does not contain chlorine, is used as its
refrigerant, so there is no danger of damage to the
ozone layer in stratosphere.
1 Features
2
CS-V18CKE CU-V18CKE / CS-V24CKE CU-V24CKE