2
10 Printed Circuit Board ------------------------------------------ 18
10.1. Indoor Unit -------------------------------------------------18
10.2. Indicator ----------------------------------------------------20
11 Installation Instruction ---------------------------------------- 21
11.1. Indoor Unit -------------------------------------------------22
11.2. Outdoor Unit-----------------------------------------------24
12 Operation and Control----------------------------------------- 27
12.1. Cooling Operation---------------------------------------- 27
12.2. Soft Dry Operation --------------------------------------- 28
12.3. Automatic Operation-------------------------------------29
12.4. Operation Control ----------------------------------------30
12.5. Indoor Fan Speed Control -----------------------------33
12.6. Outdoor Fan Speed Control --------------------------- 34
12.7. Vertical Airflow Direction Control --------------------- 35
12.8. Horizontal Airflow Direction Control -----------------35
12.9. Powerful Operation -------------------------------------- 36
12.10. Quiet Operation-------------------------------------------37
12.11. Timer Control---------------------------------------------- 37
12.12. Random Auto Restart Control------------------------- 38
12.13. Remote Control Signal Receiving Sound ---------- 38
12.14. Patrol Operation ------------------------------------------39
12.15. e-ion Operation -------------------------------------------42
13 Servicing Mode --------------------------------------------------45
13.1. Auto OFF/ON Button ------------------------------------45
13.2. Select Remote Control Transmission Code ------- 45
13.3. Remote Control Button --------------------------------- 46
14 Troubleshooting Guide---------------------------------------- 47
14.1. Refrigeration cycle system----------------------------- 47
15 Disassembly and Assembly Instructions---------------49
15.1. Indoor Electronic Controllers and Control
Board Removal Procedures ---------------------------49
15.2. Indoor Fan Motor and Cross Flow Fan
Removal Procedures------------------------------------ 52
16 Technical Data---------------------------------------------------- 54
16.1. Thermostat Characteristics ---------------------------- 54
16.2. Operation Characteristics ------------------------------ 55
17 Exploded View and Replacement Parts List -----------59
17.1. Indoor Unit -------------------------------------------------59
17.2. Outdoor Unit CU-C18GK-------------------------------61
17.3. Outdoor Unit CU-C24GK-------------------------------62